Topics in Subtropics

Department of Plant Pathology and Microbiology, University of California, Riverside, CA 92521-0122, USA. and University of California Cooperative Extension, Tulare County, Tulare, CA 93274-9537 The Citrus Clonal Protection Program (CCPP) has its roots in the 1930s, when Professor H.

With the detection of Huanglongbing (HLB) in California in 2012 and 22 additional cases reported during 2015 through June 2016 there is a major concern among citrus growers about the spread of this incurable bacterial disease.

UC Cooperative Extension will hold workshops in Temecula Feb. 1 and 2 to help California agricultural employers facing many challenges including labor shortages, wage & hour laws, joint liability, worker safety, workers comp insurance, and immigration issues and policies.

Citrus Clonal Protection Program Lindcove Research & Extension Center, University of California When I started working at the Citrus Clonal Protection Program (CCPP) in 2012 (Fig. 1), citrus budwood was distributed three times per year (i.e.

Avocado sunblotch viroid (ASBVd) is a small (247 nt) pathogen that causes discoloration and disfigurement of leaves and fruit. It is transmitted by grafting, pruning tools, pollen, seed, and root grafting.