927 resultados para environmental quality
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Includes bibliographical references.
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Mode of access: Internet.
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Project no. 20.070B
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Includes bibliographical references.
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100 copies printed.
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Includes bibliographical references.
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Includes index.
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Bibliography: p. 49-50.
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"January 1985."
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"This report [is] ... within the framework of A national program of research for agriculture."
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Reuse of record except for individual research requires license from Congressional Information Service, Inc.
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Mode of access: Internet.