The emergence of pear thrips in the Healdsburg area of California in 1932
By: Leslie M. Smith
Series: Bulletin -- no. 562; Bulletin (California Agricultural Experiment Station) -- 562.
Publisher: Agricultural Experiment Station
Published: 1933
Place of publication: Berkeley, Calif
Language: eng
Number of pages: 16
Subjects: Pear thrips; Fruit; Diseases and pests
Notes: Cover title.