70 resultados para Guapi-Macacu watershed
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"IEPA/WPC/83-003X."
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"June 2008."
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Includes statistical tables.
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Mode of access: Internet.
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"Reviewed and approved for reprinting September 1993"--P. [2] of cover.
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"August 1999."
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"Spring 2004."
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Includes bibliographical references.
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"The Bureau of Chemistry and Soils, in cooperation with the Texas Agricultural Experiment Station."
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Caption title.
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Literature cited: p. 24-25.
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Prepared in cooperation with Soil Conservation Service, U.S. Geological Survey, N.C. Dept. of Natural and Economic Resources, and N.C. State University Agricultural Experiment Station.
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Literature cited: p. 29-30.
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Contribution from Forest Service.
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In cooperation with Ohio Agricultural Research and Development Center, Wooster, Ohio.