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Prof. Michael Hayes - Publications

Refereed Journals

F.L. Himes, R. Tejeira, and M.H.B. Hayes, 1963. The reactions of extracts from maple and
oak leaves with iron and zinc compounds. Soil Sc. Soc. Amer. Proc. 27, 516-519.

M.H.B. Hayes and J.L. Mortensen, 1963. Role of biological oxidation and organic matter
solubilization in the subsidence of Rifle Peat. Soil Sci. Soc. Amer. Proc. 27, 666-668.

S.A. Barker, P. Finch, M.H.B. Hayes, R.G. Simmonds, and M. Stacey. 1965. Isolation and

preliminary characterisation of soil polysaccharides. Nature (London) 205, 68-69.

S.A. Barker, M.H.B. Hayes, R.G. Simmonds, and M. Stacey, 1967. Studies on soil
polysaccharides I. Carbohyd. Res. 5, 13-24.

M.H.B. Hayes, M. Stacey, and J.M. Thompson, 1967. Polarographic analysis of s-triazine
herbicides. Chem. and Ind. (London), 1222-1223.

M.H.B. Hayes, 1970. Adsorption of triazine herbicides on soil organic matter, including a
short review on soil organic matter chemistry. Residue Reviews 32, 131-174.

M.H.B. Hayes, M. Stacey, and J. Standley, 1972. Studies on bitumen: Part 1.Characterization
of bitumen by use of physical methods. Fuel 51, 27-31.

M.H.B. Hayes, M. Stacey, and J. Standley, 1972. Studies on bitumen: Part 2. Changes on
bitumen during weathering. Fuel 51, 32-37.

M.H.B. Hayes, M. Stacey, J. Standley, and (in part) A.E. Entwistle, 1972. Studies on
bitumen: Part 3. Experiments on the bidegradation of bitumen by soil microorganisms. Fuel
52, 146-149.

M.H.B. Hayes, M. Stacey, and J. Standley, 1972. Studies on the fractionation of humification
products of ryegrass on sand columns. Geoderma 7, 105-111.

M.H.B. Hayes, M. Stacey, and R.S. Swift, 1972. Degradation of humic acid in a sodium
sulphide solution. Fuel 51, 211-213.

M.H.B. Hayes, M.E. Pick, and B.A. Toms, 1972. Application of microcalorimetry to the
study of interactions between organic chemicals and soil constituents. Science Tools 19, 9-
12.

M.H.B. Hayes, P.R. Lundie, and M. Stacey, 1972. Interactions between organophosphorus
compounds and soil materials. I. Adsorption of ethyl methylphosphonofluoridate by clay and
organic matter preparations and by soils. Pestic. Sci. 3, 619-629.

R.E. Grice, M.H.B. Hayes, P.R. Lundie, and M.H. Cardew, 1973. A continuous flow method
for studying adsorption of organic chemicals by a humic acid preparation. Chem. and Ind.
(London), 233-234.

G. Burns, M.H.B. Hayes, and M. Stacey, 1973. Some physico-chemical interactions of paraquat with soil organic materials and model compounds. I. Effects of temperature, time, and adsorbate degradation on paraquat adsorption. Weed Res. 13, 67-78.

I.G. Burns, M.H.B. Hayes, and M. Stacey, 1973. Some physico-chemical interactions of
paraquat with soil organic materials and model compounds. II. Adsorption and desorption
equilibria in aqueous suspensions. Weed Res. 13, 79-90.

I.G. Burns, M.H.B. Hayes, and M. Stacey, 1973. Spectroscopic studies on the mechanisms of
adsorption of paraquat by humic acid and model compounds. Pestic. Sci. 4, 201-209.

I.G. Burns and M.H.B. Hayes, 1974. Some physico-chemical principles involved in the
adsorption of the organic cation paraquat by soil humic materials. Residue Reviews 52, 117-
146.

J. Burdon, J. D. Craggs, M.H.B. Hayes, and M. Stacey, 1974. Reaction of sodium sulphide: I.
With compounds containing hydroxyl groups. Tetrahedron 30, 2729-2733.

M.H.B. Hayes, R.S. Swift, R.E. Wardle, and J.K. Brown, 1975. Humic materials from an
organic soil: A comparison of extractants and properties of extracts. Geoderma 13, 231-245.

M.H.B. Hayes, M.E. Pick, and B.A. Toms, 1975. Interactions between clay minerals and
bipyridylium herbicides. Residue Reviews 57, 1-25.

J. Burdon, M.H.B. Hayes, and M.E. Pick, 1977. The electron density distribution in
pyridinium and bipyridinium compounds and its relevance to their adsorption by expanding
lattice clays. J. Environ. Sci. Health B12, 37-51.

M.H.B. Hayes, M.E. Pick, and B.A. Toms, 1978. The influence of organocation structure on
the adsorption of mono- and of bipyridinium cations by expanding lattice clay minerals. I.
Adsorption by Na+-montmorillonite. J. Colloid Interface Sci. 65, 254-265.

M.H.B. Hayes, M.E. Pick, and B.A. Toms, 1978. The influence of organocation structure on
the adsorption of mono- and of bipyridinium cations by expanding lattice clay minerals. II.
Adsorption by Na+-vermiculite. J. Colloid Interface Sci. 65, 266-275.

M.H.B. Hayes and R.S. Swift, 1981. Organic colloids and organo-mineral associations. Bull.
Intern. Soc. Soil Sci. 60, 67-74.

G.H. Bolt, M.G.M. Bruggenwert, M.H.B. Hayes, A. Herbillon, and A. Prost, 1981. Proposals
for coordinated research on the nature and properties of soil colloid surfaces. I. Introductory
Remarks. Bull. Intern. Soc. Soil Sci. 60, 59-60..

M.H.B. Hayes and R.S. Swift, 1981. Organic colloids and organo-mineral associations. Bull.
Intern. Soc. Soil Sci. 60, 67-74.

J. Tovar-Grau, C.L. Graham, and M.H.B. Hayes, 1983. Analytical aspects of copper binding
by humic substances in reservoir sediments. Anal. Proc. 20, 125-127.

P.L. Hall, R. Harrison, J.J. Tuck, M.H.B. Hayes, and D.K. Ross, 1983. Particle orientation
distributions and stacking arrangements in size-fractionated montmorillonite measured by
neutron and X-ray diffraction. J. Chem. Soc., Faraday Trans. 1, 79, 1687-1700.

S. Burchill, P.L. Hall, R. Harrison, M.H.B. Hayes, J.I. Langford, W.R. Livingston, D.K.
Ross, R.J. Smedley, and J.J. Tuck, 1983. Smectite-polymer interactions in aqueous systems.
Clay Minerals 18, 373-397.

J.J. Tuck, P.L. Hall, M.H.B. Hayes, D.K. Ross, and C. Poinsignon, 1984. Quasi-elastic
neutron scattering studies of the dynamics of intercalated molecules in charge deficient layer
silicates. Part I. Temperature dependence of the scattering from water in Ca2+-
montmorillonite. J. Chem. Soc., Faraday Trans. 1, 80, 309-324.

M.H.B. Hayes, P.J. Isaacson, A.M. Lees, and T.B.R. Yormah, 1984. Vapour phase sorption
and desorption of monomethylhydrazine by homoionic-exchanged clays. J. Colloid Interface
Sci. 97, 48-54.

P.J. Isaacson and M.H.B. Hayes, 1984. The interaction of hydrazine hydrate with humic acid
preparations at pH 4. J. Soil Sci. 35, 79-92.

J.J. Tuck, P.L. Hall, M.H.B. Hayes, D.K. Ross, and J.B. Hayter, 1985. Quasi-elastic neutron
scattering of intercalated molecules in charge deficient layer silicates. Part 2. High resolution
measurements of the diffusionn of water in montmorillonite and vermiculite. J. Chem. Soc.
Faraday Trans. 1, 81, 833-846.

M.H.B. Hayes, 1985. Studies on humic substances. J. Sci. Food Agric. 36, 272-274.

