The aphides affecting the apple
Quaintance, A. L. (Altus Lacy),
1870-1958
creator
United States. Bureau of Entomology.
contributor
United States. Department of Agriculture.
contributor
text
book
Washington, D.C
U.S. Dept. of Agriculture, Bureau of Entomology
1907
1907
ENG
Caption title.
Circular No. 81.
"Issued March 9, 1907."
At head of title: United States Department of Agriculture, Bureau of Entomology.
Introduction. pp. 1.
Aphides in general. pp. 2.
The European grain aphis. pp. 3.
The apple aphid. pp. 5.
The rosy apple aphis. pp. 7.
Methods of control. pp. 9.
Agricultural pests
Apple aphid
Apples
Diseases and pests
Circular (United States. Bureau of Entomology), no. 81
https://www.biodiversitylibrary.org/bibliography/63606
810938582
10.5962/bhl.title.63606
LHL