Topics in Subtropics

California Avocado Growers Seminar Series 2013 Presented by: California Avocado Society, Inc.

The polyphagous shothole borers (Euwallacea sp.) that spread fungal diseases (Fusarium sp. and possibly Graphium sp.) to susceptible trees in Los Angeles County have now been found in mid and northern Orange County and western San Bernardino County.

In the last two weeks Ive been out to see groves that have root rot, yet the growers did not recognize the signs. Two years of drought and use of salt loaded water have put stress on trees and made them more susceptible to root rot.

AGRITOURISM INTENSIVE: A class for Ventura region farmers and ranchers offered by UC Cooperative Extension Ventura, Ventura County Farm Bureau, the UC Small Farm Program, Oxnard Convention and Visitors Bureau, and other local partners Are you considering agritourism or nature tourism on your farm or...

University of Florida research Jude Grosser has been working with a new breeding technique that creates tetraploid rootstocks that are showing significantly improved resistance to Huanglongbing. This is done with conventional breeding and is not based on genetic engineering.