The federal Plant Protection and Quarantine (PPQ) program summarized its efforts to protect the U.S. citrus industry from pests and diseases in a recent report about its fiscal year (FY) 2020 activities. PPQ is part of the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service. A summary of its citrus efforts follows. PPQ works with citrus growers to …
Citrus Greening Inevitable for North Florida, South Georgia
It’s not a question of if citrus greening disease will be an issue for North Florida and South Georgia citrus growers, but when will it be. Fred Gmitter, a University of Florida Institute of Food and Agricultural Sciences citrus breeder, believes the disease’s impact in both areas is inevitable. He shared his assessment during a recent Cold Tolerant Citrus Production …
FFVA Emerging Leaders Class Named
The Florida Fruit & Vegetable Association (FFVA) recently announced the selection of 15 up-and-coming agriculture industry leaders for Class 11 of its Emerging Leader Development Program. Class 11 members are: Miles Armstrong, TradeMark Nitrogen, Tampa Jackson Autry, Everglades Equipment, Belle Glade Ben Backus, DLF Packing, Fort Pierce Matt Bardin, Glades Crop Care Inc., Jupiter Gracelyn Byrd, U.S. Sugar, Moore Haven …
Free ACP Scouting Service
Through a grant from the U.S. Department of Agriculture (USDA), California and Texas citrus growers can apply for the use of detection dogs to survey their groves for Asian citrus psyllid (ACP). The ACP-hunting canine scouts are highly trained and have shown to be more than 90% accurate when tested in various environments. The information obtained from the scouting can …
Production Dips in All Citrus States
Citrus production in the 2020-21 season dipped in California, Florida, Texas and Arizona compared to the previous season. The U.S. Department of Agriculture’s National Agricultural Statistics Service (USDA/NASS) recently reported that total U.S. output of 6.9 million tons of citrus was down 12% from 2019-20. CALIFORNIATotal utilized production in California was down 3% in 2020-21. Orange production was off 7%, …
Insurance Improvements for Citrus From USDA
The U.S. Department of Agriculture’s (USDA) Risk Management Agency (RMA) recently announced improved and expanded insurance options for citrus growers and others. 2022 CHANGES FOR FLORIDANext year, Florida producers will be able to insure several citrus commodities under an Actual Production History Plan that offers advantages over the existing Florida Citrus Fruit Dollar Plan. This product provides individualized coverage based …
Major HLB Discovery Announced
A University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher recently determined how bacterium causes the devastating citrus disease HLB. Information about further research into ways the discovery can help growers reverse the effects of HLB and improve tree health will be presented this fall. MORE DETAILS TO COMEUF/IFAS Citrus Research and Education Center (CREC) Director Michael …
Kaolin Helps With ACP and HLB
According to researchers in Florida and California, kaolin clay, especially red kaolin, aids in the management of Asian citrus pysllids (ACP) and the HLB they spread, among other attributes. Christopher Vincent of the University of Florida Institute of Food and Agricultural Sciences and Monique Rivera of the University of California at Riverside recently presented a webinar about kaolin. The University …
Landscape Fabric Blocks Diaprepes Larvae
Fabric mulch landscape covers, typically used to block weeds in nurseries, can aid in diaprepes root weevil control, Larry Duncan reported at the recent Citrus Expo. “Some of these products, not all of them, are extremely effective at blocking the diaprepes weevil larvae from getting into the soil” after falling from a citrus tree, Duncan said. Duncan is a University …
Gladstone Buys Florida Groves
Gladstone Land Corporation announced that it acquired two lemon and orange groves, totaling 617 acres, in South Florida for approximately $5.2 million. In connection with the acquisition, it entered into a 12-year leaseback agreement with the seller. The organization did not respond to a request for information about the seller or the location of the groves. “We are excited to …
EPA Bans Chlorpyrifos on Food
The U.S. Environmental Protection Agency (EPA) announced it will stop the use of the pesticide chlorpyrifos on all food. It said it is taking the action to better protect human health, particularly that of children and farmworkers. In a final rule released in August, EPA is revoking all “tolerances” for chlorpyrifos. The tolerances establish an amount of a pesticide that …
Dry Winter Forecast Adds to Water Worries
The National Weather Service Climate Prediction Center is expecting a dry winter in Southern California. Specifically, it says the El Niño-Southern Oscillation is predicted to be neutral into the fall (51% chance for the August–October season), with La Niña potentially emerging during the September–November season and lasting through the 2021–22 winter (66% chance during November–January). The forecast comes on the …
World Production of Non-Orange Citrus
The U.S. Department of Agriculture’s Foreign Agricultural Service (FAS) recently reported on expected world production of tangerines/mandarins, grapefruit and lemons/limes in the 2020-21 marketing year. TANGERINES/MANDARINSGlobal output for 2020-21 is estimated to rise 4% to a record 33.3 million tons with growth expected in nearly every market. China’s production is projected to rise 1 million tons to a record 23 …
Glassy-Winged Sharpshooter Making a Comeback?
The glassy-winged sharpshooter (GWSS) is a pest that made California headlines from the late 1980s until its suppression at the turn of the new century. Unfortunately, it made a fast comeback in 2020, probably due to unusually warm winter weather. A warm winter and spring caused populations in the southern San Joaquin Valley to surge. Kern County traps showed a …
Florida Production Faces Further Decline
Florida orange and red grapefruit production, already at historically low levels, will likely decline for years, according to a leading citrus economist. Tom Spreen, University of Florida Institute of Food and Agricultural Sciences professor emeritus, calculated Florida crop output through the 2031-32 season based on various yield and tree replacement assumptions. Oranges and red grapefruit are Florida’s top-producing varieties. …
Team Seeks Measures Against HLB
Codex DNA, Inc. has announced a collaboration with researchers from several organizations to identify scalable therapeutic measures against HLB. The multidisciplinary team has been awarded a grant worth nearly $15 million from the National Institute of Food and Agriculture (NIFA) to develop cost-effective and sustainable solutions to the disease. Other collaborators include the U.S. Department of Agriculture’s (USDA) Agricultural Research …
First HLB Detection in San Diego County
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), known as citrus greening. The disease was found 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 …
Citrus History Mystery Solved
How modern citrus developed, particularly the popular mandarin variety, has long been a mystery to citrus breeders. A global partnership of scientists recently unraveled a big part of the mystery by analyzing the genome sequences of 69 East Asian traditional, wild and atypical citrus varieties. One of the researchers was Fred Gmitter, University of Florida Institute of Food and Agricultural …
World Orange and OJ Production to Rise
Worldwide orange and orange juice (OJ) production are projected to climb in the 2020-21 market year, the U.S. Department of Agriculture’s Foreign Agricultural Service (FAS) reported recently. ORANGESGlobal orange output for 2020-21 is estimated up 2.5 million tons from the previous year to 48.6 million as favorable weather leads to a larger crop in Brazil (up 7%) and Mexico (up …
HLB Control Has Been Costly for Growers
California’s efforts to keep huanglongbing (HLB) at bay have been largely successful. So far, the state’s huge citrus industry has avoided the devastating loss of trees that has occurred in Florida, South America and other commercial citrus-growing regions around the world. However, those efforts have come with a cost to citrus growers. Bruce Babcock, professor of public policy at University …