Parivesh : Bio-mapping of Rivers; case study Asam state / Bio-mapping of Rivers ; case study Assam state Central Pollution Control Board, Ministry of Environment and Forests, Government of India - New Delhi : The Board, 2005 - 48 p. ; col. ill. : 27.5 cm. - Parivesh ; August 2005 .


Pollution--Environmental aspect--India--Assam
Rivers--India--Assam

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