F.J. Berry, M.H.B. Hayes, and S.L. Jones, 1986. Investigations of interactions of inorganic
solids with layered structures: Iron-57 Mossbauer spectroscopy studies of size fractionated
and iron-exchanged montmorillonite clays. Inorganica Chemica Acta 122, 19-24.

F.J. Berry, M.H.B. Hayes, and S.L. Jones, 1990. The intercalation of 2,2'-bipyridine and

1,10-phenanthroline and their complexes with iron within the interlayer regions of
montmorillonite clay. Inorganica Chimica Acta 178, 203-208.

T.A. Taha and M.H.B. Hayes, 1990. Separation of municipal refuse humic acid by pH-
gradient desorption from XAD-8 resin. Annals Agric. Sci., Cairo. Special Issue, 697-710.

T.V. Foster, M.H.B. Hayes, and D.A.J. Wase, 1991. Effects of naturally occurring iron-
carriers on continuously cultivated Eschericia coli. J. Biotechnol. 17, 233-246.

H.A.M. Ratwatte, T.V. Foster, M.H.B. Hayes, and D.A.J. Wase, 1991. Influence of iron-
bearing natural humic compounds on the physiology of Eschericia coli in continuous culture.
Process Biochem. 26, 293-299.

J.-C. Li, D.K. Ross and M.H.B. Hayes, 1994. The existence of two H-bonds of different
strengths in ice and the possible implications. J. Molecular Structure, 322, 131-139.

G.A. Ubom, J.K. Chipman, and M.H.B. Hayes, 1994. Glutathione deficiency does not elevate
susceptibility of bacteria to the mutagenicity of chlorinated humic acids. Human and
Experimental Toxicology 13, 558-562.

B.E. Watt, R.L. Malcolm, M.H.B. Hayes, N.W.E. Clark, and J.K. Chipman, 1996. The
chemistry and mutagenic potentials of humic substances from different watersheds in Britain and Ireland.Water Res. 32, 1502-1516.

J.J. Farnworth, M.H.B. Hayes, J.W. Nunn, and J.K. Chipman. 1997. The use of Beringite to
remove fulvic acids (mutagenic precursors) from water. Environmental Technology 17, 509-
516

C.E. Clapp, U. Mingelgrin, R. Liu, H. Zhang, and M.H.B. Hayes. 1997. A quantitative
estimation of the complexation of small organic molecules with soluble humic acids. J.
Environmental Qual. 26, 1277-1281

C.E. Clapp and M.H.B. Hayes. 1999. Sizes and shapes of humic substances. Soil Science
164, 777-789.

E. Vogel, R. Geßner, M.H.B. Hayes, and W. Kiefer. 1999. Characterization of         
humic acid by means of SERS. J. Molecular Structure, 482-483, 195-199.

C.E. Clapp and M.H.B. Hayes. 1999. Characterization of humic substances isolated from
clay- and silt-sized fractions of a corn residue-amended agricultural soil. Soil Science 164:
899-913

W.L. Kingery, A.J. Simpson, M.H.B. Hayes, M.A. Locke, and R.P. Hicks. 2000. The
application of multidimensional NMR to the study of soil humic substances. Soil Science
165, 483-494

A.J. Simpson, J. Burdon, C.L. Graham, M.H.B. Hayes, N. Spencer, and W.L. Kingery. 2000.
Interpretation of heteronuclearand multidimensional NMR spectroscopy as applied to humic
substances. Eoropean J. Soil Science. Accepted for Publication

Chapters in Books

P. Finch, M.H.B. Hayes, and M. Stacey, 1971. Biochemistry of soil polysaccharides. In A.D.
McLaren and J.J. Skujins (eds), Soil Biochemistry. Vol. II, Marcel Dekker, New York, pp.
257-319.

D.J. Greenland and M.H.B. Hayes, 1978. Soils and soil chemistry. In D.J. Greenland and
M.H.B. Hayes (eds), The Chemistry of Soil Constituents. Wiley, Chichester, pp. 1-27.

M.H.B. Hayes and R.S. Swift, 1978. The chemistry of soil organic colloids. In D.J.
Greenland and M.H.B. Hayes (eds), The Chemistry of Soil Constituents. Wiley, Chichester,
pp. 179-320.

S. Burchill and M.H.B. Hayes, 1980. Adsorption of poly(vinyl alcohol) by clay minerals. In
A.    Banin and U. Kafkafi (eds), Agrochemicals in Soils. Pergamon, Oxford and New York,
pp. 109-121.

M.H.B. Hayes, 1980. The role of natural and synthetic polymers in stabilising soil
aggregates. In R.C.W. Berkeley, J.M. Lynch, J. Melling, P.R. Rutter, and B. Vincent (eds),
Microbial Adhesion to Surfaces. Ellis Horwood, Chichester, pp. 263-296.

D.J. Greenland and M.H.B. Hayes (eds), 1981. Soil processes. In D.J.Greenland and M.H.B.
Hayes (eds), The Chemistry of Soil Processes. Wiley, Chichester and New York, pp. 1-35.

S. Burchill, M.H.B. Hayes and D.J. Greenland, 1981. Adsorption. In D.J. Greenland and
M.H.B. Hayes (eds), The Chemistry of Soil Processes. Wiley, Chichester and New York, pp.
221-400.

M.H.B. Hayes, 1983. Darwin's 'vegetable mould' and some modern concepts of humus
structure and soil aggregation. In J.E. Satchwell (ed.), Earthworm Ecology. Chapman and
Hall, London, New York, pp. 19-33.

M.H.B. Hayes, 1984. Structures of humic substances. In Organic Matter and Rice.
International Rice Research Institute, Los Banos, Plilippines, pp. 93-115.

M.H.B. Hayes, 1984. Chemical nature and reactivities of soil organic polymers. In B. Yaron,
G. Dagan, and J. Goldschmid (eds), Pollutants in Porous Media. Springer-Verlag,
Heidelberg, pp. 126-142.

M.H.B. Hayes, 1985. Extraction of humic substances from soil. In G.R. Aiken, D.M.
McKnight, R.L. Wershaw, and P. MacCarthy (eds), Humic Substances in Soil, Sediment, and
Water. Wiley, New York, pp. 329-362.

M.H.B. Hayes and F.L. Himes, 1986. Nature and properties of humus-mineral complexes. In
P.M. Huang and M. Schnitzer (eds), Interactions of Soil Minerals with Natural Organics and
Microbes. Soil Science Society of America, Inc, Madison, Wisconsin, pp. 103-158.

M.H.B. Hayes, 1986. Soil organic matter extraction, fractionation, structure, and effects on
soil structure. In Y. Chen and Y. Avnimelech (eds), The Role of Organic Matter in Modern
Agriculture. Martinus Nijhoff, Dodrecht, pp. 183-208.

M. Bracewell, G. Abbt-Braun, J.W. de Leew, M.H.B. Hayes, H.H. Nimz, D.L. Norwood,
E.M. Perdue, M. Schnitzer, S.A. Visser, M.A. Wilson, and W. Ziechmann, 1988. The
characterization and validity of structural hypotheses: Group Report. In F.H. Frimmel and
R.F. Christman (eds), Humic Substances and Their Role in the Environment. Wiley,
Chichester, pp. 151-164.

M.H.B. Hayes, P. MacCarthy, R.L. Malcolm, and R.S. Swift, 1989. The search for structure:
Setting the scene. In M.H.B. Hayes, P. MacCarthy, R.L. Malcolm, and R.S. Swift (eds),
Humic Substances II. In Search of Structure. Wiley, Chichester, pp. 3-31.

M.H.B. Hayes and M.R. O'Callaghan, 1989. Degradation with sodium sulfide and with
phenol. In M.H.B. Hayes, P. MacCarthy, R.L. Malcolm, and R.S. Swift (eds), Humic
Substances II. In Search of Structure. Wiley, Chichester, pp. 143-180..

M.H.B. Hayes, P. MacCarthy, R.L. Malcolm, and R.S. Swift, 1989. Structures of humic
substances: The emergence of 'forms'. In M.H.B. Hayes, P. MacCarthy, R.L. Malcolm, and
R.S. Swift (eds), Humic Substances II. In Search of Structure. Wiley, Chichester, pp. 689-
733.

