179 resultados para Lakes.
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Mode of access: Internet.
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"Selected ... from the publications of the Michigan Pioneer and Historical Society and the Michigan Historical Commission."
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"EPA/600/3-86/054."
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"No. 120."
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Reprinted from the Quarterly Bulletin of the Historical Society of Northwestern Ohio. Vol. XI, numbers 2 and 3, April and July, 1939.
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Bibliography: p. 48.
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WI docs. no.: Ed.3/2:8352
The role of aquatic vascular plants in the eutrophication of selected lakes in western Massachusetts
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"A project supported under Section 100, Water resources research act of 1964 (p. L. 88-379."