Welcome to the California Department of Food and Agriculture

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PPDC Entomology lab

Plant Pest Diagnostics Center

California Plant Pest and Disease Report (CPPDR)

1982-present, all available as PDF's below.

(replaced Cooperative Plant Pest Report, 1978-1982)

Cooperative Plant Pest Report for California (CPPR)

(this publication went defunct in 1981, and was replaced by the California Plant Pest and Disease Report, which started again with Volume 1; missing numbers will be added as they become available)