A.C.D. Newman and M.H.B. Hayes, 1990. Some properties of clays and of other soil colloids
and their influences on soils. In M.F. DeBoodt, M.H.B. Hayes, and A. Herbillon (eds), 1990.
Soil Colloids and Their Associations in Aggregates. Plenum, New York and London, pp. 39-
55.

M.H.B. Hayes and R.S. Swift, 1990. Genesis, isolation, composition and structures of soil
humic substances. In M.F. DeBoodt, M.H.B. Hayes, and A. Herbillon (eds), 1990. Soil
Colloids and Their Associations in Aggregates. Plenum, New York and London, pp. 245-
305.

M.V. Cheshire and M.H.B. Hayes, 1990. Compositions, origins, structures, and reactivities of
soil polysaccharides. In M.F. DeBoodt, M.H.B. Hayes, and A. Herbillon (eds), 1990. Soil
Colloids and Their Associations in Aggregates. Plenum, New York and London, pp. 307-
336.

J.J. Tuck and M.H.B. Hayes, 1990. Structure and dynamics of water at clay surfaces.
Inferences from neutron scattering studies. In M.F. DeBoodt, M.H.B. Hayes, and A.
Herbillon (eds), 1990. Soil Colloids and Their Associations in Aggregates. Plenum, New
York and London, pp. 355-386.

M.H.B. Hayes and G.H. Bolt, 1991. Soil colloids and the soil solution. In G.H. Bolt, M.F.
DeBoodt, M.H.B. Hayes, and M.B. McBride (eds), Interactions at the Soil Colloid-Soil
Solution Interface. Kluwer, Dodrecht, pp. 1-33.

M.H.B. Hayes and U. Mingelgrin, 1991. Interactions between small organic chemicals and
soil colloidal constituents. In G.H. Bolt, M.F. DeBoodt, M.H.B. Hayes, and M.B. McBride
(eds), Interactions at the Soil Colloid-Soil Solution Interface. Kluwer, Dodrecht, pp. 323-
407.

C.E. Clapp, R. Harrison, and M.H.B. Hayes, 1991. Interactions between organic
macromolecules and soil inorganic colloids and soils. In G.H. Bolt, M.F. DeBoodt, M.H.B.
Hayes, and M.B. McBride (eds), Interactions at the Soil Colloid-Soil Solution Interface.
Kluwer, Dodrecht, pp. 409-468.

M.H.B.Hayes, 1991. Influence of acid/base status on the formation and interactions of acids
and bases in soils. In B. Ulrich and M.E. Sumner (eds), Soil Acidity. Springer-Verlag, Berlin-
Heidelberg, pp. 80-96.

M.H.B. Hayes, 1991. Advances in our understanding of the composition and structures of
oil organic matter. in W.S. Wilson (ed.), Advances in Soil Organic Matter Research. The
Impact on Agriculture and the Environment. The Royal Society of Chemistry, Cambridge,
pp. 3-22.

M.H.B. Hayes, 1991. Structures of humic substances. In C.H. Fuchsman (ed.), Peat as a
Raw Material., Bord na Mona, Newbridge, Co. Kildare, Ireland, pp. 203-238.

C.E. Clapp, M.H.B. Hayes, and R.S. Swift, 1993. Isolation, fractionation, functionalities, and
concepts of structures of soil organic macromolecules. In A.J. Beck, J.K. Jones, M.H.B.
Hayes, and U. Mingelgrin (eds), Organic Substances in Soil and Water: Natural Constituents
and Their Influence on Contaminant Behaviour. The Royal Society of Chemistry,
Cambridge, pp. 31-69.

T.M. Hayes, C.E. Clapp, M.M. Dubois, M.H.B. Hayes, and R.H. Dowdy, 1994.
Characterization of humic acids isolated from an agricultural soil. In N. Senesi and T.M.
Miano (eds), Humic Substances in the Global Environment and Implications on Human
Health. Elsevier, Amsterdam, p. 299-304.

G.A. Ubom, J.K. Chipman, G. Moody, J.W. Marsh, and M.H.B. Hayes, 1994. Hepatic
protective factors against mutagens from chlorinated humic substances. In N. Senesi and
T.M. Miano (eds), Humic Substances in the Global Environment and Implications on Human
Health, Elsevier, Amsterdam, pp. 1273-1277.

J.C. Li, D.K. Ross, M.H.B. Hayes, W.F. Sherman, and M. Adams, 1995. The observation of
different strengths of hydrogen bonds in ices. In M.C. Bellicent-Funel and J.C. Dore (eds),
Hydrogen Bond Networks. Kluwer, Dordrecht, pp. 139-148.

M.H.B. Hayes, R.L. Malcolm, and C.E. Clapp, 1994. Aspects of the composition, structures,
and reactivities of the organic colloids of soils and waters. In R. Lal, J.M. Kimble, and E.
Levine (eds), Soil Processes and Greenhouse Effect. USDA-SCS Soil Survey Laboratory,
Lincoln, Nebraska, pp. 90-125.

M. H. B. Hayes, 1997. Emerging concepts of the compositions and structures of humic
substances. In M.H.B. Hayes and W.S. Wilson (eds), Humic Substances, Peats, and
Sludges. Health and Environmental Aspects. The Royal Society of Chemistry, Cambridge.
pp. 3-30.

I.P. Kenworthy and M.H.B. Hayes. 1997. Investigations of some structural properties of
humic substances by fluorescence quenching. In M.H.B. Hayes and W.S. Wilson (eds),
Humic Substances, Peats, and Sludges. Health and Environmental Aspects. The Royal
Society of Chemistry, Cambridge. pp. 39-45.

A.J. Simpson, R.E. Boersma, W.L Kingery , R.P. Hicks, and M.H.B. Hayes, 1997.
Applications of NMR spectroscopy for determinations of the molecular structures of humic
substances. In M.H.B. Hayes and W.S. Wilson (eds), Humic Substances, Peats, and
Sludges. Health and Environmental Aspects. The Royal Society of Chemistry, Cambridge.
pp. 46-62.

A.    J. Simpson, B. E. Watt, C. L. Graham, and M. H. B. Hayes. 1997. Humic substances
from podzols under oak forest and a cleared forest site I. Isolation and characterization. In M.H.B. Hayes and W.S. Wilson (eds), Humic Substances, Peats, and Sludges. Health and Environmental Aspects. The Royal Society of Chemistry, Cambridge. pp. 73-82.

A. J. Simpson, J. Burdon, C. L. Graham, and M. H. B. Hayes, 1997. Humic substances from
podzols under oak forest and a cleared forest site II. Spectroscopic studies. In M.H.B. Hayes and W.S. Wilson (eds), Humic Substances, Peats, and Sludges. Health and Environmental Aspects. The Royal Society of Chemistry, Cambridge. pp. 83-92.

A.J. Simpson, C. L. Graham, M. H. B. Hayes, K. A. Stagg, and P. Stanley, 1997. Studies of
humic substances at different pH values using scanning electron microscopy, scanning
tunnelling microscopy, and electron probe X-ray micro analysis. In M.H.B. Hayes and W.S.
Wilson (eds), Humic Substances, Peats, and Sludges. Health and Environmental Aspects.
The Royal Society of Chemistry, Cambridge. pp. 93-99.

E. C. Norman, C. L. Graham, and M. H. B. Hayes, 1997. Investigations into the nature of
phosphorous in soil humic acids using 31P NMR spectroscopy. In M.H.B. Hayes and W.S.
Wilson (eds), Humic Substances, Peats, and Sludges. Health and Environmental Aspects.
The Royal Society of Chemistry, Cambridge. pp. 100-106.

T. M. Hayes, B. E. Watt, M. H. B. Hayes, D. Scholefield, C. E. Clapp, R. S. Swift, and J. O.
Skjemstad, 1997. Dissolved humic substances in waters from drained and undrained grazed
grassland in SW England. In M.H.B. Hayes and W.S. Wilson (eds), Humic Substances,
Peats, and Sludges. Health and Environmental Aspects. The Royal Society of Chemistry,
Cambridge. pp. 107-120.

