Task Force Recommendations for ACP in Kern County

Len Wilcox California Corner

The San Joaquin Valley ACP/HLB Area-Wide Task Force strongly recommends citrus growers in Kern County, California, to add an Asian citrus psyllid (ACP)-effective material to their pre-bloom or spring foliar treatments. Since ACP build populations on the young leaf flush, the sooner growers spray, the better. Fortunately, this timing coincides with pre-bloom treatments for katydid, worms, thrips and other pests. …

Tarping Proven to Reduce ACP Movement

Len Wilcox California Corner, Psyllids

Researchers at the California Data Analysis and Tactical Operations Center (DATOC) have analyzed Asian citrus psyllid (ACP) trapping data along major transportation routes before and after tarping regulations for bulk citrus shipments were enacted. The purpose was to determine the effectiveness of the policy. DATOC is an independent group of scientists sponsored by the Citrus Research Board and the California …

Citrus Showcase Speaker Predicts Trade War Ahead

Len Wilcox California Corner, Trade

Geopolitcal expert Peter Zeihan was the keynote speaker for the recent California Citrus Mutual Showcase. The showcase was presented March 4 online. Zeihan said he believes North America will recover from the economic impacts of COVID-19 this year, but the rest of the world will not. That, along with other factors, leads him to predict a trade war is inevitable, …

California Growers Needed for Thrips Study

Len Wilcox California Corner, Pests

Researchers from the University of California’s Kearney Agricultural Research and Extension Center are asking for help from industry members as they investigate citrus thrips. Thrips are a serious headache for citrus growers. They cause issues in all varieties of citrus, particularly in the San Joaquin Valley. Additionally, the pest has been known to rapidly develop resistance to management materials. Growers …

Fermented Food Waste for Fertilizing Citrus

Len Wilcox California Corner, Nutrition, Research

Fermented food waste converted to liquid fertilizer and fed through drip irrigation can boost bacteria that increase crop growth, according to a new University of California Riverside (UCR) study. The treatment may also make plants more resistant to pathogens. “Beneficial microbes increased dramatically when we added fermented food waste to plant growing systems,” said UCR microbiologist Deborah Pagliaccia, who led …

Ag Workers Among Those Most at Risk to COVID-19 Death

Len Wilcox California Corner, COVID-19, Research

A new study from the Centers for Disease Control and Prevention found that food-service, agricultural and construction workers were among the most at-risk for dying from exposure to COVID-19. The study points out high-density workplaces in any industry are possibly high risk. The close proximity of employees in high-density workplaces creates a high risk for transmission of coronavirus disease. The …

Wind Damages California Lemons

Len Wilcox California Corner, Weather

Wind damage sustained last week in California is still being assessed by county agriculture commissioners in San Diego and Ventura counties. However, damage appears to be limited to lemons and avocados. The wind damage was the result of a series of storms that swept through Southern California last week. The region experienced strong winds with gusts of nearly 100 mile-per-hour …

California Growers Reminded to Stay Alert

Len Wilcox California Corner, HLB Management

Jim Gorden, chair of the Citrus Pest and Disease Prevention Committee (CPDPC), is greatly concerned about the increase in sporadic Asian citrus psyllid (ACP) detections across California. Gorden sent an open letter to all citrus growers asking them to increase their vigilance against the pest and the risk of citrus greening, known as HLB disease. He said that “While the …

HLB-Positive ACP Found in San Diego County

Len Wilcox California Corner, Industry News Release, Psyllids

A citrus tree at a private residence near San Diego, California, has been found to be infected by four Asian citrus psyllids (ACP). Upon testing, the ACP were found to be carriers of the bacterium that causes citrus greening, also known as huanglongbing (HLB). The finding was announced by the California Department of Food and Agriculture’s Citrus Pest and Disease …

Breeding Hybrids With HLB Resistance

Len Wilcox Breeding, California Corner

UC Riverside scientists are working to breed new fruits that are naturally resistant to huanglongbing (HLB). The hybrid fruits will ideally share the best of their parents’ attributes: the tastiness of citrus and the HLB resistance displayed by some Australian relatives of citrus. HLB, also called citrus greening disease, has been detected in California, where 80 percent of the country’s …

