Home Tag Archives: UCANR

Tag Archives: UCANR

AI Enables Low-Cost Tracking of Invasive Johnsongrass

To manage johnsongrass, a noxious weed that crowds out cotton and sickens horses, farmers have tried herbicides, burning and hand-pulling. Now, researchers in the UC Davis Department of Plant Sciences have developed a more high-tech weapon against the invasive weed: artificial intelligence and machine learning. Using photos from Google’s Street View database, the researchers have tracked down more than 2,000 …

New Technology to Quickly Assess Nitrogen Status of Grapevines

Want to speed up the grapevine nitrogen sampling and testing process in your vineyard?  Watch this brief interview featuring Alireza Pourreza, an Associate Professor at UC Davis, who shares that it can now be done effectively using remote sensing from above the vineyard. Read more about it in American Vineyard Magazine. Please thank this video’s sponsor the U.S Department of Agriculture for …

Rootstock Performance on Young and Mature Autumn King Grapevines

If you missed Grape Day at the Kearney Agricultural Research & Extension Center this year, be sure to watch this brief interview featuring Ashraf El Kereamy and Tian Tian from the UC Cooperative Extension, who reported their recent trial observations on the performance of both young and mature Autumn King table grapes on various rootstocks and read more about grape …

California Growers Face High Mildew Pressure, Delayed Grape Harvest

It’s been a while since California growers have experienced a wet year with a plentiful snowpack and water supply.  Weather conditions this season, though, have pushed harvest back for most grape growers and powdery mildew pressure has been unusually high for growers that didn’t stay on their spray programs with just the right timing.  Watch this brief interview with UCCE …

Losing Freedom may be Positive When it Comes to this Grapevine Rootstock

The thought of losing freedom sounds awful; however when it comes to the grapevine ‘Freedom’ rootstock, it may be a good idea, particularly for growers in the San Joaquin Valley.  Watch this brief interview with UCCE Viticulture Farm Advisor Karl Lund as he explains why and explores alternative options. Please thank this video’s sponsor Ranch Systems for their industry support.

Newly Identified Aspergillus Vine Canker Afflicting California Vineyards

As if there weren’t enough trunk diseases impacting California vineyards, UC Davis Plant Pathologist Akif Eskalen has been researching a newly identified disease causing a canker on the trunk of grapevines accompanied by fruit disease/sour rot symptoms. Watch this brief interview with Akif, and read more about it disease management in American Vineyard Magazine Please thank this video’s sponsor Ranch Systems for …

New Tool Calculates Crop Rotation Costs, Benefits for California Rice Growers

Due to severe water shortages, rice acres planted in California plummeted by 37% from 2021 to 2022, according to numbers released recently by the U.S. Department of Agriculture’s National Agricultural Statistics Service. But now, thanks to University of California researchers, growers have a new tool they could potentially use to cope with droughts and other environmental and socioeconomic changes. A …

Citrus Mealybug Field Day, May 5

To teach PCAs about citrus mealybug (an emerging concern for citrus growers) this field day will focus on lectures on pest identification and biology, scouting/monitoring, and management, lecture on ant control.  With this knowledge, PCAs can monitor the fields for mealybug infestation and develop informed management strategies.  Attendees will receive instruction from Sandipa Gautam and David Haviland from the UC …

Applying Herbicides Safely to Keep Residue Off of Harvested Almonds

While there has been research and work underway to move the almond industry to off-ground harvesting such as is done in pistachios, harvested almonds currently spend just enough time in the dust of orchard floors that they can pick up trace residues of herbicides.  Watch this brief interview with UC Cooperative Extension Weed Specialist Brad Hanson as he shares how …

123...9Page 1 of 9

Classified Ads

Subscribe

Sign up here to get the latest news delivered directly to your inbox!

Contact

Know of some fresh news that should be on this site? Interested in advertising on this site or any of our partner publications/sites? Give us a call! 559-298-6020