Woolly aphis of the apple (Schizoneura lanigera Hausmann)
By: by C.L. Marlatt
Contributors: United States. Bureau of Entomology
Edition: Rev. ed.
Series: Circular / United States Department of Agriculture, Bureau of Entomology -- no. 20, [second series]; Circular (United States. Bureau of Entomology) -- no. 20 (2nd ser.)
Publisher: United States Dept of Agriculture, Bureau of Entomology
Published: 1908
Place of publication: Washington, D.C
Language: eng
Subjects: Aphids; Apples; Woolly apple aphid; Diseases and pests
Notes: Caption title.

"June 23, 1908."--P. 6.