TY  - BOOK
AU  - Gunasena , H. M. P.
AU  - Herath , H. M. G.
TI  - Integrated farming systems 
U1  - 630.95493 
PY  - 1986///
CY  - Peradeniya
PB  - University of Peradeniya
KW  - Agriculture
N1  - Proceedings of a Symposium sponsored by the National agricultural society of Sri Lanka, 4 th April, 1986
ER  -