TY  - GEN
AU  - Wijeratne, Mahinda
TI  - Farmer, extension and research in Sri Lanka: an empirical study of the agricultural knowledge system with special reference to Matara district
U1  - 630.715 
PY  - 1988///
CY  - Matara
PB  - Author
KW  - AGRICULTURAL EXTENSION
KW  - AGRICULTURE
KW  - PROF.K.K.PATHIRANA COLLECTION
KW  - SRI LANKA
ER  -