Multiple Benefits of small irrigation Tanks and their Economic Value: A case study in the Kala oya Basin, sri lanka
Perera, H. D. B. S.
Multiple Benefits of small irrigation Tanks and their Economic Value: A case study in the Kala oya Basin, sri lanka - Colombo : IUCN Sri Lanka Country Office, 2005 - iv, 34p.; 29cm
9558177377
Occasional Papers
Multiple Benefits of small irrigation Tanks and their Economic Value: A case study in the Kala oya Basin, sri lanka - Colombo : IUCN Sri Lanka Country Office, 2005 - iv, 34p.; 29cm
9558177377
Occasional Papers