213 resultados para Insect pests - Control


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Plates accompanied by descriptive letterpress.

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First edition issued as v. 2, no. 1-2 of Monthly bulletin ... Jan. and Feb. 1913.-Pref.

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"Entomological literature": p. 6-7.

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Thesis (Ph. D.)--University of Minnesota, 1921.

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"Published with the approval of the director of the Idaho Agricultural Experiment Station as research paper no. 7466."

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1913/1914 includes also "A program for the treatment of orchard insect pests and plant diseases, by C. H. Baldwin and H. F. Dietz. Bulletin no. 3" [and] "Circular of information for beekeepers, no. 2, rev. by B. F. Kindig."

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Title varies slightly.

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"This publication supersedes 'Insect enemies of the [i.e. of] Eastern forests, ' Miscellaneous publication no. 657."

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Includes index.

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Contribution from Bureau of Entomology and Plant Quarantine.

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Issued Nov. 1943 ; Slightly rev. 1945.