UC Weed Science (weed control, management, ecology, and minutia)

WRIC banner

Primary Image
glyphosate plus inseason broad
UC Weed Science (weed control, management, ecology, and minutia): Article

Research Summary: Pre-plant Weed Management Followed by Mechanical or Chemical Control Improves Alfalfa Stand and Yield

March 5, 2021
By Sarah E Light
Good stand establishment is important for alfalfa production and can impact crop productivity for years. Weed competition during stand establishment may be irreversible because it impedes root growth, results in thinner alfalfa stands, and can lower forage quality.
View Article
Primary Image
Whitney Brim-DeForest
UC Weed Science (weed control, management, ecology, and minutia): Article

Brim-DeForest receives outstanding paper award

March 4, 2021
By Pamela S Kan-Rice
The Weed Science Society of America honored Whitney Brim-DeForest, UCCE rice and wild rice advisor for Sutter, Yuba, Placer and Sacramento counties, with its award for Outstanding Paper: Weed Science. The award-winning paper, Phenotypic Diversity of Weedy Rice (Oryza sativa f.
View Article
Primary Image
Figure 1. Predominant weeds in the trial were watergrass and barnyardgrass.
UC Weed Science (weed control, management, ecology, and minutia): Article

Herbicide Trial in Delta Drill-Seeded Rice - 2020

February 28, 2021
By Michelle M Leinfelder-Miles
From the San Joaquin Valley Delta Field Crops blog Jan. 21, 2021 Michelle Leinfelder-Miles is the UC Cooperative Extension Delta Crops Resource Management Advisor serving San Joaquin, Sacramento, Yolo, Solano, and Contra Costa counties.
View Article
UC Weed Science (weed control, management, ecology, and minutia): Article

Invasive annual grasses threaten sage grouse populations

February 24, 2021
This article from the Sacramento Bee describes the impact of annual grass weeds on sites in the Great Basin, and argues that herbicides can play a role in salvaging the local ecosystem. Another entry in the category of "Ecology is complicated.
View Article
Primary Image
This “wetted area” photo illustrates the need to consider next season’s weed management program goals and options. Depending on weed pressure and previous management tactics used in the orchard, fall- and winter-germinating weeds can start to show up after nut harvest with post-harvest irrigation (as in this photo) or with early fall rains. (Brad Hanson/UC Davis)
UC Weed Science (weed control, management, ecology, and minutia): Article

Weed management is important even in offseason

February 18, 2021
From the Tree Nut Farm Press :: Feb. 17, 2021 Weed management is important even in offseason Lee Allen | Feb 17, 2021 It's a never-ending task to keep weeds under control.
View Article