Biblioteca Digital

5 resultados para Wetland ecosystems

em Biodiversity Heritage Library, United States

Coastal waterbird colonies : Cape Elizabeth, Maine to Virginia / by R. Michael Erwin ; performed for Coastal Ecosystems Project, Office of Biological Services, Fish and Wildlife Service, U.S. Dept. of the Interior.

Relevância:

20.00% 20.00%

Publicador:

Proceedings of the third USA-USSR symposium on the effects of pollutants upon aquatic ecosystems.

Relevância:

20.00% 20.00%

Publicador:

Resumo:

3rd.

Wetland management : a report / prepared by the Environment and Natural Resources Policy Division of the Congressional Research Service of the Library of Congress for the Committee on Environment and Public Works, U.S. Senate.

Relevância:

20.00% 20.00%

Publicador:

Proceedings of the third USA-USSR symposium on the effects of pollutants upon aquatic ecosystems.

Relevância:

20.00% 20.00%

Publicador:

Resumo:

1st & 2nd

Molecular approaches to ecosystems research (MAESR) : an [sic] new initiative for the U.S. Department of Energy, based on a workshop held at Asilomar, California, January 6-10, 1991 / U.S. Department of Energy.

Relevância:

20.00% 20.00%

Publicador: