Topics in Subtropics

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.

Beth Grafton-Cardwell our IPM Specialist who is Lindcove Research and Extension Director and a UC Riverside Entomologist recently gave a talk on the different approaches being taken to confront Asian Citrus Psyllid and Huanglongbing. A summary of a lot of her points is available at: http://ucanr.