The barrier factors in gipsy moth tree-banding material
By: by M.T. Smulyan
Series: Department bulletin / United States Department of Agriculture -- no. 1142; Department bulletin (United States. Dept. of Agriculture) -- no. 1142.
Publisher: U.S. Dept. of Agriculture
Published: 1923
Place of publication: Washington, D.C
Language: eng
Number of pages: 16
Subjects: Gypsy moth; Control
Notes: Caption title.

"March 30, 1923."

Bibliography: p. 15.