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Current results range from 1691 to 2012

1.
Hazard Evaluation Division standard evaluation procedure : acute toxicity test for freshwater fish
Author
Zucker, Elizabeth
Published
Washington, D.C. : U.S. Environmental Protection Agency, Office of Pesticide Programs, [1985]
Online
Online book
Location
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Format
Books / Online
2.
Flora de la Rioja
Author
Zubía e Icazuriaga, Ildefonso
Published
Logroño Imprenta y Librería Moderna, 1921.
Online
Online book
Location
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Format
Books / Online
3.
Zoomorphologie
Published
Berlin.
Online
Bd.1 1924
Bd.2 1924
Bd.3 1925
Bd.4 1925
Bd.5 1926
Bd.6 1926
Bd.7 1927
Bd.8 1927
Bd.9 1927
Location
HathiTrust Digital Library >> Online Resource
Format
Journals & Newspapers / Online
4.
Zoologische Jahrbücher
Published
Jena [Germany] : G. Fischer, [1926-1994]
Online
Online journal
Location
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Format
Journals & Newspapers / Online
5.
Human behavior and the principle of least effort; an introduction to human ecology
Author
Zipf, George Kingsley, 1902-
Published
New York, and London, Hafner Pub. Co., 1965 [c1949]
Online
Online book
Location
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Books / Online
6.
K-V opportunities for wildlife : or, oh no, another boring handbook
Author
Zieroth, Elaine
Published
Denver, Colo. : U.S. Dept. of Agriculture, Forest Service, Range, Wildlife, Fisheries and Ecology, [1988]
Online
Online book
Online book
Online book
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7.
The ecology of the seagrass meadows of the west coast of Florida : a community profile
Author
Zieman, Joseph C
Published
Washington, DC : U.S. Dept. of the Interior, Fish and Wildlife Service, Research and Development, [1989]
Online
Online book
Online book
Online book
Online book
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8.
Stream resource utilization of sympatric and allopatric juvenile Brown (Salmo trutta) and Steelhead trout (Salmo gairdneri)
Author
Ziegler, Robin Lynn
Published
[Lansing, Mich.?] : Michigan Department of Natural Resources, Fishereies Division, 1988.
Online
Online book
Location
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Format
Books / Online
9.
The impact of agriculture and groundwater dynamics and qualities
Author
Zhang, Minghua, 1955-
Online
Online book
Location
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Books / Online
10.
Impacts of fire and solar ultraviolet radiation on trace gas exchange in the boreal forest biome : a review
Author
Zepp, Richard G.
Published
Athens, GA : U.S. Environmental Protection Agency, Research and Development, National Exposure Research Laboratory, [1998]
Online
Online book
Online book
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Format
Books / Online