The effects of hydrologic modifications on aquatic biota, stream hydrology and water quality : a literature review /

"IEPA/WPC/84-001."-- Cover.

Weeds /

Mode of access: Internet.

Aquatic Chrysomelidae and a table of the families of Coleopterous larvae.

Reprinted from N. Y. State Museum bulletin 68, Aquatic insects in N. Y. State.

The natural history of aquatic insects /

Includes index.

Sensitive plants and noxious weeds of the Mt. Baker-Snoqualmie National Forest /

"R 6-MBS-02-1991"--P. [4] of cover.

Chemical control of weeds in crimson clover grown for seed production /

Caption title.

Tolerance of certain crops to several aquatic herbicides in irrigation water /

Caption title.

Insects associated with wild plants in Europe and the Middle East : biological control of weeds surveys /

Includes index.

Aquatic biology serials, a list of titles, both current and ceased, with descriptive information,

Cover title: Aquatic biology serials, a worldwide list of titles ...

Dynamic behavior of vinyl chloride in aquatic ecosystems /

Prepared for Environmental Research Laboratory, Office of Research and Development, U. S. Environmental Protection Agency, Athens Georgia.

On the destruction of fish and other aquatic animals by internal parasites.

Also included in London. International fisheries exhibition, 1883. The fisheries exhibition literature.

Aquatic plants of the Pacific Northwest, with vegetative keys,

Mode of access: Internet.

Farm weeds of Canada,

At head of title: Dominion of Canada. Dept. of Agriculture. Branch of the Seed Commissioner.

Aquatic plants of the Pacific Northwest, with vegetative keys

Mode of access: Internet.

Outlines of botany. Including a description of mosses, lichens, fungi, ferns, and sea-weeds.

Caption title: First outlines of botany.