University of California, Riverside (UCR) scientist Hailing Jin believes she has found a substance capable of controlling the deadly citrus greening disease known as huanglongbing (HLB). The potential cure Jin discovered is a peptide found in the fruit of greening-tolerant Australian finger limes, which have been consumed by humans for hundreds of years. Invaio Sciences, Inc., a multi-platform technology company …
Organic Solutions to Citrus Greening Sought
The Organic Center is currently working with the University of Florida, the University of California, Riverside, and several citrus growers and industry members to conduct a national review of how citrus greening disease is impacting organic growers and other industry members. The information will be used to develop a large-scale holistic research project proposal targeted toward protecting organic citrus growers from citrus …
Stefanou to Lead USDA Economic Research Service
University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) scientist Spiro Stefanou has been appointed as U.S. Department of Agriculture Economic Research Service (USDA/ERS) administrator. Stefanou was a professor in the UF/IFAS food and resource economics department. The mission of USDA/ERS is to anticipate trends and emerging issues in agriculture, food, the environment and rural America and to conduct high-quality, …
Nutrition: Get the Rate Right
Davie Kadyampakeni emphasized the importance of the four Rs of good nutrition of HLB-affected orange trees, with a heavy focus on the “right rate” of nutrient use. The other three Rs are right time, right placement and right source of nutrient applications. Kadyampakeni, a University of Florida Institute of Food and Agricultural Sciences researcher, discussed nutrition at this year’s virtual …
New Guidance on How to Handle Unsolicited Seeds
People receiving unsolicited seeds or plant material through the mail should either report the seeds and submit them for testing or dispose of them using the method described below. This advice comes from the Florida Department of Agriculture and Consumer Services (FDACS). The seed packets, which have recently arrived unexpectedly in Florida and throughout the United States in packages with …
Keeping the OJ Momentum Going
Florida Department of Citrus (FDOC) staff has been “hard at work ensuring the momentum experienced by the orange juice (OJ) category earlier this year doesn’t fade as we usher in the fall,” Ned Hancock stated recently. Hancock, chairman of the Florida Citrus Commission, provided that information and more in an update to the citrus industry on FDOC activities. Hancock said …
Gibberellic Acid: Increase Fruit Size and Yield, Reduce Drop
By Tripti Vashisth and Megan Dewdney This article discusses the use of gibberellic acid (GA), the naturally occurring plant hormone, on huanglongbing (HLB)-affected trees. The results were generated from a 3-year trial in which Valencia trees were treated with GA in the fall. The outcomes suggest that GA can be effectively used for synchronizing and suppressing profuse flowering without negatively …
Face Coverings Essential in the Citrus Industry
By Michelle Danyluk and Ben Chapman COVID-19 has changed so much about how we operate. Managing COVID-19 amongst workers is extremely important. Its impacts on the health of employees can have catastrophic effects when operations are shuttered by health departments if the virus spreads out of control. This has happened in many food and agriculture sectors. There have been hundreds …
Pest Management Under Bags
Many Florida citrus growers in recent years have used individual protective covers (IPCs), often referred to as “bags,” for pest management, especially to protect young trees from HLB-spreading Asian citrus psyllids. Lauren Diepenbrock addressed the benefits and challenges of IPCs at this year’s virtual Citrus Expo. Diepenbrock is an assistant professor of entomology at the University of Florida Institute of …
Mutual Reacts to Federal Plan for Imports
A recently announced Trump administration plan (see the full 28-page document) to address the threat posed by increased foreign imports to American producers of seasonal and perishable fruits and vegetables does not specifically address citrus. But Florida Citrus Mutual (FCM) Executive Vice President/CEO Mike Sparks noted that many of Florida’s other fruits and vegetables weren’t specifically addressed in the plan, …
Oak Leaf Extract and Mulch for HLB
Researchers on the Indian River have proved “there is something in the oak leaf that can work” against HLB, said Lorenzo Rossi. “I’m not saying that I found the cure, and I’m not saying that oak extract will save the citrus industry.” He described oak extract, and possibly oak mulch, as another tool against HLB. Rossi, a University of Florida …
AI Will Be Another Tool for Citrus Greening
Artificial intelligence (AI) will likely help growers and researchers cope with citrus greening (huanglongbing, known as HLB) and other citrus problems over the long run. That’s the belief of J. Scott Angle, the new head of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS). Angle, UF’s vice president for agriculture and natural resources, says AI is a …
U.S. Citrus Production Declines
Citrus utilized production in the United States for the 2019-20 season totaled 7.78 million tons, down 4 percent from the 2018-19 season. The production figures come from the Citrus Fruits 2020 Summary, a U.S. Department of Agriculture National Agricultural Statistics Service document. California accounted for 54 percent of total U.S. citrus; Florida totaled 42 percent, and Texas and Arizona produced …
Kanissery Wins Extension Award
University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) weed scientist Ramdas Kanissery has earned a Dallas Townsend Extension Professional and Enhancement Award. Kanissery works at the Southwest Florida Research and Education Center (SWFREC) in Immokalee. “The award recognizes a state Extension specialist for demonstrating an outstanding ability to plan and implement Extension programs that address needs that have …
CRAFT Cycle Two Deadline Is September 4
Time is running out for commercial citrus growers in Florida to apply to participate in Cycle Two of the Citrus Research and Field Trial (CRAFT) program. The deadline to apply is Friday, Sept. 4. The application process is open to growers with a minimum of 20 acres of planned solid-set or reset plantings. Cycle Two of CRAFT covers up to …
Sneak Peek: September 2020 Citrus Industry
In just two days, more than 1,100 Citrus Expo participants viewed 28 educational videos. If you didn’t get a chance to visit the virtual Citrus, Vegetable & Specialty Crop Expo on Aug. 19–20, you can find highlights from the event in the September issue of Citrus Industry magazine. The educational videos will remain on the Citrus Expo website through the …
How Has COVID-19 Impacted Your Operation?
University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers have opened the second round of surveys on the impact of COVID-19 on the state’s agriculture and marine industries. The surveys are intended to capture changes in operations for the first half of the year. The Assessment of COVID-19 Impacts on Florida surveys were first deployed in mid-April and …
COVID-19 and Farm Labor
The Florida Department of Agriculture and Consumer Services (FDACS) is encouraging growers to ensure that the farm labor contractors with whom they work pledge to implement COVID-19 workplace safety guidance issued by the Centers for Disease Control and Prevention. FDACS issued an addendum to be signed by farm labor contractors (see here) and a training acknowledgment form to be signed …
Cover Crops for Citrus ‘Really Encouraging’
Healthy soil has high percentages of soil organic matter, which improves water-holding capacity, nutrient cycling and retention, and provides nutrients for microbes, along with other benefits. Unfortunately, Sarah Strauss noted, most citrus soils in Florida typically have 1 to 2 percent soil organic matter, “which is basically non-existent.” Strauss and other scientists are researching two ways of improving soil organic …
Growers, NRCS Team Up on Conservation
The U.S. Department of Agriculture’s Natural Resources Conservation Service (NRCS) works with Florida growers, other landowners and local soil and water districts to implement conservation practices. NRCS offers more than 170 individual practices and suites of practices that can be used to improve soil health, water quality, air quality and wildlife habitat. When planning these practices, NRCS staff helps producers …