Insect enemies of the spruce in the Northeast
Subtitle: a popular account of results of special investigations, with recommendations for preventing losses
By: prepared ... by A.D. Hopkins.
Contributors: United States. Division of Entomology.
Series: Bulletin / United States. Dept. of Agriculture. Division of Entomology -- no. 28, new ser.; Bulletin (United States. Division of Entomology) -- new ser. no. 28.
Publisher: U.S. Dept. of Agriculture, Division of Entomology
Published: 1901
Place of publication: Washington, D.C
Language: eng; fre
Number of pages: 80
Subjects: Spruce -- Diseases and pests -- Northeastern States.; Insect pests -- Northeastern States.; Forest insects -- Northeastern States.
Notes: Also issued online.