TY  - BOOK
AU  - Dimantha, S.
AU  - Alwis, K A De
TI  - Land Suitability Evaluation and Land Use Study of the Dry and Intermediate Zones of Ratnapura District
PY  - 1981///
CY  - Agrarian Research and Training Institute, 
PB  - Colombo, Sri Lanka
KW  - Agriculture
ER  -