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Philip Luginbill 1884- and A. H. (Adolph Harvey) Beyer 1882-
Series:
Farmers' bulletin (United States. Dept. of Agriculture) ; no. 1206
Year:
1921
Subject:
Heliothis zea; Control; Vetch; Diseases and pests; life cycle (organisms); Helicoverpa zea; Vicia; natural enemies; Winthemia; parasitoids; biological control agents; control methods; biological control
Farmers' bulletin (United States. Dept. of Agriculture) ; no. 501
Year:
1912
Subject:
Boll weevil; Cotton; disease and pest management; plant pests; cultural control; plant breeding; genetic resources; varieties; pest resistance; planting date; pest control