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Pest/Disease Management

Growers Urged to Participate in Kern County Coordinated Treatment

Citrus Pest & Disease Prevention Program — A significant number of Asian citrus psyllid (ACP) detections in Kern County – more than 115 since this time last year – is a stark reminder to remain vigilant against the pest and the deadly disease it can spread, Huanglongbing (HLB). Last week, an adult ACP was confirmed from a commercial citrus trap in the …

COVID & Logistical Issues Reduce US Stone Fruit Exports into Taiwan

Taiwan’s peach production for MY2021/22 is forecast to increase to 17,000MT. Peach and nectarine imports are forecast down to 13,500 MT due to reduced demand at peak fruit season caused by Taiwan’s COVID-19 outbreak in May and June. Cherry consumption for MY2021/22 is forecast flat at 12,400 MT. In 2020, total import volume from the United States decreased by almost …

Detection of Citrus Disease (HLB) in San Diego County Establishes New Quarantine Area

The California Department of Food and Agriculture (CDFA) has declared a quarantine in north San Diego County following the detection of the citrus disease Huanglongbing (HLB), or citrus greening, in two citrus trees on one residential property in the city of Oceanside. This is the first time the plant disease, which does not harm people but is deadly to citrus, …

National Weather Service Issues Excessive Heat and Elevated Wildfire Danger Warnings

California Avocado Commission — The National Weather Service has issued excessive heat and elevated wildfire risk warnings in California this week beginning Tuesday, July 6 through Sunday, July 11. The conditions will pose a high risk for heat-related illnesses with possible record temperatures for the Antelope Valley area of Southern CA and brief critical fire weather conditions for the interior …

Citrus Research Board Awarded $3.4 Million to Fund HLB Research

The Citrus Research Board (CRB) has been awarded $3,438,059 in funding from the Huanglongbing Multi-Agency Coordination Group (HLB MAC) to support its California Focused Citrus Research and Field Trials (CRaFT). The overarching goal of the CRaFT project is to demonstrate additional mitigations to improve psyllid control within commercial citrus groves across the various citrus growing regions in California. This information …

Ravens & Crows Wreak Havoc in Orchards, Vineyards & Dairies

Do you suspect some big black birds are damaging your irrigation lines, pecking at your newborn calves or eating your developing crop? You may have a problem with crows or ravens. But how do you tell the two apart, and how can you legally control them? Watch this brief interview with Brian Popper from USDA-APHIS Wildlife Services to learn more …

Protect Citrus from Sweet Orange Scab and Lime Swallowtail Butterfly

Citrus Pest & Disease Prevention Program — While limiting the spread of the Asian citrus psyllid and Huanglongbing are the highest priority for the California citrus industry and the Citrus Pest & Disease Prevention Program, the program continually monitors for a number of threats to the industry and has recently detected sweet orange scab (SOS) in new areas of the state. Additionally, …

FDA Releases Findings Following 2020 Outbreak Linked to Central Valley Peaches

The U.S. Food and Drug Administration (FDA) has released a report on its investigation of the Salmonella Enteritidis outbreak in Peaches. The FDA and multiple state and federal partners investigated an outbreak of Salmonella Enteritidis infections that were linked to the consumption of peaches during the summer of 2020. In total, the outbreak caused 101 reported illnesses across 17 states, including 28 hospitalizations. This appears to …

An Organic Alternative to Combatting Spotted Wing Drosophila

Scientists from the Agricultural Research Service (ARS) are working to understand how something can be equally effective as both a government-approved food additive and as a pesticide. Methyl benzoate is a naturally occurring compound produced by plants. The U.S. Food and Drug Administration long ago approved methyl benzoate for human use; its fruity and floral aroma makes it a staple …

Successful HLB Management Strategy in CA Focuses on Everyone Doing Their Part

What Nobel Prize-winning Economics Research Tells Us About ACP and HLB Management in California As you have likely heard many times, coordinating management measures for the Asian citrus psyllid (ACP) and Huanglongbing (HLB) over a larger scale than individual properties is key to achieving effective control and limiting the spread of the disease. Coordination is important in terms of surveying …

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