Top 418 helen freshwater PDF Book Page 15

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Management and Ecology of Freshwater Plants: Proceedings of the 9th International Symposium on Aquatic Weeds, European Weed Research Society

M. J. M. Hootsmans, A. A. Drovandi, N. Soto Perez, F. Wiegman (auth.), J. M. Caffrey, P. R. F. Barrett, K. J. Murphy, P. M. Wade (eds.)
·337 Pages
·1996
·17.35 MB

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World in Transition: Ways Towards Sustainable Management of Freshwater Resources

German Advisory Council on Global Change (WBGU)
·419 Pages
·1998
·10.865 MB

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Freshwater Fishes of North America: Volume 1: Petromyzontidae to Catostomidae

Warren, Melvin L(Editor)
·665 Pages
·2014
·98.399 MB

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Ecology and Classification of North American Freshwater Invertebrates, Second Edition

James H. Thorp, Alan P. Covich
·1073 Pages
·2001
·55.786 MB

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Small-scale Freshwater Toxicity Investigations: Volume 1 - Toxicity Test Methods

Christian Blaise, Jean-Francois Ferard
·563 Pages
·2006
·3.488 MB

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Small-scale Freshwater Toxicity Investigations: Volume 2 - Hazard Assessment Schemes

Christian Blaise, Jean-Francois Ferard
·431 Pages
·2005
·2.53 MB