The apple maggot or "railroad worm."
Subtitle: (Rhagoletis [Trypeta] pomonella Walsh.)
By: A. L. Quaintance
Contributors: United States. Bureau of Entomology; United States. Dept. of Agriculture
Series: Circular / U. S. Dept. of Agriculture. Bureau of Entomology -- 101; Circular (United States. Bureau of Entomology) -- no. 101.
Publisher: U.S. Dept. of Agriculture, Bureau of Entomology
Published: 1908
Place of publication: Washington, D.C
Language: eng
Number of pages: 12
Subjects: Apples; Apple maggot; Agicultural pests; Diseases and pests
Notes: Caption title.

Circular No. 101.

"Issued May 4, 1908."

At head of title:  United States Department of Agriculture, Bureau of Entomology.
Table of contents: title: Distribution and destructiveness. pp. 2.; title: Food plants. pp. 4.; title: How the insect spreads. pp. 6.; title: Description. pp. 7.; title: Life history and habits. pp. 8.; title: Insects which may be mistaken for the apple maggot; title: Preventive measures. pp. 10.