TY - BOOK AU - Samarasingha, G.G. de L.W. AU - Bandara, M.A.C.S. TI - HARTI : Adoption of soil and water conservation measures : case of upper watershed management project (UWMP) SN - 9789556122169 PY - 2016/// CY - Hector Kobbekaduwa Agrarian Research and Training Institute PB - Colombo ER -