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RNAi Technology: Another Biological Tool in the IPM Arsenal

As the food production faces the persistent threat of endemic and invasive pests, researchers continue to develop new technologies and strategies for protecting crops from these threats.  One such new technology is RNA interference (RNAi) with targeted mechanisms towards specific pests.  RNAi can be used as a trait in a crop or as a sprayable product against the target pest.  …

Citrus Thrips Field Day at Lindcove on April 9

As thrips season approaches, University of California Cooperative Extension Advisor Sandipa Gautam is organizing a field day focused on citrus thrips. This event will be organized at Lindcove Research Center on April 9, from 9:00 AM -11:00 AM. This objective of field day is to teach PCAs/field scouts about thrips biology and identification, differentiating flower thrips from citrus thrips, and best management approaches as …

Update to ACP and HLB Bulk Citrus Movement Requirements

Effective March 12, 2024, the Citrus Pest and Disease Prevention Division (CPDPD) has updated the requirements for moving bulk citrus fruit from an Asian citrus psyllid (ACP) quarantine zone to a packer/processor in a Huanglongbing (HLB) quarantine area. Citrus fruit may now be moved from any ACP quarantine zone to an HLB quarantine area for packing or processing without a mitigation, such as a …

New Study Reveals Key Strategies for Merchandising Watermelon

The National Watermelon and Promotion Board (NWPB) announced the release of its latest consumer research and Marketing Guide designed to arm retailers and producers with information to make fact-based strategic decisions and build awareness of the opportunities within the watermelon category. The new consumer study, “Watermelon Attitudes and Usage Research,” delves into watermelon consumers’ ever evolving attitudes, usage, and awareness. …

Fungicide Evaluation for Alternaria Head Rot (Pin Rot) of Broccoli

Broccoli head rot, also known as pin rot, can cause significant problems, especially in fall broccoli production in Salinas Valley. Two types of head rot are affecting broccoli, including bacterial head rot and Alternaria head rot (Koike 2010). Differences between those two types can be seen at: https://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=3861. Here we focus on the Alternaria head rot, caused by the fungi Alternaria spp. Symptoms. All …

Australia a Key Market for US Fresh Fruit

Australia is a crucial market for U.S. fresh fruits because of the year-round demand for high-quality products. The U.S. has benefitted from a well-established reputation for producing quality and safe fruits. While demand for fresh fruit was low in Australia from 2018-2020, the fresh fruit industry has recovered, and demand will likely increase for the next five years. Strong Market …

Mission Produce™ Appoints New President & Chief Operating Officer

Mission Produce, Inc. (“Mission” or “the Company”), a world leader in sourcing, producing, and distributing fresh Hass avocados, today announced the appointment of John Pawlowski to President and Chief Operating Officer (COO), effective April 1, 2024. Steve Barnard will continue to serve as Mission Produce’s Chief Executive Officer and a member of the Board of Directors. Pawlowski is a highly …

UCCE Tulare County Assists Pathologists in Survey for Decay Fungus in Prunes

Recently, extensive wood decay-related limb breakages have been reported in commercial prune orchards in the Sacramento Valley, adversely affecting fruit production and limiting the value of salable firewood upon orchard removal. Several fungal genera such as Phellinus, Rhodoformes, Schizophyllum, Sterum, Trametes, Ceriporia, and Perenoporia have been recognized for wood-decaying activity on California prunes.  Phellinus pomaceus has been the primary organism associated with prune decay symptoms in the Sacramento Valley; however, …

New Technologies Featured at World Ag Expo That California Farmers Should Know About

Boasting over 100,000 attendees from 49 States and 81 countries, the World Ag Expo was another big hit this year.  With  a sea of vendors to navigate across the International Agri-Center grounds in Tulare, it’s hardly feasible for attendees to see it all.  Check out this brief video featuring several companies that Malcolm Media visited with during the event that …

2023 UCCE Blackeye Bean Variety Evaluation

UC Cooperative extension experts led by Michelle Leinfelder-Miles evaluated blackeye bean varieties in a commercial field in Stanislaus County in 2023. The season began with cool and wet spring conditions, which lasted through the month of June and delayed planting. Seven varieties from the University of California blackeye breeding program were planted on July 7th. The varieties were grown on …

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