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Alternative farming system effects on profile nitrogen concentrations on two Iowa farms.

Journal Title:
Soil Science Society of America journal.
Journal Volume/Issue:
July/Aug 1992. v. 56 (4)
Main Author:
Karlen, D.L.
Other Authors:
Colvin, T.S.
Format:
Article
Language:
English
Subjects:
Zea mays
alternative farming
farming systems
quantitative analysis
nitrate nitrogen
ammonium nitrogen
nitrogen
nutrient content
soil profiles
nutrient uptake
long term experiments
groundwater contamination
risk
View in NAL's Catalog:
IND93029958