TY  - BOOK
ED  - International Rice Research Institute.
TI  - Symposium on Potential productivity of field crops under different environments/ (Acc: 999)
SN  - 9711041146
U1  - 633 IRR 
PY  - 1983///
CY  - Los Ba�nos, Laguna, Philippines
PB  - International Rice Research institute
KW  - Crops and climate
KW  - Field crops
KW  - Crop yields
KW  - Soil productivity
KW  - Cropping systems
ER  -