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Suggested insecticide guides.

Éditeur(s): University of Illinois, College of Agriculture, Cooperative Extension Service :
Contributeur(s): Biodiversity Heritage Library
Collection(s): Biodiversity Heritage Library
Catégorie: Others
Le sujet(s): Insecticides. , Pests--Control. , Pesticides. , Insect pests--Control. , Field crops--Diseases and pests.

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