Continuous economic analysis of crop response to fertilizer in on-farm research

Verfasser / Beitragende:
Mario A. Jauregui and Gustavo E. Sain
Ort, Verlag, Jahr:
Mexico : International Maize and Wheat Improvement Center, 1992
Beschreibung:
103 p. : ill.
Format:
Buch
ID: 170965929