M.H.B. Hayes, L. J. Stewart, and P. Bethel, 1997. Humic substances from internment sites
Isolation and characterization. In M.H.B. Hayes and W.S. Wilson (eds), Humic
Substances, Peats, and Sludges. Health and Environmental Aspects. The Royal Society of Chemistry, Cambridge. pp. 136-147.

L. J. Stewart, J. Burdon, and M. H. B. Hayes, 1997. Humic substances from internment sites
II. Digest products of sequential degradation reactions. In M.H.B. Hayes and W.S. Wilson
(eds), Humic Substances, Peats, and Sludges. Health and Environmental Aspects. The
Royal Society of Chemistry, Cambridge. pp. 148-157.

B.    E. Clapp, M. F. Layese, M. H. B. Hayes, D. R. Huggins, and R. R. Alimaras, 1997.
Natural abundances of 13C in soils and waters. In M.H.B. Hayes and W.S. Wilson (eds), Humic Substances, Peats, and Sludges. Health and Environmental Aspects. The Royal Society of Chemistry, Cambridge. pp. 158-175.

Thomas B. Rick Yormah and Michael H.B. Hayes, 1997. Humic substances from a tropical
soil. In M.H.B. Hayes and W.S. Wilson (eds), Humic Substances, Peats, and Sludges.
Health and Environmental Aspects. The Royal Society of Chemistry, Cambridge. pp. 176-
186.

A. Law, J. J. Tuck, C. L. Graham, and M. H. B. Hayes, 1997. An automated
procedure for studying sorption by humic substances using a combined continuous-flow and flow-injection analysis process. In M.H.B. Hayes and W.S. Wilson (eds), Humic Substances, Peats, and Sludges. Health and Environmental Aspects. The Royal Society of Chemistry, Cambridge. pp. 189-198.

Michael J. Häusler and Michael H.B. Hayes, 1997. Sorption of imidazolinone herbicides by
humic acid preparations. In M.H.B. Hayes and W.S. Wilson (eds), Humic Substances,
Peats, and Sludges. Health and Environmental Aspects. The Royal Society of Chemistry,
Cambridge. pp. 199-207.

T. M. Hayes, M. H. B. Hayes, and L. V. Vaidyanathan, 1997. The influence of humic
substances from drainage waters on the transportation of anthropogenic organic chemicals.
In M.H.B. Hayes and W.S. Wilson (eds), Humic Substances, Peats, and Sludges. Health
and Environmental Aspects. The Royal Society of Chemistry, Cambridge. pp. 208-218.

A. L. Lacey, M. H. B. Hayes, and L. V. Vaidyanathan, 1997. Preparation of iron pillared
lays and their applications for sorption of humic substances. In M.H.B. Hayes and W.S.
Wilson (eds), Humic Substances, Peats, and Sludges. Health and Environmental Aspects.
The Royal Society of Chemistry, Cambridge. pp. 219-225.

J. J. Farnworth, L.V. Vaidyanathan, and M. H. B. Hayes, 1997. Uses of schists- and clay-
derived materials to remove humic substances from waters. In M.H.B. Hayes and W.S.
Wilson (eds), Humic Substances, Peats, and Sludges. Health and Environmental Aspects.
The Royal Society of Chemistry, Cambridge. pp. 226-236.

E. C. Norman, I. R. Dixon, C. L. Graham, M. H. B. Hayes, and S. C. Grocott, 1997.
Investigations of the impacts of humic-type substances on the Bayer Process. In M.H.B.
Hayes and W.S. Wilson (eds), Humic Substances, Peats, and Sludges. Health and
Environmental Aspects. The Royal Society of Chemistry, Cambridge. pp. 237-246.

M.H.B. Hayes, I. P. Kenworthy, M.T. Quane, and B. E. Watt, 1997. The effects of
acidification on carbohydrate contents of humic substances from the soils and waters of Lake
Skjervatjern. In M.H.B. Hayes and W.S. Wilson (eds), Humic Substances, Peats, and
Sludges. Health and Environmental Aspects. The Royal Society of Chemistry, Cambridge.
pp. 299-310.

C.E. Watt E. E. Robinson, K. E. Sawcer, G. H. G. Thorpe, and M. H. B. Hayes, 1997. The
effects of humic substances on enhanced chemiluminescence produced by the HRP-catalyzed oxidation of luminol. In M.H.B. Hayes and W.S. Wilson (eds), Humic Substances, Peats, and Sludges. Health and Environmental Aspects. The Royal Society of Chemistry, Cambridge. pp. 326-334.

M.H.B. Hayes. 1998. Humic substances: Progress towards more realistic concepts of
structures. In G. Davies and E. Ghabbour (eds), Humic Substances: Nature's Mysterious
Polymers. The Royal Society of Chemistry, Cambridge. pp. 1-27.

C.E. Clapp, R. Liu, V.W. Cline, Y. Chen and M.H.B. Hayes. 1998. Humic substances for
enhancing turfgrass growth. In G. Davies and E.A. Ghabbour (eds), Humic Substances:
Structures, Propertiesand Uses. The Royal Society of Chemistry, Cambridge, pp. 227-233.

C.E. Clapp, R. Liu, V.W. Cline, Y. Chen and M.H.B. Hayes. 1998. Humic substances for
enhancing turfgrass growth. In G. Davies and E.A. Ghabbour (eds), Humic Substances:
Structures, Propertiesand Uses. The Royal Society of Chemistry, Cambridge, pp. 227-233.

T.M. Hayes, M.H.B. Hayes, and A.J. Simpson. 1999. Considerations of the amino nitrogen
in humic substances. In W.S. Wilson, A.S. Ball, and R.H. Hinton (eds), Managing Risks of
Nitrates to Humans and the Environment. The Royal Society of Chemistry, Cambridge. pp.
206-227.

M.H.B. Hayes and R.L. Malcolm. 2000. Structures of humic substances. In C.E. Clapp,
M.H.B. Hayes, N. Senesi, P. Bloom, and P.M. Jardine (eds), Humic Substances and
Chemical Contaminants. Soil Science Society of America, Inc, Madison, Wisconsin. In
Press

C.E. Clapp, M.H.B. Hayes, and U. Mingelgrin. 2000. Measurements of sorption –
desorption and isotherm analyses. In C.E. Clapp, M.H.B. Hayes, N. Senesi, P. Bloom, and
P.M. Jardine (eds), Humic Substances and Chemical Contaminants. Soil Science Society of
America, Inc, Madison, Wisconsin. In Press.

M.H.B. Hayes and C.L. Graham, 2000. Procedures for the isolation and fractionation of
humic substances. In G. Davies and E.A. Ghabbour (eds), The Royal Society of
Chemistry, Cambridge. In Press.

Books Edited

D.J. Greenland and M.H.B. Hayes (eds.), The Chemistry of Soil Constituents. Wiley,
Chichester, 1978.

D.J. Greenland and M.H.B. Hayes (eds.), The Chemistry of Soil Processes. Wiley,
Chichester, 1981.

M.H.B. Hayes and R.S. Swift (eds), Volunteered papers, 2nd International Conf.
International Humic Substances Society (Birmingham, 1994). The Univ of Birmingham,
1985

M.H.B. Hayes, P. MacCarthy, R.L. Malcolm, and R.S. Swift (eds), Humic Substances II.
In Search of Structure. Wiley, Chichester, 1989.

M.F. DeBoodt, M.H.B. Hayes, and A. Herbillon (eds.) Soil Colloids and Their
Associations in Aggregates. Plenum, New York, 1990.

G.H. Bolt, M.F. DeBoodt, M.H.B. Hayes and M.B. McBride (eds.), Interactions at the
Soil Colloid-Soil Solution Interface. Reidel, 1991.

A.J. Beck, K.C. Jones, M.H.B. Hayes, and U. Mingelgrin (eds.), Organic Substances in
Soil and Water: Natural Constituents and Their Influence on Contaminant Behaviour. The
Royal Society of Chemistry, Cambridge, 1993.

