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Pest/Disease Management

Oak Tree Mulch Study to Help Suppress Citrus Disease

University of Florida Institute of Food & Agricultural Sciences – Florida citrus growers who face the most severe citrus disease in history notice how citrus trees under oak tree hammocks appear to tolerate the disease. Lukas Hallman believes oak trees may hold a compound that boosts the citrus trees’ ability to tolerate the disease. Hallman is a graduate student at …

Stay Vigilant with Asian Citrus Psyllid Finds on the Rise

In the past few months, we have seen sporadic Asian citrus psyllid (ACP) detections popping up across California. While the citrus industry’s efforts have thus far kept Huanglongbing (HLB) out of commercial groves, these recent ACP detections are a reminder that we cannot let our guard down. The most effective way to prevent the spread of HLB is to keep …

Root Bacteria Could Help Defeat Fatal Citrus Disease

A UC Riverside-led team is looking at tiny underground microorganisms for a way to prevent a huge problem — Huanglongbing, a disease with no cure that has decimated citrus orchards worldwide. The disease, also known as HLB or citrus greening, has multiple names but the same ultimate result: bitter and worthless citrus fruits. By some estimates, the end of citrus …

$12 Million to Eradicate an Invasive Rodent of Unusual Size

You may have heard of them in the comedy film Princess Bride as “Rodents of Unusual Size”, but this is the real thing — only not so large and formidable.  Nutria were originally introduced into the United States as part of the fur trade in the late 1800s, but were eradicated from California in the 1970s.  They made a sudden …

University of Florida Awarded Grants to Continue Fight Against Citrus Greening

University of Florida researchers hope to discover new methods to help citrus growers fight the deadly citrus greening (or Huanglongbing) disease with cost effective, long-term sustainable treatments with the support of recently awarded federal grants.  Three teams of scientists from UF’s Institute of Food and Agricultural Sciences received nearly $4.5 million in U.S. Department of Agriculture funds to study new …

CDFA Accepting Proposals for Riverside County Grower Liaison

The California Department of Food and Agriculture (CDFA) is currently accepting proposals for its Request for Proposal for a contractor to serve as the Riverside County grower liaison. Proposals must be received by Nov. 18. Responsibilities may include conducting outreach directly to growers in Riverside County, providing them up-to-date information on the latest industry news or updates, staying engaged in …

Heat Damaged Groves MAY BE Eligible for Tree Assistance Program Funding

California Avocado Commission— In early September much of California experienced excessive heat, including many avocado growing regions. A few growing areas reported sustained temperatures of around 120 degrees. Understandably, due to this extreme heat some trees are experiencing severe damage. The California Avocado Commission immediately contacted the United States Department of Agriculture’s Farm Service Agency (FSA) to pursue possible funding …

Five Steps for Ag Processors to Adapt their COVID-19 Incident Response Approach

COVID-19 is a health crisis in the United States but major industries, like agriculture, chemical manufacturing, oil and gas exploration and production, all need to keep functioning as essential businesses in the midst of the crisis.  The response to COVID-19 has core parallels to major industrial accident response, which involves deploying the right resources for the task.  Every incident, be …

HLB Detection Triggers Quarantine Expansion in San Bernardino & Los Angeles Counties

A quarantine expansion has been declared following the detection of the citrus disease Huanglongbing (HLB), or citrus greening, in five residential citrus trees located in Rancho Cucamonga. This is the first time the disease has been confirmed in Ranch Cucamonga, marking the fifth city in San Bernardino County to have had a positive detection of HLB. The California Department of …

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