Steve Tjosvold's Newsletter Columns
Phytophthora Crown and Root Rot - August 2017
Pyrethroid Pesticides - June 2017
Master Gardeners and Demonstration Garden - March 2017
Disease Monitoring - December 2016
Potting Soil is a Primary Source of Root Pathogens and Must Be Managed - September 2016
Pyrethroids and sediment - May 2016
Sanitation in Nursery and Field Important - April 2016
El Nino and Plant Disease - January 2016
What is the UC Master Gardener Program - October 2015
Efficiency of Water Use In a Container Nursery - July 2015
Disease Tests in the Field - April 2015
Effective Organic or IPM Approach - January 2015
Phytopthora tentaculata - October 2014
Container Nursery Production Manual - July 2014
New Invasive Pest - April 2014
New Year's Resolution - January 2014
Beware of the Bagrada Bug - November 2013
Asian Citrus Psyllid and Huanglongbing Disease - July 2013
Light Brown Apple Moth Field Data - April 2013
Current Status of Light Brown Apple Moth - January 2013
Brown Marmorated Stink Bug - September 2012
One More New Disease In California - May 2012
Herbicides for Vegetation Control on Roadsides - January 2012
Light Brown Apple Moth Management in Nursery Stock - Update - September 2011
Light Brown Apple Moth Management in Nursery Stock - May 2011