Farm spies; how the boys investigated field crop insects

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Detalhes bibliográficos
OCLC:15562962
Autor principal: Conradi, Albert F. (Albert Frederick), 1877-
Outros Autores: Thomas, William Andrew, 1883-
Idioma:English
Publicado em: New York, The Macmillan Company, 1916.
Assuntos:
Beneficial insects > Textbooks.
Insect pests > Textbooks.
Agricultural pests > Textbooks.
Agriculture > Textbooks.
Formato:

Monograph

Note that CRL will digitize material from the collection when copyright allows.

Sumário:
  • The boll-weevil
  • The black bill-bug of corn
  • When corn is fox-eared
  • The black corn-weevil
  • Grasshoppers
  • Chinch-bugs
  • The cotton root-louse
  • Windfalls of corn.

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