ACP/HLB Management Survey for California

Len Wilcox California Corner, HLB Management

Researchers from Sacramento State and the University of California, Riverside are requesting input from citrus industry members to help examine the economics of Asian citrus psyllid (ACP) and huanglongbing (HLB) management in California citrus groves. The research team is looking for growers, advisors and other citrus industry members in California to provide input on overall knowledge of ACP and HLB, …

Root Bacteria Could Help Defeat HLB

Len Wilcox California Corner, Industry News Release, Research

A team led by the University of California, Riverside (UCR) is looking at tiny underground microorganisms for a way to prevent a huge problem — huanglongbing (HLB), a disease with no cure that has decimated citrus orchards worldwide. “Often times, it is thought of as an above-ground disease of the fruits, leaves and stems,” said Caroline Roper, plant pathology professor …

COVID-19 Emergency Standards for California

Len Wilcox California Corner, COVID-19, Regulation

The California Department of Industrial Relations adopted emergency temporary standards to protect workers from hazards related to COVID-19. Pending approval by the Office of Administrative Law, the temporary standards will be in effect immediately. The emergency standards will undergo a lengthy review process before becoming permanent California Division of Occupational Safety and Health (Cal/OSHA) standards. The temporary standards apply to …

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Supreme Court to Hear Ag Union Case

Len Wilcox California Corner, Legal

The U.S. Supreme Court announced that it will hear a challenge to a California law that allows employee unions to trespass on private property. California law requires agriculture producers to open their property and businesses to union activists. Pacific Legal Foundation attorneys, who represent the companies filing the suit, claim that unauthorized union activities disrupt business operations and take property …

Citrus Industry Wants Costa for House Ag Committee Chair

Len Wilcox California Corner, Industry News Release, Legislative

California Citrus Mutual (CCM), Florida Citrus Mutual and Texas Citrus Mutual have voiced their support that California Congressman Jim Costa (D-Fresno) be appointed as the new chair of the House Agriculture Committee. A CCM press release stated that Costa understands the industry’s issues, such as pest and disease, trade, water and immigration. Notably, Costa was instrumental in securing federal funding …

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Program to Protect California Ag Workers Expands Again

Len Wilcox California Corner, COVID-19, Labor

The California Department of Food and Agriculture (CDFA) announced that Yolo and Imperial counties are now included in the Housing for the Harvest program. This program provides temporary hotel housing for farm and food-processing employees to self-isolate if they have been exposed to COVID-19 and cannot properly self-isolate at home. Twelve counties are now participating in Housing for the Harvest: …

Sudden ACP Increase in California Worrisome

Len Wilcox California Corner, Psyllids

To the surprise and consternation of growers and officials, 74 Asian citrus psyllids (ACP) have been discovered in Kern County, California, since June. Local and state officials are concerned about the recent uptick in trappings and are working to find how extensively the infestation has spread. The trappings have been equally dispersed in residential and commercial citrus. Staff from the …

Task Force Sounds Alarm on ACP Finds

Len Wilcox California Corner, Psyllids

California’s ACP/HLB San Joaquin Valley Task Force reports that an increased number of Asian citrus psyllid (ACP) trap finds have occurred in the southern part of Kern County. The task force made the announcement in an open message to all citrus growers in the San Joaquin Valley. It was published on the Citrus Insider website on Oct. 16. Last month …

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Housing for the Harvest Program Expands

Len Wilcox California Corner, COVID-19, Labor

The California Department of Food and Agriculture (CDFA) announced that the counties of Sacramento and San Luis Obispo are participating in Housing for the Harvest. This program was announced by California Governor Gavin Newsom in July to provide temporary hotel housing options for farm and food-processing employees to self-isolate if they are COVID-19 positive and do not require hospitalization. Counties …

Quarantine Expansion for HLB in California

Len Wilcox California Corner, HLB Management

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