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 - The World Conservation Union 2005 - iv, 34p. 27 cm
(The publication has been prepared by IUCN - Sri Lanka with financial assistance from the Royal Netherlands Government - Occasional Papers of IUCN Sri Lanka; N0. 07; February 2005 )
9558177377
Sri Lanka
Environment
Environment
Agriculture
IUCN
Paddy production
Fishing
Manufacturing
SL 631.67 / PER
Multiple benefits of small irrigation tanks and their economic value - a case study in the Kala Oya basin, Sri Lanka - Colombo IUCN - The World Conservation Union 2005 - iv, 34p. 27 cm
(The publication has been prepared by IUCN - Sri Lanka with financial assistance from the Royal Netherlands Government - Occasional Papers of IUCN Sri Lanka; N0. 07; February 2005 )
9558177377
Sri Lanka
Environment
Environment
Agriculture
IUCN
Paddy production
Fishing
Manufacturing
SL 631.67 / PER