SUPPRESS® herbicide EC, a product manufactured by Westbridge Agricultural Products, was registered in California in 2015. Its active ingredients are Caprylic Acid and Capric Acid. It is registered for use in organic production, and it is labeled for use in “agricultural food and non-food crops”. In rice, it can be utilized only when the field is drained (no standing water allowed).
Since 2019, UCCE Rice Advisor Whitney Brim-DeForest has been testing SUPPRESS® herbicide for use in weed control in rice. In 2019, she collaborated with Jim Cook (Colusa County Farm Supply), to spot spray weedy rice in a field containing Type 3 (long awns, straw hulled). The application was made with a handheld backpack sprayer, at...
- Posted by: Guy B Kyser
From New York Times, 3 October 2020 - A sad story about a poisonous invasive weed.
There's a new weed science publication:
American pokeweed (Phytolacca americana) is a robust, non-woody shrub that is spreading in parts of California. Although sometimes eaten, the entire plant is poisonous and should be considered with extreme caution.
Here's more pokeweed reading:/span>
A few UC Cooperative Extension counties are hosting webinars. Below are a some weed science related topics. For more information on each webinar, click the corresponding link.
|WEBINAR||Sep. 16||Pest Management of Weeds and Diseases in Tomatoes and Insects in Melons :: Amber Vinchesi-Vahl, UCCE Area Vegetable Crops Advisor|
|WEBINAR||Sep. 22||Integrated Pest Management for Common Rangeland Weeds...|