TY  - BOOK
TI  - Resource book on sustainable agriculture for the uplands
AV  - S604.3  .R47 
PY  - 1990///
CY  - [Silang, Cavite] : 
PB  -  International Institute of Rural Reconstruction
KW  - Hill farming-
KW  - ustainable agriculture
KW  - Southeast Asia-
KW  - Congresses
ER  -