604 resultados para Insecticides.
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Volume numbers assigned for convenience in cataloging.
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"Literature cited": leaf 84.
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Cover title.
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"GPO 990-424"--P. [4] of cover.
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"Serial no. 97-R."
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v. 1. Soils. -v. 2. Fertilizers and insecticides. -v.3. Agricultural products.
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Mode of access: Internet.
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Blank pages for memoranda in back.
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Mode of access: Internet.
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Mimeographed.
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Mode of access: Internet.
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Includes bibliographical references (p. 43-44).
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Includes bibliographical references.
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Mode of access: Internet.
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Reprinted, in part, from various journals.