The larger apple-tree borers
Chittenden, F. H. (Frank Hurlbut),
1858-1929
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
Third revision.
ENG
Caption title.
Circular No. 32, Third Revise.
"Issued December 10, 1907."
At head of title: U.S. Department of Agriculture, Bureau of Entomology.
The round-headed apple-tree borer. pp. 32.
Distribution. pp. 2.
Food plants and nature of infestation -- Life history. pp. 3.
Natural enemies -- Methods of control. pp. 5.
The spotted apple-tree borer. pp. 7.
The flat-headed apple-tree borer -- General appearance and nature of injury. pp. 8.
Natural history and habits. pp. 10.
Natural enemies -- Remedies. pp. 11.
Apples
Apple-tree borers
Diseases and pests
Circular (United States. Bureau of Entomology), no. 32
https://www.biodiversitylibrary.org/bibliography/63553
810278205
10.5962/bhl.title.63553
LHL