Multiple benefits of small irrigation tanks and their economic value
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 [Text] Occational papers of IUCN - Colombo IUCN 2005 - iv, 34 p. ill. 31 cm. - Occasional papers on IUCN Sri Lanka No. 7, February 2005 .
9789558177372
Natural Resources
333.7 / OCC
Multiple benefits of small irrigation tanks and their economic value a case study in the kala oya basin, Sri Lanka [Text] Occational papers of IUCN - Colombo IUCN 2005 - iv, 34 p. ill. 31 cm. - Occasional papers on IUCN Sri Lanka No. 7, February 2005 .
9789558177372
Natural Resources
333.7 / OCC