TY  - BOOK
TI  - Progress and development of rubber smallholders. Proceedings of the fourth seminar held in Colombo, Sri Lanka, 17-22 July, 1980
U1  - NR:332.2:063SH1980 
PY  - 1982///
CY  - Kuala Lumpur
PB  - ANRPC
KW  - Crumb rubber
KW  - Extension
KW  - Intercropping
KW  - Latex
KW  - Replanting
KW  - Tapping
KW  - Technology transfer
KW  - Training
ER  -