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Animal waste utilization on cropland and pastureland a manual for evaluating agronomic and environmental effects

United States Science and Education Administration United States Environmental Protection Agency

Washington Dept. of Agriculture, Science and Education Administration : for sale by the Supt. of Docs., U.S. Govt. Print. Off. 1979

Localização: ESALQ - Biblioteca Central    (631.86 D419a 19460 )(Acessar)

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