Continuous economic analysis of crop response to fertilizer in on-farm research
By: Mario A. Jauregui and Gustavo E. Sain.
Contributors: Sain, Gustavo E.; International Maize and Wheat Improvement Center.
Series: International Maize and Wheat Improvement Center Economics Paper -- 3
Publisher: International Maize and Wheat Improvement Center
Published: 1992
Place of publication: Mexico
Language: eng