C.E. Clapp, M.H.B. Hayes, N. Senesi, and S.M. Griffith (eds), Humic Substances and
Organic Matter in Soil and Water Environments. IHSS, St. Paul, Minn. 1996.
           
M.H.B. Hayes and W.S. Wilson (eds), Humic Substances , Peats, and Sludges: Health and
Environmental Impacts. The Royal Society of Chemistry, Cambridge. 1997.

C.E. Clapp, M.H.B. Hayes, N. Senesi, P. Bloom, and P.M. Jardine (eds), Humic
Substances and Chemical Contaminants. Soil Science Society of America, Inc, Madison,
Wisconsin. 200. In Press.

Papers (Refereed) Published in Conference Proceedings

P. Finch, M.H.B. Hayes, and M. Stacey. 1967. Studies of soil polysaccharides and on their
interactions with clay preparations. Trans. Comm. II and IV, Intern. Soc. Soil Sci. Symp.
(Aberdeen, Scotland, 1966), pp. 19-32.

M.H.B. Hayes, M. Stacey, and J.M. Thompson, 1968. Adsorption of s-triazine herbicides by
soil organic matter preparations. Isotopes and Radiation in Soil Organic-Matter Studies
(Vienna), IAEA, Vienna, pp. 75-90.

P. Finch, M.H.B. Hayes, and M. Stacey, 1968. Studies on the polysaccharide constituents of
an acid extract of a Fenland muck soil. Trans. IXth Intern. Congr. Soil Sci. (Adelaide) 3,
193-201.

M.H.B. Hayes, M. Stacey, and J. Standley, 1968. Studies on the humification of plant tissue.
Trans. IXth Intern. Congr. Soil Sci. (Adelaide) 3, 193-201.

R.E. Grice and M.H.B. Hayes, 1970. Methods for studying the adsorption of organic
chemicals by soil organic matter preparations. Proc. Xth Br. Weed Control Conf. (Brighton)
3, 1089-1100.

M.H.B. Hayes, M.E. Pick, M. Stacey, and B.A. Toms, 1973. A microcalorimetric
investigation of the interactions between clay minerals and bipyridylium salts. Proc. Intern.
Clay Conf. (Madrid, 1972), 675-682.

R.E. Grice and M.H.B. Hayes, 1972. A continuous flow method for studying adsorption and
desorption of pesticides in soils and in soil colloid systems. Proc. XIth British Weed Control
Conf. (Brighton), 2, 784-791.

R.E. Grice, M.H.B. Hayes, and P.R. Lundie, 1973. Adsorption of organophosphorus
compounds by soil constituents and by soils. Proc. 7th British Insecticide and Fungicide
Conf. (Brighton) 1, 73-81.

S. Burchill, M.H. Cardew, M.H.B. Hayes, and R.J. Smedley, 1973. Continuous flow methods
for studying adsorption of herbicides by soil dispersions and soil columns. Proc. Eur. Weed
Res. Council Symp. Herbicides Soil (Paris), pp. 70-79.

J.D. Craggs, M.H.B. Hayes, and M. Stacey, 1974. Sodium sulphide reactions with humic acid
and model compounds. Proc. Xth Intern. Congr. Soil Sci. (Moscow) 2, 318-324.

M.H.B. Hayes, M.E. Pick, M. Stacey, B.A. Toms, and C.M. Quinn, 1974. The different
interactions of paraquat and diquat with montmorillonite and vermiculite. Proc. Xth Intern.
Congr. Soil Sci. (Moscow) 7, 90-95.

M.H.B. Hayes, M. Stacey, and R.S. Swift, 1975. Techniques for fractionating soil
polysaccharides. Proc. Xth Intern. Congr. Soil Sci., 1974 (Moscow) 12, 75-81.

M.H.B. Hayes, P.R. Lundie, and M. Stacey, 1975. Interactions between organophosphorous
compounds and soil material. II. Mechanisms of interactions with clay preparations. In S.W.
Bailey (ed.), Proc. Intern. Clay Conf. (Mexico), p. 507.

M.H.B. Hayes, 1976. Physical processes involved in the adsorption of pesticides at soil
surfaces. Proc. British Crop Protection Council Symp. (Reading), pp. 91-108.

P.L. Hall, D.K. Ross, J.J. Tuck, and M.H.B. Hayes, 1978. Dynamics of interlamellar water in
divalent cation exchanged expanding lattice clays. Neutron Inelastic Scattering. (Vienna
1977). Intetrnational Atomic Energy Agency, Vienna, Vol. 1, pp. 617-635.

M.S. Kesterton and M.H.B. Hayes, 1978. Some studies of soil bound residues. Proc. 1978
British Crop Protection Conf. (Brighton) 2, 573-580.

M.H.B. Hayes, M.R. O'Callaghan, and J.D. Craggs, 1978. The importance of model studies
in structural investigations of humic substances. Proc. XIth Congr., Intern. Soc. Soil Sci.
(Edmonton) 1, p. 52.

O.M. Oladimeji and M.H.B. Hayes, 1978. A continuous-flow method for extraction of clay-
sized fractions of soil. Proc. XIth Congr., Intern. Soc. Soil Sci. (Edmonton) 1, p.145.

C.E. Clapp, J.E. Dawson, and M.H.B. Hayes, 1979. Composition and properties of a purified
polysaccharide isolated from an organic soil. Proc. Intern. Symp. Peat in Agriculture and
Horticulture (Bet Dagan, Israel, 1975). Special Publication No. 205, Div. Scientific
Publications, Min. Agriculture, Bet Dagan, Israel, pp. 153-167.

J.E. Dawson, C.E. Clapp, and M.H.B. Hayes, 1979. Studies of the physical and physico-
chemical properties of extracts from organic soils: I. Electrophoretic characteristics of water
soluble extracts;

M.H.B. Hayes and J.L. Mortensen. II. interactions between saccharides and brown
constituents in different extracts of a Rifle Peat; and synthesis of browning reaction and other products, and comparisons between these and a humic acid from a Rifle peat. Proc. Intern. Symp. Peat in Agriculture and Horticulture (Bet Dagan, Israel, 1975). Special Publication No. 205, Div. Scientific Publications, Min. Agriculture, Bet Dagan, Israel, pp. 278-281.

P.L. Hall, D.K. Ross, J.J. Tuck, and M.H.B. Hayes, 1979. Neutron scattering studies of the
dynamics of interlamellar water in montmorillonite and vermiculite. In M.M. Mortland and
V.C. Farmer (eds), Proc. VIth Intern. Clay Conf. (Oxford, 1978), Elsevier, Amsterdam and
New York, pp. 121-130.

J.I. Langford, M.H.B. Hayes, and W.R. Livingston, 1979. Diffraction studies of natural and
synthetic clay minerals. In Z. Bojarski and T. Boxd (eds), Proc. Congr. on Applied
Crystallography (Kozubnik, Poland, 1978) 2, 798-808.

J.J. Tuck, P.L. Hall, M.H.B. Hayes, and D.K. Ross, 1981. Models for the motion of interlayer
water in divalent exchanged montmorillonite and vermiculite. In C. Touret-Poinsignon, and
P. Timmons (eds), Workshop on "Water at Interfaces": Water Dynamics at Clays,
Hydroxides, Charged polymers and Proteins Surfaces, pp. 38-46. Ref. No. 81T055S, Inst.
Max Von Laue - Paul Langevin, Grenoble.

S. Burchill and M.H.B. Hayes, 1982. Studies of the composition of soil polysaccharides and
of their interactions with montmorillonite preparations. Trans. 12th. Intern. Congr. Soil Sci.
(New Delhi) 6, 33.

J. Wilson and M.H.B. Hayes, 1984. Bamboo, grown on blanket peats, as a raw material for
cellulosic pulp. In K.M. Schollinger (ed.), Proc. 2nd. Intern. Symposium Peat in Agriculture
and Horticulture (1983). The Hebrew University of Jerusalem, Rehovot, and The Inst. of
Soils and Water, Volcani Center, Bet Dagan, Israel, pp. 223-239.

