---- ---- Preventing spread of Japanese beetle, Bureau of entomology. Letter from the secretary of the treasury, transmitting supplemental estimate of appropriation required by the Bureau of entomology for preventing the spread of the Japanese beetle for the fiscal year 1921
Series: (66th Cong. 2d sess. House. Doc. 547)
Publisher: Govt. print. off.
Published: 1930
Place of publication: Washington
Language: eng
Subjects: Arthropods; Entomology; Biology