38 resultados para Watershed management.
em University of Michigan
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"March 1989"--T.p. verso.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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Contribution from Forest Service.
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"April, 1960."
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"2M"--P. [4] of cover.
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"Prepared under the authority of the Watershed Protection and Flood Prevention Act."
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Reuse of record except for individual research requires license from Congressional Information Service, Inc.
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Issued April, July 1977.
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Chiefly plates.
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Mode of access: Internet.
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"This document lays out Illinois EPA's approach to meeting these laws by providing the watershed community the opportunity to be the key decision makers in the process"--Cover.
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"Progress report on Illinois watersheds."--Cover.
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"Protecting, enhancing, and restoring Illinois water resources utilizing a watershed approach."--Cover.