88 resultados para Plants, Protection of
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Mode of access: Internet.
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Includes index.
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Paged continuously.
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Published in part as the author's thesis (Ph.D.) Columbia University, 1914.
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"Serial no. 96-H53."
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Reuse of record except for individual research requires license from Congressional Information Service, Inc.
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Illustrated with two thousand eight hundred original engravings.
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Many numbers lack general title.
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Amendments [issued by Plant Quarantine Division or Plant Pest Control Division.] (1 v. loose-leaf)
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Cover-title.
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The Maine bulletin. vol.XXXVII, no.8. February, 1936.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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Original title: Lehre vom Waldschutz.