Biblioteca Digital

18 resultados para Insect pests

Insect pests of the Lesser Antilles / by H.A. Ballou.

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Die Insekten nach ihrem Schaden und Nutzen.

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Guide to the study of insects, and a treatise on those injurious and beneficial to crops: for the use of colleges, farm-schools, and agriculturists. By A. S. Packard, jr. With fifteen plates and six hundred and seventy wood-cuts.

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Handbook of medical entomology [by] Wm. A. Riley ... and O. A. Johannsen.

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Guide to the study of insects and a treatise on those injurious and beneficial to crops : for the use of colleges, farm-schools, and agriculturists / by A.S. Packard, Jr.

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Elementary textbook of economic zoology and entomology, by Vernon Lyman Kellogg ... and Rennie Wilbur Doane.

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Insects and human welfare; an account of the more important relations of insects to the health of man, to agriculture, and to forestry, by Charles Thomas Brues.

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Fighting the insects; the story of an entomologist, telling of the life and experiences of the writer, by L.O. Howard.

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The elements of insect anatomy; an outline for the use of students in entomological laboratories, by John Henry Comstock and Vernon L. Kellogg.

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Insect life; an introduction to nature-study and a guide for teachers, students, and others interested in out-of-door life. By John Henry Comstock. With many original illustrations engraved by Anna Botsford Comstock.

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Insect transformation / By George H. Carpenter.

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Elementary studies in insect life, by Samuel J. Hunter.

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Episodes of insect life / By Acheta Domestica.

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Episodes of insect life / By Acheta Domestica.

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Episodes of insect life / By Acheta Domestica.

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