1.
Waterhyacinth : Biology, Ecology and Management
by Gopal, Brij
ISBN: 9780444427069
List Price: $228.25
OUT OF STOCK
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Ecosystems and Integrated Water Resources Management in South Asia
by Gunawardena, E. R. N., Gopa...
ISBN: 9781138663886
3.
Ecology and Management of Aquatic Vegetation in the Indian Subcontinent
by Gopal, Brij
ISBN: 9780792306665
List Price: $279.00