A Methodology for on-farm cropping systems research
By: H.G. Zandstra ... [et al.].
Contributors: Zandstra, Hubert G.; International Rice Research Institute.
Publisher: International Rice Research Institute
Published: 1981
Place of publication: Los Baños, Laguna, Philippines
Language: eng
Number of pages: 147
Subjects: Cropping systems -- Asia -- Research.
Notes: Includes bibliographies.