Agriculture Reference
In-Depth Information
nitrogen. In:
Hydrology, Water Resources and Ecology in Headwaters
. IAHS
Publication 248, pp. 443-450.
FAO/UNESCO (1994)
Soil Map of the World
. Revised legend. ISRIC Technical
Paper
No.
20,
International
Soil
Reference
and
Information
Centre,
Wageningen, The Netherlands.
Genstat 5 (1993)
Genstat 5 release 3 Reference Manual
. Oxford University Press,
Oxford.
Jones, D.L. (1999) Amino acid biodegradation and its effect on organic N capture
by plants.
Soil Biology and Biochemistry
31, 613-622.
Qualls, R.G. and Haines, B.L. (1991) Geochemistry of dissolved organic nutrients
in water percolating through a forest ecosystem.
Soil Science Society of America
Journal
55, 1112-1123.
Reemtsma, T., Bredow, A. and Gehring, M. (1999) The nature and kinetics of
organic matter release from soil by salt solutions.
European Journal of Soil
Science
50, 53-64.
Smith, W.H. (1969) Release of organic materials from the roots of tree seedlings.
Forest Science
15, 138-143.
Williams, B.L., Shand, C.A., Hill, M., O'Hara, C., Smith, S. and Young, M.E.
(1995) A procedure for the simultaneous oxidation of total soluble nitrogen
and phosphorus in extracts of fresh and fumigated soils and litters.
Communica-
tions in Soil Science and Plant Analysis
26, 91-106.
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