431 resultados para Watersheds


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The purpose of the report is to evaluate baseline loadings of nutrients and sediment to the Mississippi River and the Ohio River from the state of Illinois and to identify the sources of those loads; also evaluated are baseline loadings of nutrients and sediments to the Illinois River from its tributaries.

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"Prepared for the Illinois Dept. of Natural Resources."

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Description based on: 1971.

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"Issued June 1968."

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Mode of access: Internet.

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Bibliography: p. 8-9.

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"In cooperation with state Agricultural Experiment Stations."

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Bibliography: p. 8-10.

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Bibliography: p. 8-10.