Fundecitrus researchers Silvio Lopes and Wellington Ivo Eduardo participated recently in the second edition of the Northeast Citrus Show in Aracaju, Brazil. Lopes gave a lecture on the two main Brazilian citrus diseases: citrus variegated chlorosis (CVC) and citrus greening. “In the orchards of Bahia and Sergipe, greening has not yet been detected, but there are psyllids,” Lopes reported. He …
Seeking the Finest of the Florida Citrus Industry
Nominations are being sought by Nov. 1 for potential inductees to the Florida Citrus Hall of Fame. Eligible nominees are distinguished leaders who have made significant contributions to the Florida citrus industry in any of the following fields: pioneering, harvesting, packing, processing, marketing, science or education. Nomination forms are available by contacting Florida Citrus Hall of Fame Executive Director Brenda …
The Future of Citrus
By Rob Gilbert, ragilber@ufl.edu Last month I went to Lake Alfred for a look at the future of the citrus industry. You’ll like what I saw. BREEDING EFFORTS What I saw first was a lab focused on finding an HLB-tolerant tree that has doubled in size since my last visit to the Citrus Research and Education Center. Nian Wang can …
Drop in Florida Citrus Acreage
The 2024 Commercial Citrus Inventory for Florida shows total citrus acreage of 274,705 acres, down 17% from the 2023 annual survey. The net loss of 57,551 acres is 14,505 acres more than was lost the previous year. New plantings at 4,751 acres are down from 2023, when 6,203 acres were planted. The inventory was released Aug. 29 by the U.S. …
Citrus & Specialty Crop Expo Presentations Available Online
By Michael E. Rogers The 2024 Citrus & Specialty Crop Expo, hosted by AgNet Media, took place Aug. 21–22 at the Florida State Fairgrounds in Tampa. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus educational sessions were held during the afternoon of the first day of the event and in the morning on the second day. …
H-2A Workers Blocked From Joining Unions in 17 States
A federal judge in Georgia on Aug. 26 blocked a federal rule allowing migrant farmworkers to join unions in 17 states. The ruling prevents the U.S. Department of Labor (DOL) from enforcing the new rule. The rule would have prevented agricultural employers from retaliating against migrant workers with H-2A temporary work visas for joining labor unions and organizing against wage …
Algal Spot an Increasing Problem in Florida Groves
Algal spot, not frequently seen in Florida citrus groves before 2015, has become more severe in recent years, University of Florida Institute of Food and Agricultural Sciences speakers reported Aug. 30. And the disease is likely to intensify as a problem with average temperatures increasing, said Megan Dewdney, associate professor of plant pathology at the Citrus Research and Education Center …
Citrus & Specialty Crop Expo: Agriculture Matters
More than 350,000 acres of citrus and specialty crops were represented at this year’s Citrus & Specialty Crop Expo in Tampa, Florida, on Aug. 21–22. These acres represented growers from central and southern Florida, as well as producers from the cold-hardy citrus region of North Florida, South Georgia and South Alabama. More than 150 exhibitors and sponsors covered the trade …
Specialty Crop Block Grant Program Funds Citrus Projects
The U.S. Department of Agriculture Agricultural Marketing Service (USDA AMS) Specialty Crop Block Grant Program awarded 54 grants and 524 sub-award projects totaling $72.9 million for fiscal year 2024. The following citrus projects were included in the funding. CALIFORNIA The California Department of Food and Agriculture (CDFA) received a grant for $448,742 for mitigating huanglongbing (HLB) in citrus using naturally-derived …
EPA Releases Final Herbicide Strategy
The U.S. Environmental Protection Agency (EPA) on Aug. 20 released its Final Herbicide Strategy to protect more than 900 federally endangered and threatened species from the potential impacts of herbicide. EPA will use the strategy to identify measures to reduce the amount of herbicide exposure to these species when it registers new herbicides and when it reevaluates registered herbicides. For …
IPCs Aid Trees and Fruit After Removal
Individual protective covers (IPCs), used primarily to protect young citrus trees from HLB-spreading Asian citrus psyllids, have become ubiquitous in Florida citrus groves in recent years. New University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) research shows the trees grown under the IPCs also grow well for a few years after growers remove the bags. Growers typically remove …
HLB Product Advancing in Registration Process
Silvec Biologics announced that an RNA vector delivery product to combat HLB has progressed to the Full Science Review Phase of the Environmental Protection Agency (EPA) Pesticide Regulation Improvement Act registration process. The product was developed in collaboration with Southern Gardens Citrus (a subsidiary of U. S. Sugar), the University of Florida (UF) and Texas A&M AgriLife Research. Silvec is …
Mexfly Quarantine Actions Affect Texas Citrus
Federal and state agriculture officials took several actions this month regarding Mexican fruit fly (Mexfly) quarantines in Texas. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA APHIS) and the Texas Department of Agriculture (TDA) have: BROWNSVILLE Establishment of the Brownsville quarantine is in response to the confirmed detection on July 26 of Mexfly larvae in citrus …
Assistance Available for Compliance With Revised Ag Water Rule
The U.S. Food and Drug Administration (FDA) has published a final rule that revises pre-harvest agricultural water provisions in the Food Safety Modernization Act Produce Safety Rule. It replaces the previous microbial quality criteria and testing requirements with systems-based, pre-harvest agricultural water assessments. The Florida Department of Agriculture and Consumer Services (FDACS) is committed to providing support for farms that …
All In For Citrus Podcast, August 2024
The August episode of the All In For Citrus podcast features highlights from this year’s Citrus & Specialty Crop Expo. The event included two citrus educational sessions that covered a wide range of topics, including HLB management, other pest management topics and new varieties. Michael Rogers, director of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus …
Owari Satsuma Pruning Project Update
By Jake Price The University of Georgia Owari satsuma pruning project is going to be very interesting. With extremely heavy fruit loads this year, I feel sure next year will be an “off” year for satsumas. It will be interesting to see what the fruit yields will be on the pruned trees compared to the unpruned trees. The six trees in this …
Sneak Peek: September 2024 Citrus Industry
HLB has drastically changed how citrus is grown in Florida. The September issue of Citrus Industry magazine offers insight on some of the newer production practices growers are using to manage the disease. In a feature story, Citrus Industry Editor-in-Chief Frank Giles looks at how citrus nutrient management recommendations are continuing to evolve in the HLB era. In the article, …
Getting a Handle on the Giant Swallowtail
By Amir Rezazadeh The giant swallowtail butterfly (Papilio cresphontes) is a beautiful insect, admired for its large wingspan and vibrant yellow and black coloration. However, for citrus growers, this butterfly is often viewed with less enthusiasm. The larvae of the giant swallowtail, commonly referred to as “orange dogs,” can cause significant damage to citrus trees. Understanding the nature of this …
Citrus Black Spot Policies for Florida Modified
The U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA APHIS) recently modified the policies and requirements for the citrus black spot (CBS) quarantine area in Florida. Modifications address the movement of regulated articles and provide a protocol to remove areas from the CBS quarantine. This federal order updates the APHIS-Approved Packinghouse Procedures for Phyllosticta citricarpa, Causal Agent …
Psyllid Nanopesticide Developed in Brazil
In Brazil, a more effective and sustainable insecticide for HLB-spreading psyllids was developed by Embrapa (Brazilian Agricultural Research Company) in partnership with the Institute of Chemistry of the State University of Campinas (Unicamp). The work resulted in a controlled-release system of the insecticide thiamethoxam molecule. Encapsulation was performed in polymeric nanoparticles, structures more than 80,000 times smaller than the thickness …