- Posted by: Gale Perez
The UC Cooperative Extension Central Sierra office is selling the Weed Control in Natural Areas in the Western United States book at a discounted price of $30.00 total (includes shipping and tax). The book regularly sells at $37.00 (tax and S&H not included.) The discounted price is good through the end of the year (12/31/2020) or until inventory is depleted. Get them while they are in stock!
To order, click this link: https://ucanr.edu/survey/survey.cfm?surveynumber=32523 or contact Erica Malaspino at emalaspino@ucanr.edu or...
- Author: Rachael Freeman Long
- Author: Thomas Getts
- Author: Jose Carvalho de Souza Dias
- Posted by: Gale Perez
A very spiny plant was dropped off at my office here in Woodland, CA that turned out to be Canada thistle, a noxious weed (Photo 1). This plant is commonly found in the Intermountain area in northern California where it has overtaken fields (Photo 2), but my first encounter here in the Sacramento Valley. It was found in row crop ground (Photo 3) and the landowner was having trouble controlling it. He cut it 6-in below ground, but it resprouted and grew back more shoots (Photo 4). He spot sprayed it with glyphosate and 2,4D, but the plants recovered (likely burned back the plants before good translocation happened, Photo 5).
Canada thistle is one really tough...
- Author: Richard Smith
- Author: Daniel Hasegawa
- Posted by: Gale Perez
Richard Smith is the UC Cooperative Extension Vegetable Crop Production and Weed Science Advisor for Monterey, Santa Cruz and San Benito counties and Daniel Hasegawa is a USDA ARS Research Entomologist for the Crop Improvement and Protection Research Unit in Salinas, California.
From the Salinas Valley Agriculture blog | November 23, 2020
Impatiens necrotic spot virus (INSV) caused significant crop loss in 2020. The disease was most severe north of Gonzales, but later in the production season it...
- Posted by: Gale Perez
Here's the latest issue of the UC (ANR) Cooperative Extension Lassen County Farm Advisor's Update newsletter:
November 2020 contents:
- Is Irrigating Alfalfa After Last Cutting a Good Idea?
- What To Do When an Animal Dies? Composting Could Be the Answer
- Blue Alfalfa Aphids Management
- The Continued Saga of Injury to Roundup Ready Alfalfa Following Applications (page 5)
- Tips for Maximizing Wheat and Barley Yields
- Author: Brad Hanson
Sharing a survey seeking input on tree and vine cropping system weed control practices and interest in novel technologies as we develop research ideas and priorities with colleagues (and former UC weeders!) around the country.
-Brad
Survey link: https://cornell.ca1.qualtrics.com/jfe/form/SV_bEpfAijoP7puQDP
Weeds can be a significant problem in berries, tree fruits, tree nuts, and vine crops (e.g. grapes, hops, etc.) especially after transplanting and during flowering and fruit and nut set. Herbicides are a...