M.H.B. Hayes and R.S. Swift (eds), 1985. Volunteered Papers, 2nd. Intern. Conf., Intern.
Humic Substances Soc. (Birmingham, 1984). IHSS Publication.

M.H. B. Hayes, J.E. Dawson, J.L. Mortensen, C.E. Clapp, and M.J. Hausler, 1985.
Comparisons of synthetic 'humic-like' substances with soil humic acids. In M.H.B. Hayes and
R.S. Swift (eds), Volunteered Papers, 2nd. Intern. Conf., Intern. Humic Substances Soc.
(Birmingham, 1984), pp. 157-165.

M.H.B. Hayes, J.E. Dawson, J.L. Mortensen, and C.E. Clapp, 1985. Electrophoretic
characteristics of extracts from sapric histosol soils. In M.H.B. Hayes and R. S. Swift (eds),
Volunteered Papers, 2nd. Intern. Conf., Intern. Humic Substances Soc. (Birmingham, 1984),
pp. 31-41.

J. Fagbenro, M.H.B. Hayes, I.A. Law, and A.A. Agboola. 1985. Extraction of soil organic
matter and humic substances from two Nigerian soils using three solvent mixtures. In M.H.B.
Hayes and R. S. Swift (eds), Volunteered Papers, 2nd. Intern. Conf., Intern. Humic
Substances Soc. (Birmingham, 1984), pp. 22-26.

I.A. Law, M.H.B. Hayes, and J.J. Tuck, 1985. Extraction of humic substances from soil using
acidified dimethyl sulphoxide. In M.H.B. Hayes and R. S. Swift (eds), Volunteered Papers,
2nd. Intern. Conf., Intern. Humic Substances Soc. (Birmingham, 1984), pp. 18-21.

M.H.B. Hayes, 1986. Soil organic matter extraction, fractionation, structure, and effects on
soil structure. In Y. Chen and Y. Avnimelech (eds), The Role of Organic Matter in Modern
Agriculture. Martinus Nijhoff, Dodrecht, pp. 183-208.

M.H.B. Hayes, K.Y. Chia, and T.B. R. Yormah, 1987. Interactions of hydrazines with
colloidal constituents of soils. In D.A. Stone and F.L. Wiseman (eds), The Third Conference
on the Environmental Chemistry of Hydrazine Fuels. Air Force Engineering and Services
laboratory, Tyndall Air Force Base, Florida, pp. 97-104.

M.H.B. Hayes, 1987. Influence of acid/base status on the formation and interactions of acids
and bases in soils. Trans. XIIIth Congress, Intern. Soc. Soil Science (Hamburg, 1986) 5, 93-
109.

M.H.B. Hayes, 1987. Sorption and chemical transformation processes of small organic
chemicals in soil. Trans. XIIIth Congress, Intern. Soc. Soil Science (Hamburg, 1986) 6, 584-
595.

M.H.B. Hayes, 1988. Concepts of the composition and structures of humic substances
relevant to the discolouration of waters. Proc. Workshop, Yorkshire Water, Leeds (1987), pp. 35-42.

C.E. Clapp, M.H.B. Hayes, R.L. Malcolm, Y. Chen, and R. Dowdy, 1990. Characterization
of humic substances from soils managed by different nitrogen, tillage, and maize residue
treatments. Trans. 14th Intern. Congr. Soil Sci. (Kyoto) 2, 405-406.

M.H.B. Hayes, C.E. Clapp, R.L. Malcolm, and M.F. Layese, 1994. Analysis of humic
substances by C-13 and N-15 methodology. Trans. 15th. World Congr. Soil Sci. (Acapulco),
3b, 79-80.

R. Liu, C.E. Clapp, U. Mingelgrin, M.H.B. Hayes, and R.H. Dowdy, 1994. Herbicide
complexation with soluble humic acids by equilibrium dialysis. Trans. 15th. World Congr.
Soil Sci. (Acapulco), 3b, 79-80.

C.E. Clapp, R. Liu, R.H. Dowdy, U. Mingelgrin, and M.H.B. Hayes, 1995. Humic acid-
herbicide complexes in soil and water biosystems. Proc. Clean Water-Clean Environment-
21st Century Conf. (Kansas City, 1995), Vol. 1: Pesticides, pp. 33-36.

C.E. Clapp, M.H.B. Hayes, N. Senesi, and S.M. Griffith (EDS), 1996. Humic Substances and
Organic Matter in Soil and Water Environments: Characterization, Transformations and
Interactions. IHSS, University of Minnesota.

C.E. Clapp and M.H.B. Hayes, 1996. Isolation of humic substances from an agricultural soil
using sequential and exhaustive extraction process. In C.E. Clapp, M.H.B. Hayes, N. Senesi,
and S.M. Griffith (eds), Humic Substances and Organic Matter in Soil and Water
Environments: Characterization, Transformations and Interactions. IHSS, The University of
Minnesota. pp. 3-11.

T.M. Hayes, M.H.B. Hayes, J. Skjemstad, and R.S. Swift, 1996. Isolation of humic
substances from soil using aqueous extractants of different pH and XAD resins, and their
characterization by 13C-NMR. In C.E. Clapp, M.H.B. Hayes, N. Senesi, and S.M. Griffith
(eds), Humic Substances and Organic Matter in Soil and Water Environments:
Characterization, Transformations and Interactions. IHSS, The University of Minnesota.
pp. 13-24.

M.J. Häusler and M.H.B. Hayes, 1996. Uses of the XAD-8 resin and acidified
dimethylsulfoxide in studies of humic acids. In C.E. Clapp, M.H.B. Hayes, N. Senesi, and
S.M. Griffith (eds), Humic Substances and Organic Matter in Soil and Water Environments:
Characterization, Transformations and Interactions. IHSS, The University of Minnesota.
pp. 25-32.

I.A.M. Appelqvist, C.L. Graham, and M.H.B. Hayes, 1996. Isolation, fractionation, and
characterization of humic acids from a sapric histosol. In C.E. Clapp, M.H.B. Hayes, N.
Senesi, and S.M. Griffith (eds), Humic Substances and Organic Matter in Soil and Water
Environments: Characterization, Transformations and Interactions. IHSS, The University of
Minnesota. pp. 33-39.

B.E. Watt, T.M. Hayes, M.H.B. Hayes, R.T. Price, R.L. Malcolm, and P. Jakeman, 1996.
Sugars and amino acids in humic substances isolated from British and Irish waters. In C.E.
Clapp, M.H.B. Hayes, N. Senesi, and S.M. Griffith (eds), Humic Substances and Organic
Matter in Soil and Water Environments: Characterization, Transformations and Interactions.
IHSS, The University of Minnesota. pp. 81-91.

M.H.B. Hayes, I.P. Kenworthy, M.T. Quane, and R.L. Malcolm, 1996. Influence of
acidification on humic substances in the drainage waters of the watershed of Lake
Skjervatjern. In C.E. Clapp, M.H.B. Hayes, N. Senesi, and S.M. Griffith (eds), Humic
Substances and Organic Matter in Soil and Water Environments: Characterization,
Transformations and Interactions. IHSS, The University of Minnesota. pp. 203- 214.

I.R. Dixon, M.H.B. Hayes, J. Burdon, and S.C. Grocott, 1996. Reductive degradation of
humic substances isolated from the Bayer process using sodium amalgam and sodium in
liquid ammonia. In C.E. Clapp, M.H.B. Hayes, N. Senesi, and S.M. Griffith (eds), Humic
Substances and Organic Matter in Soil and Water Environments: Characterization,
Transformations and Interactions. IHSS, The University of Minnesota. pp.281-289.

E.C. Norman, C.L. Graham, M.H.B. Hayes, and S.C. Grocott, 1996. Isolation and
characterization of humic substances from 'Oxalate Cake'. In C.E. Clapp, M.H.B. Hayes, N.
Senesi, and S.M. Griffith (eds), Humic Substances and Organic Matter in Soil and Water
Environments: Characterization, Transformations and Interactions. IHSS, The University of
Minnesota. pp. 291-301.

