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1by Bellar, Thomas A.Subjects: “...Pesticides Environmental aspects Ohio....”
Published 1982
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8Evaluation of the Technicon block digestor system for total kjeldahl nitrogen and total phosphorus /by Gales, Morris E.
Published 1978Government Document Book -
9Published 1982Government Document Book
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11Published 1988Conference Proceeding Book
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16Published 1983Government Document Book
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18Published 1985Government Document Book
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