[ 发表于: Pollution ]
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结果 1-4 的 4
Factors influencing nitrogen retention in forest soils.
1991
Duckworth C.M.S. | Cresser M.S.
Wolters Kluwer - United States of America
Protective measures for water resources [water protection policies]
1991
Joerg, R. (Ministry of Interior of the State of Bavaria, Munich (Germany))
National Center for Agricultural Research & Extension - Jordan
Effect of N amendment on C mineralization of an oily waste
1991
Rasiah, V. (Guelph Univ., Guelph, Ont. (Canada). Dept. of Land Resource Science) | Voroney, R.P. | Kachanoski, R.G.
Wageningen University & Research - Netherlands
Effects of the herbicide glyphosate on nitrogen cycling in an acid forest soil
1991
Stratton, G.W. (Nova Scotia Agricultural Coll., Truro, NS (Canada). Dept. of Biology) | Stewart, K.E.
Wageningen University & Research - Netherlands
