Samarasingha, G.G. de L.W.
HARTI : Adoption of soil and water conservation measures : case of upper watershed management project (UWMP) - Hector Kobbekaduwa Agrarian Research and Training Institute Colombo 2016 - 29p. : charts, col. photos. - working paper ; No. 9 .
9789556122169
627.152(548.7) / S3
HARTI : Adoption of soil and water conservation measures : case of upper watershed management project (UWMP) - Hector Kobbekaduwa Agrarian Research and Training Institute Colombo 2016 - 29p. : charts, col. photos. - working paper ; No. 9 .
9789556122169
627.152(548.7) / S3