Pacific Coast Entomological Conference and special short course in horticulture
Series: Circular / University of California, College of Agricluture; Agricultural Experiment Station -- no. 42; Circular (California Agricultural Experiment Station) -- 42.
Publisher: University of California, College of Agricluture, Agricultural Experiment Station
Published: 1909
Place of publication: Berkeley, Calif
Language: eng
Number of pages: 16
Subjects: Entomology; Insect pests; Beneficial insects; Fruit-culture
Notes: Cover title.

"April and May 1909."