The lower and upper threshold values, biological optimum and mineralization of nitrogen in the main maize producing soils of South Africa
Van Biljon, J.J., Fouche, D.S., Botha, A.D.P.Volume:
25
Language:
english
Journal:
South African Journal of Plant and Soil
DOI:
10.1080/02571862.2008.10639889
Date:
January, 2008
File:
PDF, 700 KB
english, 2008