TY  - BOOK
ED  - IRRI
TI  - Report of a workshop on cropping systems research in Asia
SN  - 971104076X
U1  - Fil. 631.5 R29 
PY  - 1982///
CY  - Laguna
PB  - International Rice Research Institute
KW  - Crop rotation
KW  - Cropping system
ER  -