Papers on deciduous-fruit insects.
Series: United States. Dept. of agriculture. Bulletin; no. 730. Professional paper.; Department bulletin (United States. Dept. of Agriculture) ;; no. 730. Professional paper.
Publisher: Govt. print. off.
Published: 1918
Place of publication: Washington
Language: eng
Number of pages: 40
Subjects: Fruit -- Diseases and pests.
Notes: Bibliography: p. 16-19.
"Literature cited": p. 28.
Contribution from the Bureau of entomology.
Table of contents: title: I. The grape curculio [Craponius inaequalis Say] - II. The grape root-borer [Memythrus polistiformis Harris] By F. E. Brooks. - III. Experiments in the control of the root form of the woolly apple aphis [Eriosoma lanigerum Hausmann]