CERTAIN ECONOMIC ASPECTS OF PHOSPHORUS FERTILISING OF MAIZE
Nienaber, T. F., Groenewald, J. A.Volume:
18
Language:
english
Journal:
Agrekon
DOI:
10.1080/03031853.1979.9524560
Date:
October, 1979
File:
PDF, 1.13 MB
english, 1979