Biology of the foxglove aphid in the Northeastern United States /
Wave, H. E. 1923-
Biology of the foxglove aphid in the Northeastern United States / [by H.E. Wave, W.A. Shands and Geddes W. Simpson]. - Washington : U.S. Dept. of Agriculture, 1965. - 49 p. : ill., maps ; 23 cm. - Technical bulletin / United States Department of Agriculture ; no. 1338 . - Technical bulletin (United States. Department of Agriculture) ; no. 1338. .
Cover title.
Bibliography: p. 37-40.
agr65000316
Foxglove aphid--Northeastern States.
Potatoes--Diseases and pests--Northeastern States.
S21 / .A72 no. 1338
1 / Ag84Te no.1338
Biology of the foxglove aphid in the Northeastern United States / [by H.E. Wave, W.A. Shands and Geddes W. Simpson]. - Washington : U.S. Dept. of Agriculture, 1965. - 49 p. : ill., maps ; 23 cm. - Technical bulletin / United States Department of Agriculture ; no. 1338 . - Technical bulletin (United States. Department of Agriculture) ; no. 1338. .
Cover title.
Bibliography: p. 37-40.
agr65000316
Foxglove aphid--Northeastern States.
Potatoes--Diseases and pests--Northeastern States.
S21 / .A72 no. 1338
1 / Ag84Te no.1338