TY  - BOOK
ED  - International Rice Research Institute.
TI  - Basic Procedures for Agroeconomic Research/ (Acc: 898)
SN  - 9712200078
U1  - 630.72 IRR 
PY  - 1991///
CY  - Manila, Philippines
PB  - International Rice Research Institute
KW  - Agriculture
KW  - Cropping systems
ER  -