TY  - BOOK
AU  - LANSIGAN, F.P
TI  - Agro-ecological zonation, characterization and optimization of rice-based cropping systems: proceedings
U1  - 633.180 72 I16A 
PY  - 1994///
PB  - Los Banos
KW  - AGRO - ECOLOGICAL ZONATION AND CHARACTERIZATION
KW  - AGRO - ECOLOGICAL ZONATION AND CHARACTERIZ
KW  - CROP ROTATION OPTIMIZATION
ER  -