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Year 1987 Remove constraint 1987: 1987 Subjects United States Remove constraint United States: United States Subjects tillage Remove constraint tillage: tillage

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1. Conservation practices: relation to the management of plant nutrients for crop production

Description:: Paper presented at a Symposium on "Soil Fertility and Organic Matter as Critical Components of Production Systems," December 3, 1985, Chicago, Illinois.
Author:: Follett, R.F. , Gupta, S.C. , Hunt, P.G.
Subject:: soil conservation , tillage , soil organic matter , losses from soil , crop residues , United States
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 1987

2. Tillage effects on microbiological release of soil organic nitrogen

Description:: Paper presented at the Southern Region No-Tillage Conference on "Conservation Tillage: Today and Tomorrow," July 1-2, 1987, College Station, Texas.
Author:: Doran, J.W.
Subject:: Triticum aestivum , tillage , crop residues , cropping systems , microbial activity , soil organic matter , United States
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 1987