TY  - GEN
TI  - Proceedings of the national on- farm water management seminar Sri Lanka
U1  - 631.587 
PY  - 1980///
CY  - Sri Lanka
PB  - Department of agriculture
KW  - WATER MANAGEMENT
KW  - AGRICULTURE
KW  - LAND,WATER AND CROP MANAGEMENT
KW  - IRRIGATION
ER  -