By Jawwad Qureshi Young citrus trees produce shoots with feather-stage leaves more frequently, making them highly attractive to the Asian citrus psyllid (ACP). This pest requires young shoots with feather-stage leaves to develop and reproduce. ACP is the pathogen’s primary vector responsible for causing huanglongbing (HLB) disease. Plant infection with HLB at an early age makes it challenging to bring …
Korea Is the Top Market for U.S. Oranges
Korea is the United States’ top export market for oranges and the third largest market for lemons and grapefruit, the U.S. Department of Agriculture’s Foreign Agricultural Service (USDA/FAS) recently reported. Oranges, lemons and grapefruit account for 99 percent of the country’s total citrus imports. More information from USDA/FAS about the Korean market follows: Citrus imports by Korea dropped in 2019 …
Spotting the Symptoms of Citrus Black Spot
University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Extension recently provided the following information about identification of citrus black spot (CBS): Fruit symptoms can be observed around this time of year with the onset of color break and fruit maturity. Growers and agricultural workers should learn to identify the symptoms of CBS even if they are not located …
Adjuvants Did Not Improve Delivery of Foliar-Applied Oxytetracycline
In 2016, federal authorities began allowing Florida citrus growers to spray oxytetracycline solutions on their trees to combat citrus greening disease. Since then, researchers have been investigating oxytetracycline delivery methods. In a Citrus Expo presentation, Christopher Vincent, assistant professor of horticultural sciences at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center, shared …
Florida Citrus Packers: South Africa Imports Pose Risk
The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (USDA/APHIS) announced it is authorizing the importation of cold-treated fresh citrus from South Africa into all U.S. ports of entry. Previously, APHIS restricted the entry of cold-treated citrus fruit from South Africa to four U.S. ports that have cold-treatment facilities. APHIS scientists determined that citrus fruit from South Africa, …
Harnessing the Power of Soil Microbes
Although often ignored due to their intangible nature, microorganisms play significant roles in agriculture. The natural microbial processes allow for long-lasting interactions between nutrients, plants and soils. Masanori Fujimoto, assistant professor at the University of Florida, is leading a research and education project titled “Harnessing Microbes for Sustainable Food Production.” The project is funded by the U.S. Department of Agriculture’s …
Controls for Sting Nematodes
Larry Duncan provides updates on the damage done by sting nematodes and research into controlling them with nematicides and perennial peanut as a cover crop. Duncan is a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) nematologist at the Citrus Research and Education Center. Sting nematodes have become a “real issue” for Florida growers in the past five …
Bournique Reappointed to Water Board
Florida Gov. Ron DeSantis has reappointed Indian River Citrus League (IRCL) Executive Vice President Doug Bournique to a fourth, four-year term on the St. Johns River Water Management District (SJRWMD) Governing Board. Bournique was first appointed to the SJRWMD board in 2008 by then-Gov. Charlie Crist. He was re-appointed by Gov. Rick Scott. Throughout his service on the board, Bournique …
Program to Protect California Ag Workers Expands Again
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: …
Five Years of Fresh Fruit Production in CUPS
By Arnold Schumann, Laura Waldo, Napoleon Mariner and Timothy Ebert According to the U.S. Department of Agriculture (USDA), Florida grapefruit production for the 2019–20 season was only 12 percent of the production recorded in 2003–04, prior to the arrival of huanglongbing (HLB) disease in the state. A major goal of the University of Florida Institute of Food and Agricultural Sciences …
More COVID-19 Tests for Florida Ag Workers
The Florida Department of Agriculture and Consumer Services recently announced updates to COVID-19 testing sites in Hendry, Miami-Dade, Collier and St. Lucie counties for farmworkers. The effort to provide access to no-cost testing for farmworkers is part of a partnership with the University of Florida Institute of Food and Agricultural Sciences, the Florida Division of Emergency Management and county governments. Testing services will continue as …
Northern Hemisphere Citrus Production Forecast
The World Citrus Organization (WCO) presented its first crop production forecast for the Northern Hemisphere 2020–21 citrus season during the recent Global Citrus Congress Live. Philippe Binard, the general delegate of the WCO, presented the Northern Hemisphere production forecast, prepared with information from industry associations in Egypt, Greece, Israel, Italy, Morocco, Spain, Tunisia, Turkey and the United States (California and …
Get Florida Freeze Updates With Winter Weather Watch
By Chris Oswalt There was a time back in 1962, on Dec. 12 and 13, when a devastating freeze in Florida decimated a significant portion of the state’s citrus industry. In Polk County, the freeze caused serious damage to 134,000 acres of citrus. In 1963, citrus growers were concerned about receiving timely weather information and frost warning bulletins. Back then, …
H-2A Wage Decision Commended
U.S. Secretary of Agriculture Sonny Perdue and the Florida Fruit & Vegetable Association (FFVA) commended the U.S. Department of Labor (DOL) for extending the 2020 Adverse Effect Wage Rate (AEWR) for the H-2A program through 2022. The vast majority of Florida citrus is harvested by temporary foreign workers in the H-2A program. “We applaud the agency for recognizing that the …
Marketing OJ Amidst COVID-19
Each month, the Florida Department of Citrus (FDOC) and partner agency, Edible, dig deep into current consumer behaviors to gain insights on how messaging and marketing programs could be adapted for the greatest success. In a recent webinar, Kim McAndrews, senior vice president and food and beverage strategic planner for Edible, discussed the rapidly changing environment of COVID-19 and the …
Joint Culturing Project for HLB?
Four researchers from around the country summarized their work on culturing the causal agent of HLB and agreed to consider a large, joint culturing project. The Citrus Research and Development Foundation (CRDF) hosted the panel discussion on Nov. 5 about culturing Candidatus Liberibacter asiaticus (CLas). CRDF organized the presentation after receiving a request for funding of a CLas culturing project …
Controlling Psyllids: A Threshold Approach
Citrus growers should consider controlling HLB-spreading Asian citrus psyllids (ACP) only when a prescribed ACP population, or threshold, is reached. Entomologist Lukasz Stelinski suggested this approach in a virtual Citrus Expo presentation. Stelinski is a University of Florida Institute of Food and Agricultural Sciences researcher at the Citrus Research and Education Center in Lake Alfred. A summary slide Stelinski showed …
Global Congress Aims to Increase Citrus Consumption
Citrus suppliers have a unique opportunity to build on the sales momentum generated by the coronavirus pandemic. They should develop joint strategies to increase global consumption based on established health claims, as the avocado sector has done to such powerful effect. That was the take-home message from the inaugural Global Citrus Congress Live on Nov. 5. The virtual event drew …
Genome Sequencing and Other UF Research
Michael Rogers discusses the importance of the recent sequencing of the trifoliate orange genome by University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers and others. He also tells how growers can learn more about UF/IFAS research funded by the Florida Legislature. Rogers is director of the UF/IFAS Citrus Research and Education Center (CREC) in Lake Alfred and …
USDA Revising Texas Citrus Grades
The U.S. Department of Agriculture’s Agricultural Marketing Service (USDA/AMS) is revising the U.S. Standards for Grades of Grapefruit and the U.S. Standards for Grades of Oranges. The revision, effective Nov. 30, applies only to Texas and states other than Florida, California and Arizona. The revision will convert the Acceptable Quality Level (AQL) tables from showing the acceptable number of allowable …