48 resultados para phosphorus placement


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"EPA-905/9-91-006B"--Vol. 2.

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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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"August, 1986."

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"Prepared by Walter Corson ... David Long ... and by Walter Nicholson ... The research was sponsored by the Office of Strategic Planning and Policy Development of the Employment and Training Administration."

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Prepared under: grant no. 51-11-78-03 from the Employment and Training Administration, U.S. Department of Labor.

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Running title: Phosphorus metabolism.

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v. 1. Chemistry.--v. 2. Technology, biological functions, and applications.