Guide to the study of insects : and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools and agriculturalists. --.

Bibliographic Details

Main Author:	Packard, A. S. (Alpheus Spring), 1839-1905
Format:	Book
Language:	English
Published:	Salem : Naturalist's book agency, 1869.
Subjects:	Insects. Insect pests.