108 resultados para Plastics in agriculture
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Mode of access: Internet.
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Consists of: Course XVI, Lession I-[XII?].
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Mode of access: Internet.
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Nos. 16-50 sometimes called Publications, Circular, or Bulletin but most numbers lack title altogether.
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No. 530 also issued as Southern farm management publication no. 4.
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Description based on surrogate of: 486, issued Sept. 1938, revised Sept. 1939; title from cover.
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Title from cover.
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Cover title.
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At head of title: U.S. Department of Agriculture.
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Mode of access: Internet.
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No. 1-19 called v. 1, no. 1-19.
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Mode of access: Internet.
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Subtitle varies.
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Mode of access: Internet.
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New series sometimes called Bulletin, and sometimes Extension bulletin.