957 resultados para Conservação on farm
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Mode of access: Internet.
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Paged continuously.
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At head of title: Nebraska State University.
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"July 30, 1992."
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Mode of access: Internet.
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Bibliographical footnotes.
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Mimeographed.
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Photoprinted.
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"January, 1987."
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Mode of access: Internet.
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CIS Microfiche Accession Numbers: CIS 81 S161-4
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CIS Microfiche Accession Numbers: CIS 82 S161-32
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"Serial no. 97-TTT."
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CIS Microfiche Accession Numbers: CIS 83 S161-2
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CIS Microfiche Accession Numbers: CIS 81 S161-13