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Pest/Disease Management

Spotted Lanternfly – A Threat to CA Winegrapes (June 11 Webinar)

The spotted lanternfly (SLF) is an invasive insect from Asia that was first found in Pennsylvania in 2014. The spotted lanternfly can decimate entire grape vineyards and damage fruit orchards, hops, walnuts, hardwoods, and landscape trees. While the SLF has not yet reached California, officials at CDFA are already engaged and the Pierce’s Disease and Glassy-Winged Sharpshooter Board has designated …

Protecting American Wheat Fields from Aphids

Fields of wheat are so associated with the U.S. that they’re featured in the song America the Beautiful as “amber waves of grain.” But those amber fields face a big threat: Russian wheat aphids. As their name suggests, these aphids hail from Eurasia. These invasive pests first made their way to Texas in 1986. They’ve since spread to many states …

Research Opp: Improving Our Understanding of Antibiotics in Dairy Farms

Antibiotics play an essential role in maintaining animal health and productivity. To provide guidance and knowledge on antibiotic use and management practices, it is important to constantly update our understanding on the role of therapeutic antibiotic use and its impact on animal health. A veterinary project is being conducted by UC Davis to better understand antimicrobial resistance patterns in dairy …

Best Practices Video for Field Crew During Citrus Harvest for Pest/Disease Prevention

To provide industry members, including field crews, with best practices to prevent the spread of the Asian citrus psyllid (ACP) in California’s citrus groves, the Citrus Pest & Disease Prevention Program has developed a mobile-friendly, Spanish-language field crew training video that can be used by field crew supervisors and farm labor contractors prior to harvest.   This video, which stems …

Automated Delivery System for Therapeutic Materials to Treat HLB Infected Citrus

Why is this research needed? In 2005, a disease called Huanglongbing (HLB, citrus greening, was identified in Florida’s commercial citrus groves. The disease is caused by a bacterium that affects all citrus cultivars by disrupting the flow of nutrients from the source of production, to the site of use, causing tree decline. HLB weakens the root system, increases early fruit …

PPE in Short Supply for Farm Work During the COVID-19 Crisis

While most Californians are staying home to slow the spread of the novel coronavirus, California farmers, farmworkers and other agricultural professionals are out in the fields and packing houses working to produce food. With increased demand for personal protective equipment, or PPE, to protect against COVID-19, these essential workers are facing shortages. Agricultural commissioners in 28 counties are hearing from …

When to Incorporate Wild Nature & the Bigger Picture of Healthy People/Ecosystems

Guiding Principles At the heart of our work, we believe that farming within natural systems nurtures healthy people and flourishing ecosystems. Farming is dependent on ecological interactions among many kinds of species. Farms can be safer and more resilient because diversity encourages a wide array of beneficial organisms and processes. Farms are more cost effective with reduced outside inputs, and …

News Accounts Exaggerate Current Threat of Asian Giant Hornets

Though “murder hornets” are dominating recent headlines, there are no Asian Giant Hornets currently known to be living in the U.S. or Canada, according to UC Riverside Entomology Research Museum Senior Scientist Doug Yanega. Yanega is one of the country’s foremost insect identification experts. Beekeepers in Canada consulted him when a colony of the 2-inch-long hornets — the world’s largest …

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