TY  - GEN
AU  - Wijeratne, Mahinda
TI  - Farmer extension and research in Sri Lanka
U1  - 630 
PY  - 1988///
CY  - Matara
PB  - University of Ruhuna
KW  - AGRICULTURAL EXTENSION
KW  - AGRICULTURE
KW  - AGRICULTURE RESEARCH
KW  - SRI LANKA
ER  -