R. Liu, C.E. Clapp, M.H.B. Hayes, and U. Mingelgrin, 1996. Stability of complexes formed
by the herbicide napropamid and soluble humic acids. In C.E. Clapp, M.H.B. Hayes, N.
Senesi, and S.M. Griffith (eds), Humic Substances and Organic Matter in Soil and Water
Environments: Characterization, Transformations and Interactions. IHSS, The University of
Minnesota. pp. 305-315.

T.M. Hayes, M.H.B. Hayes, L.V. Vaidyanathan, and C.E. Clapp, 1996. Do humic substances
in drainage waters have a role in the transport of anthropogenic organic chemicals? In C.E.
Clapp, M.H.B. Hayes, N. Senesi, and S.M. Griffith (eds), Humic Substances and Organic
Matter in Soil and Water Environments: Characterization, Transformations and
Interactions. IHSS, The University of Minnesota. pp. 317-326.

A.    Lacey, C. L. Graham, M.H.B. Hayes, L.V. Vaidyanathan, and D.M.P. Mingos.
Preparation of pillared clays and studies of their sorption by humic substances. In C.E.
Clapp, M.H.B. Hayes, N. Senesi, and S.M. Griffith (eds), Humic Substances and Organic Matter in Soil and Water Environments: Characterization, Transformations and Interactions. IHSS, The University of Minnesota. pp. 369-374.

J.J. Farnworth, L.V. Vaidyanathan, and M.H.B. Hayes, 1996. Removal of dissolved humic
substances from water by modified naturally occurring sediments. I. Sorption by Beringite, a
calcined Paleozoic schist. In C.E. Clapp, M.H.B. Hayes, N. Senesi, and S.M. Griffith (eds),
Humic Substances and Organic Matter in Soil and Water Environments: Characterization,
Tansformations and Interactions. IHSS, The University of Minnesota. pp. 375-379.

J.J. Farnworth, L.V. Vaidyanathan, and M.H.B. Hayes, 1996.Removal of dissolved humic
substances from water by modified naturally occurring sediments. II. Sorption by Fulbent
570, a montmorillonite, pillared with polymeric aluminium. In C.E. Clapp, M.H.B. Hayes,
N. Senesi, and S.M. Griffith (eds), Humic Substances and Organic Matter in Soil and Water
Environments: Characterization, Transformations and Interactions. IHSS, The University of
Minnesota. pp. 381-385.

B.E. Watt, N.W.E. Clark, M.H.B. Hayes, J.K. Chipman, J.O. Skjemstad, and R.S. Swift,
1996. Aquatic humic substances from pristine watersheds: Chemistry and post-chlorination
mutagenicity. In C.E. Clapp, M.H.B. Hayes, N. Senesi, and S.M. Griffith (eds), Humic
Substances and Organic Matter in Soil and Water Environments: Characterization,
Transformations and Interactions. IHSS, The University of Minnesota. pp. 389-398.

M.H.B. Hayes and T.M. Hayes, 1996. Considerations of the genesis, isolation, fractionation,
and compositions and structures of humic substances of soils and waters. In S.H. Bottrell
(ed.), Proc. 4th International Symposium on the Geochemistry of the Earth's Surface. (Ilkley,
Yorkshire, 1996). pp. 262-269.

I.R. Dixon, M.H.B. Hayes, J.Burdon, and S.C. Grocott. 1997. Reductive degradation of
humic-
type substances isolated from the Bayer process: A comparison between new and classical techniques. In J. Drozd, S.S. Gonet, N. Senesi, and J. Weber (eds), The Role of Humic Substances in the Ecosystems and in Environmental Protection. Proc. 8th Meeting of the International Humic Substances Society (Wroclaw, 1986). PTSH, Wroclaw, Poland, pp. 103-108.

M.H.B. Hayes , I.P. Kenworthy, M. T. Quane, and B.E. Watt. 1998. Influence of
acidification on humic substances in the drainage waters of the watershed of Lake
Skjervatjern as part of the Humex Project. In J. Drozd, S.S. Gonet, N. Senesi, and J. Weber
(eds), The Role of Humic Substances in the Ecosystems and in Environmental Protection.
Proc. 8th Meeting of the International Humic Substances Society (Wroclaw, 1986). PTSH,
Wroclaw, Poland, pp. 635-640.

T.M. Hayes and M.H.B. Hayes. 1997. Considerations of the influences of water soluble
humic substances on the solubilities of anthropogenic organic chemicals. In J. Drozd, S.S.
Gonet, N. Senesi, and J. Weber (eds), The Role of Humic Substances in the Ecosystems and
in Environmental Protection. Proc. 8th Meeting of the International Humic Substances
Society (Wroclaw, 1986). PTSH, Wroclaw, Poland, pp. 655-669.

T.M. Hayes, B.E. Watt, M.H.B. Hayes, C.E. Clapp, and P. Jakeman. 1997. Amino acid and
neutral sugar contents of humic substances isolated by charge density differences. In J.
Drozd, S.S. Gonet, N. Senesi, and J. Weber (eds), The Role of Humic Substances in the
Ecosystems and in Environmental Protection. Proc. 8th Meeting of the International Humic
Substances Society (Wroclaw, 1986). PTSH, Wroclaw, Poland, pp. 147-155.

E.C. Norman, C.L. Graham, M.H.B. Hayes, S. Grocott, and J. O. Skjemstad. 1997. Humic
substances and the Bayer process. In J. Drozd, S.S. Gonet, N. Senesi, and J. Weber (eds),
The Role of Humic Substances in the Ecosystems and in Environmental Protection. Proc. 8th
Meeting of the International Humic Substances Society (Wroclaw, 1986). PTSH, Wroclaw,
Poland, pp. 449-456.

A.J. Simpson, C.L. Graham, B.E. Watt, T.M. Hayes and M.H.B. Hayes. 1997. Isolation and
characterization of humic substances from the Bh horizons of two soils with different
histories of forest cover. In J. Drozd, S.S. Gonet, N. Senesi, and J. Weber (eds), The Role of
Humic Substances in the Ecosystems and in Environmental Protection. Proc. 8th Meeting of
the International Humic Substances Society (Wroclaw, 1986). PTSH, Wroclaw, Poland, pp.
487-495.

B.E. Watt, J. Burdon, and M.H.B. Hayes. 1997. Chlorination by-products of aquatic humic
substances. In J. Drozd, S.S. Gonet, N. Senesi, and J. Weber (eds), The Role of Humic
Substances in the Ecosystems and in Environmental Protection. Proc. 8th Meeting of the
International Humic Substances Society (Wroclaw, 1986). PTSH, Wroclaw, Poland, pp.
785-791.

M.H.B. Hayes nd R. S. Swift. 2000. Progress towards understanding aspects of composition
and and structure in the humic sciences. Proc. 9th Intern Conf. IHSS (Adelaide, Australia).
In Press.

Clapp, C.E., Y. Chen, M.H.B. Hayes, and H.H. Cheng. 2000. Plant growth promoting
activity of humic substances. Proc. 9th Intern Conf. IHSS (adelaide, Australia). In Press.

Other Research Publications

M.H.B. Hayes. 1955. A Comparison of the Electrophoretic Distribution of Nitrogen with
other Components of Water Soluble Peat. M.S. Thesis, Cornell University.

M.H.B. Hayes. 1960. Subsidence and Humification in Peats. Ph.D. Dissertation, The Ohio
State University.

M.H.B. Hayes and J.L. Mortensen. 1963. Chemical and physico-chemical characteristics of
Rifle Peat profiles. Ohio Agric. Exp. Sta. Circular 123, 3-11.

M.H.B. Hayes, 1980. Polymer compositions. British Patent Application Number 8040990.

M.H.B. Hayes, R.J. Smedley, and B.A. Toms, 1982. Polymer Composition. British Patent
Application Number 8202883.

E.G. Hallsworth, M.H.B. Hayes, and R.M. Taylor, 1989. Formation of Complex Compounds
and Polymers between Metals and Polyhydroxy Compounds. Patent Specification,
Commonwealth of Australia Patents Act, 1952-1979. Provisional Cooperation Treaty
PCT/A11 89/00159.

