Insect enemies of pine in Black Hills Forest Reserve : account of results of special investigations, with recommendations for preventing losses.

Bibliographic Details

Other Authors:	Hopkins, A. D.
Format:	Government Document eBook
Language:	English
Published:	[Washington, D.C.] : U.S. Government Printing Office, 1902.
Series:	Entomology Bur. Bull. New Series No. 32
Subjects:	Insects. Electronic books.
Online Access:	Connect to the full text of this electronic document