From the CAPCA Adviser magazine :: June 2022

Whitney Brim-DeForest is a UCCE Rice and Wild Rice Advisor for Sutter, Yuba, Sacramento, and Placer Counties; Taiyu Guan is an Assistant Specialist in UCCE Sutter-Yuba Counties; Troy Clark is a Rice Junior Specialist for UCCE Butte County.

Introduction

In California rice, herbicide resistance has been documented in Echinochloa spp. since the early 2000's. Recent reports of uncontrolled grasses, as well as possible new species or biotypes have precipitated renewed...

From the Rice Notes April 2022 newsletter

Kassim Al-Khatib is the Melvin D. Androus Endowed Professor for Weed...

Common chickweed (Stellaria media) (Figure 1) is a winter annual found throughout California and considered to be one of the most common broadleaf weeds infesting cereal crops (also referred as small grains) in the state (Wilen 2006). Herbicides can provide effective control of chickweed; however, overreliance on a single herbicide (or group of herbicides with the same site of action), is likely to result in resistance to that herbicide (or group of herbicides) (Tranel and Wright 2017). Even though herbicide-resistant common chickweed populations have not been confirmed in California, lack of effective control with post-emergence applications of the ALS-inhibiting herbicides pyroxsulam (Simplicity) and tribenuron (Express...

From the Weeders of the West (WoW) blog ∴ March 11, 2021

Marcelo Moretti is a Professor in the Dept. of Horticulture at Oregon State University and an alumnus of UC Davis and California State University, Fresno.

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Managing...