Fir engraver beetle, serious enemy of white fir and red fir.

Bibliographic Details
Corporate Author:	United States. Bureau of Entomology and Plant Quarantine
Format:	Government Document eBook
Language:	English
Published:	[Washington] : [s.n.], 1937.
Subjects:	Insects. Agricultural pests. Trees.
Online Access:	Electronic resource (PDF)

Description
Item Description:	Includes chart and illustrations.
Physical Description:	1 online resource (20 pages), digital, PDF file