Fruit-tree bark-beetle (Scolytus rugulosus Ratz)
Contributors: United States. Division of Entomology
Edition: Rev. ed.
Series: Circular / U.S. Department of Agriculture. Division of Entomology -- no. 29, sec. ser.; Circular (United States. Division of Entomology) -- sec ser., no. 29.
Publisher: U.S. Dept. of Agriculture, Division of Entomology
Published: 1903
Place of publication: Washington
Language: eng
Subjects: Fruit-tree bark beetle