February 28 2023
University of California Cooperative Extension
51st Quad-County Walnut Institute
February 28, 2023 * 7:30 AM - 12:00 PM (noon)
Robert J. Cabral Agricultural Center, Evelyn Costa Assembly Room 2 & 3
2101 E. Earhart Ave., Stockton, CA 95206-3949
7:15am Registration and CE credit Sign-Ins, Coffee/ refreshments
8:00-8:05 Welcome and Introductions
Mohamed Nouri, UCCE Orchard Systems Advisor, San Joaquin County
8:05 Session Moderator
Kamyar Aram, UCCE East Bay Specialty Crops Advisor, Contra Costa & Alameda
8:05-8:35 Mold Infections and Their Management in Walnuts & Whole Orchard Recycling
Mohamed Nouri, UCCE Orchard Systems Advisor, San Joaquin County
8:35-9:05 Updates on Walnut Husk Fly, Flatheaded Borer, and Worm Pests
Jhalendra Rijal, UCCE Area IPM Advisor for North San Joaquin Valley
9:05-9:35 Management and Environmental Impacts on Walnut Quality
Bruce Lampinen, UC ANR Pomology Extension Specialist, UC Davis
9:35-10:05 New Research on the Benefits of Cover Cropping in Orchards
Vivian Wauters, Postdoctoral Scholar, Department of Plant Sciences, UC Davis
10:05-10:20 Break
10:20 Session Moderator
Kamyar Aram, UCCE East Bay Specialty Crops Advisor, Contra Costa & Alameda
10:20-10:50 California Walnut Industry Update
Robert Verloop, CEO California Walnut Board
10:50-11:20 Managing Infiltration Problems & Related Impacts and Diseases
Cameron Zuber, UCCE Farm Advisor, Merced County
11:20-11:50 Phytophthora Root and Crown Rot and Paradox Canker Disease in Walnuts
Jaime Ott, UCCE Orchard Systems Advisor, Tehama County
11:50-12:00 Closing