R.M. Taylor and M.H.B. Hayes, 1989. Patent specification for the invention entitled:
Formation of Organic Glycerol Esters and Polymers thereof; Compounds and method.
Commonwealth of Australia Patents Act, 1952-1979. Provisional Patent Application PJ 662.

Invited lectures and keynote lectures since 1994

M.H.B. Hayes. Keynote Address
    The emergence of forms for humic substances.
    British Soil Science Society launch of the European J. Soil Sci. Spring Meeting, Silsoe,     April, 1994.

M.H.B. Hayes. Keynote Address
    Advances in studies of the compositions and structures of humic substances.
    7 th Intern. Conf. International Humic Substances Society, St. Augustine, Trinidad,     July, 1994

M.H.B. Hayes. Invited Lecture
    Interactions of humic substances and polysaccharides with soil mineral components.
    14 th. International Conference, The International Society of Soil Science, Acupulco,     Mexico, July, 1994.

M.H.B. Hayes. Keynote Address
    Aquatic humic substances: Studies of composition.
    International Water Sciences Meeting, Poitiers, Sept., 1994.

M.H.B. Hayes. Keynote Address
    Modern approaches to studies of the structures of humic substances.
    Symposium of The Australian Chapter of the International Humic Substances Society,     Adelaide, Dec., 1994.

M.H.B. Hayes. Invited Lecture
    Novel (poly) anionic polymers for uses as drilling mud additives.
    CSIRO, Div. of Petroleum Resources, North Ryde, NSW, Dec., 1994.

M.H.B. Hayes. Keynote Address
    Nuclear magnetic resonance studies of humic substances isolated from different     watersheds and from groundwaters.
    Symposium of The Australian Chapter of the International Humic Substances Society,     Adelaide, Dec., 1994.

M.H.B. Hayes. Invited Lecture
    Synthesis of pillared clays and their interactions with organic macromolecules in     solution. CSIRO, Div. of Soils, Glen Osmond, SA., Dec., 1994.

M.H.B. Hayes. Invited Presentation
    Interactions of iron-pillared clays and of iron (hydr)oxides with water soluble humic     macromolecules.
    CSIRO Division of Material Sciences, Melbourne, Dec., 1994.

M.H.B. Hayes. Invited Lecture
    Mechanisms of interactions of water soluble polymers with clays.
    Univ. of Western Australia, Dec., 1994.

M.H.B. Hayes. Invited Lecture
    Soil colloids, polymers, and detergents.
    Procter and Gamble Technical Centre, Newcastle upon Tyne, January, 1995.

M.H.B. Hayes. Invited Lecture
    Humic substances in aquatic systems.
    ICI, Runcorn, April, 1995.

M.H.B. Hayes. Keynote Address
    Humic substances in waters and their involvements in the transport of anthropogenic     organic chemicals.
    Italian Chapter IHSS Symposium, Univ. of Bari, May, 1995.

M.H.B. Hayes. Keynote Address
    Advances in our awareness of the structures of humic substances.
    First Intern. Conf. Italian Chapter of the Intern. Humic Substances Soc., Bari, May,     1995.

M.H.B. Hayes. Invited Lecture
    Aquatic humic substances
    Northwest Water Research Centre, May, 1995.

M.H.B. Hayes. Keynote Address
    Mechanisms of interactions between organic matter and mineral surfaces.
    Geochemical Society, International Conf., Newcastle upon Tyne, June, 1995.

M.H.B. Hayes. Keynote Address
    Considerations of the genesis, isolation, fractionation, and compositions and structures     of humic substances of soils and waters.
    4th International Symposium on the Geochemistry of the Earth's Surface., Ilkley,     Yorkshire, July, 1996.

M.H.B. Hayes. Keynote Address
    Considerations of the influences of water soluble humic substances on the solubilities of anthropogenic organic chemicals.
    8 th Intern. Conf. International Humic Substances Society., Wroclaw, Poland, Sept.,     1996.

M.H.B. Hayes. Keynote Address
    Humic substances in soil and water systems: Considerations of compositions and     structures. SSSA, ASA, and IHSS Workshop Symposium, Humic Substances in     Transport Processes. Anaheim, October, 1997.

M.H.B. Hayes. Keynote Address
    Humic substances: Progress towards more realistic concepts of structures.
    2nd Northeastern Univ. Symposium on Humic Substances. Boston, March, 1998.

M.H.B. Hayes. Keynote Address
    Progress towards understanding aspects of composition and structure in the humic     sciences. 9 th Intern. Conf. International Humic Substances Society., Adelaide,     Australia, Sept., 1998

M.H.B. Hayes. Invited Lecture
    Humic substances in soil environments.
    MESA Symposium, Sorrento, Italy, October, 1997.

M.H.B. Hayes. Invited Lecture
    Interactions of anthropogenic organic chemicals with humic substances in soil and     water environments.
    Cyanamid Research Center, Princeton, NJ, Oct., 1997.

M.H.B. Hayes. Keynote Address
    Humic substances in soil and water systems: Considerations of compositions and     structures. SSSA, ASA, and IHSS Workshop Symposium, Humic Substances in     Transport Processes. Anaheim, October, 1997.

M.H.B. Hayes. Keynote Address
    Humic substances: Progress towards more realistic concepts of structures.
    Second Northeastern Symposium on Humic Substances. Boston, March, 1998.

M.H.B. Hayes. Invited Lecture Series
    Organic colloids in Soil and Water Environments.
    A series of 30 lectures given as a visiting Professor at the University of Naples.     April/May, 1998.

M.H.B. Hayes. Plenary Lecture
    Soil organic matter and the global carbon cycle.
    To the Faculty of Agriculture, University of Naples, May, 1998.

M.H.B. Hayes. Invited Lectures
    Soil organic matter and the global carbon cycle.
    Humic substances: Compositions, structures, and interactions.
    The University of Bari, May, 1998.

M.H.B. Hayes. Keynote Address
    Progress towards understanding aspects of composition and structure in the humic     sciences. 9 th Intern. Conf. International Humic Substances Society., Adelaide,     Australia, Sept., 1998.

M.H.B. Hayes. Invited Lecture
    Solubilization of anthropogenic organic chemicals in the soil solution.
    EC COST Working Group on 'Sorption and mobility of pesticides in soils'. Paris, Oct.,     1998.

M.H.B. Hayes. Keynote Address
    Humic substances: Structures and reactivities.
    Special Symposium, Organic Matter in Soil and Water Environments. The University of Minnesota, October, 1998.

M.H.B. Hayes. Keynote Address
    Considerations of compositions, structures, and interactions of humic substances
    Israeli Ministries of Science and of the Environment Conference on 'Modern Agriculture and Environmental Quality', Jerusalem, April, 1999.

M.H.B. Hayes. Invited Lecture
    Interactions of humic substances with soil inorganic colloids.
    USDA ARS Soil Tilth laboratory, Iowa State University, November, 1999.

M.H.B. Hayes. Invited Lectures
    Organic amendments and soil structure.
    Thermophilic digestion technology for sewage sludge treatment.
    Metropolitan Water Reclamation, District of Chicago, November, 1999.

M.H.B. Hayes. The Lyle Nelson Address
    Soil organic matter - as vital to life as sunlight. Invited lecture, Mississippi State     University, November, 1999.

M.H.B. Hayes. The Honorary Chair for
    The Fourth Northeastern Symposium on The Humic Sciences, Boston, March, 2000.

M.H.B. Hayes. Invited Lecture
    Advances in procedures for the isolation and fractionation of humic substances. The     Fourth Northeastern Symposium on The Humic Sciences, Boston, March, 2000.

M.H.B. Hayes. Invited lecture Series
    A series of six lectures dealing with Structures and Interactions of Humic     Substances, at the University of Nebraska, March, 2000.

M.H.B. Hayes. Invited Lecture
    Emerging Concepts of the Structural Chemistry of Humic Substances.
    Wageningen University, Holland, Nov. 2000.