I received the information below regarding Zeus Herbicide (sulfentrazone) that is relevant to the California tree and vine market. The product was registered (supplemental label) for T&V in 2014.
Info from FMC (10/24/17):
As you work with your clients and make herbicide recommendations, please be aware that the supplemental labels for Zeus herbicide in California for many key crops have expired. Currently, growers may not apply Zeus herbicide on the crops included in the expired supplemental labels including grapes, lemon, orange, pistachio, walnut, tomato transplants and...
- Author: Rebecca Ozeran
As a livestock and natural resources advisor, I don't expect to get questions about fruit trees such as figs. As it turns out, I recently needed to know just enough about figs to provide information on how to kill them - a west Fresno County landowner contacted me to ask how he could get rid of some fig trees that were threatening his belowground water pipelines.
Before writing this post, I did my due diligence and confirmed that no one has already discussed fig trees as the target of weed control on this blog. The only mentions of fig trees in the UC Weed Science blog history are a listing of approved herbicides to control weeds in California subtropical crops as of 2 years ago1 and a mention that fig was one of...
Long-time member of the California weed science community Steve Orloff passed away on October 3, 2017 after a brief fight with cancer.
Steve spent his 33 year career as a UC Cooperative Extension Farm Advisor, initially in the high desert of southern California and for the past 20+ years in northern California in Siskiyou County. Steve was an important contributor to the UC's weed science program but he was perhaps even more engaged with researchers, farmers, and the agricultural industry as a forage and cereals agronomist. Dan Putnam and Rob Wilson wrote a really
A quick post today to share a link to the recently revised "UC IPM Pest Management Guidelines for Walnut" (UC ANR Publication #3471). You can download the whole document as a pdf here, or use it online at the above link
Lots of great sections on management of non-weed pests of walnut, but since this is the Weed Science blog, here's the direct link to Integrated Weed Management section authored this time by:
- J. A. Roncoroni, UC Cooperative Extension, Napa County
- B. D....
- Author: Gale Perez
Here's the latest issue of the Lassen Farm Advisor's Update newsletter from Tom Getts, Weed Ecology and Cropping Systems Farm Advisor.
September 2017 Contents:
- Controlling Scotch Thistle with Fall or Spring Applications of Herbicides
- Myrtle Spurge
- Low Lignin Alfalfa: Is It Right For You?
- Upcoming Events