John Edstrom

Farm Advisor emeritus

Cooperative Extension Colusa County
PO Box 180, 100 Sunrise Boulevard
Suite E
Colusa, CA 95932
(530) 458-0570
jpedstrom@ucdavis.edu

Website

http://cecolusa.ucdavis.edu

Specialty

Almonds

Areas of Expertise (click to see all ANR academics with this expertise)

• Nut Crops
• Almonds
• Walnuts
• Plants and Their Systems
• Plant Management Systems
• Natural Resources and Environment
• Conservation and Efficient Use of Water

ANR Publications

• Almond Production Manual
• Walnut Production Manual

California Agriculture Article Contributions

• Survey examines the adoption of perceived best management practices for almond nutrition
• Mass releases of Trichogramma wasps can reduce damage from codling moth
• Microsprinklers wet larger soil volume; boost almond yield, tree growth
• Growers prefer personal delivery of UC information
• Insect pathogen “Bt” controls peach twig borer on fruits and almonds

ANR Workgroup Associations

• Almond - Member
• Integrated Grape Production - Member
• Integrated Pest Management of Glassy Winged Sharpshooters and the Diseases they Vector - Member
• Pistachio - Member
• Pomology Extension Coordinating Conference (PECC) - Member
• Prune - Member
• Walnut - Member

Return to WELCOME