Papers on deciduous fruit insects and insecticides ...
Series: U. S. Dept. of agriculture. Bureau of entomology. Bulletin,; no. 68
Publisher: Govt. print. off.
Published: 1909
Place of publication: Washington
Language: eng
Number of pages: 117
Subjects: Fruit -- Diseases and pests
Notes: Bibliographies interspersed.
Papers were published separately, 1907-09.
Table of contents: title: I. The pear thrips. By Dudley Moulton.; title: II. The spring canker-worm. By A. L. Quaintance.; title: III. The trumpet leaf-miner of the apple. By A. L. Quaintance.; title: IV. The lesser peach-borer. By A. A. Girault.; title: V. The lesser apple worm. By A. L. Quaintance.; title: VI. Grape root-worm investigations in 1907. By Fred Johnson.; title: VII. Demonstration spraying for the codling moth. By A. L. Quaintance [and others]; title: VIII. The grape-leaf skeletonizer. By P. R. Jones.; title: IX. The peach-tree bark-beetle.