Home Tag Archives: UC Cooperative Extension (page 5)

Tag Archives: UC Cooperative Extension

Managing Vineyard Pests & Diseases in a Dry Year

A dry winter and spring impacts more than just water availability for the season. Watch this brief interview with UCCE Viticulture Advisor Gabriel Torres as he shares expected vineyard pest and disease pressures in a dry year.  Read more about vineyard pest and disease management in American Vineyard Magazine.   Please thank this video’s sponsor Vmech for their industry support.

Drought Impact on Early Season Stage of SJV Wine Grapes

Choosing when to irrigate this season with a very limited resource amidst the current drought can be quite a challenge, and the adverse effects of insufficient irrigation are already becoming manifest in the 2021 San Joaquin Valley wine grape crop.  Watch this brief interview with UCCE Viticulture Advisor Karl Lund and read more about it in American Vineyard Magazine. Please thank …

New Monitoring Tool for Navel Orangeworm in Mating Disrupted Orchards

Traditional navel orangeworm monitoring tools have proven less effective in the presence of mating disruption technology in the orchard. Watch this brief video with UC IPM Advisor Jhalendra Rijal as he addresses the issue and shares about some new technology that can help growers more effectively monitor this tree nut pest.  Read more about it in Pacific Nut Producer Magazine. …

Managing Walnut Husk Fly in the Orchard

Walnut growers should start monitoring for walnut husk fly in May.  Watch this video with emeritus UCCE IPM Specialist Bob Van Steenwyk as he provides timely step by step directions on how to monitor and manage this pest.  Read more about orchard pest management in Pacific Nut Producer Magazine. Please thank this video’s sponsor Trece for their industry support.

CA Passes Pandemic Aid for Smaller Family Farms

Yesterday California state leaders enacted budget legislation to provide critical support for small and historically underserved farmers impacted by the pandemic. With approval of Senate Bill 85, state funding to the tune of $3.35 million from the California Department of Food and Agriculture (CDFA) will help ensure much-needed direct relief to farmers left out of previous aid efforts as well …

Harvest Weed Seed Control in California: Potential and Limitations

In Mediterranean or arid climates, particularly in areas with marginal soils, crop rotations are often limited to a narrow range of hay, pasture, a handful of winter legumes, or rainy-season grasses. Arid conditions and weathered soils drove Australia’s rainfed grain growers to adopt no-till strategies earlier than their counterparts in California. While beneficial from a water use perspective, successful no-till …

Optimizing Yield of Young Pinot Grigio Vines

Recently planted Pinot Grigio and wondering how much yield to prepare for in its early years? Watch this brief interview with UCCE Viticulture Advisor George Zhuang as he shares some key insights for growers from a San Joaquin Valley perspective. Read more in American Vineyard Magazine.   Please thank this video’s sponsor Suterra for their industry support.

Viral Lettuce Disease Threatens Western Growers

A recent report of viral disease on lettuce from our neighbor (Yuma, Arizona) caught our attention since this is highly relevant to our production system (please find information on the first link below). The name of the virus is “Impatient Necrotic Sport Virus” (INSV), which is a tospovirus, similar to the virus that attacks tomato to cause tomato spotted wilt …

New UCCE IPM advisor in Imperial County

Apurba Barman joined UC Cooperative Extension as low desert integrated pest management advisor on Jan. 11, 2021. He will be headquartered at the UCCE Imperial County office, which adjoins the UC Desert Research and Extension Center in Holtville. “I am very excited for my new role as an IPM advisor based in Southern California and for the opportunity to serve …

Biopesticides: Categories and Use Strategies for IPM and IRM

Biopesticides contain active ingredients of natural or biological origin that include plant extracts, microorganisms, microbial metabolites, organic molecules, minerals, or other such natural materials that have pesticidal properties.  Pests such as herbivorous arthropods, pathogens, parasitic nematodes, mollusks, rodents, and weeds cause significant crop damage when they are not managed.  Pest suppression is a critical part of crop production to maintain …

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