Fruit-tree bark-beetle (Scolytus rugulosus Ratz.)
Contributors: Chittenden, F. H. 1858-1929.
Series: Entomology Bur. Circ. 2nd Series No. 29
Publisher: [s.n.]
Published: 1898
Place of publication: Washington, D.C
Format: Microform
Subjects: Bark beetles.