By Maegan Beatty On Feb. 18, Jude Grosser and Fred Gmitter hosted an online informational session on new citrus varieties and how to plant a profitable crop in the future. Both Grosser and Gmitter are part of the citrus improvement team at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center. Their main …
Psyllid Capture Rate Decreases in Brazil
The capture of greening-spreading psyllids in traps in the Brazilian Citrus Belt states of São Paulo (SP) and Triângulo Sudoeste Mineiro dropped 41% in 2024 compared to 2023. The data is part of a survey carried out biweekly by Fundecitrus and made available on the Psyllid Alert platform. The average capture recorded in 2023 was 2.23 psyllids per trap, compared …
All In For Citrus Podcast, February 2025
In the February episode of the All In For Citrus podcast, Michael Rogers provides an update on activities at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center in Lake Alfred. He said the beginning of the year is the time when current and future projects are evaluated. “The months of February and …
Alico: Production Down, Prices Up
Alico, Inc., which will cease citrus production after this season, reported its citrus harvest declined in the three months ending Dec. 31, 2024 compared to the same period a year earlier. For those three months, Alico Citrus harvested approximately 4 million pound solids of fruit, compared to 4.7 million pound solids in the same period in the prior fiscal year. …
Mexfly Quarantines Change in Texas
Federal and state agriculture officials have reduced, established and expanded several Mexican fruit fly (Mexfly) quarantines in Texas. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA) took the quarantine actions. EDINBURG On Jan. 8, the two agencies reduced the Edinburg Mexfly quarantine in Hidalgo County. The reduction includes the …
Crop Transformation Center in Full Swing
By J. Scott Angle, jangle@ufl.edu, @IFAS_VP About 18 months ago, Matt Joyner, Kyle Story, Morgan McKenna Porter, Emery Smith and other Florida citrus leaders visited me in Gainesville. Together, we shaped an idea to accelerate our search for solutions to HLB. The idea is already reality. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Crop Transformation Center …
Seeking Better Degreening Methods for Fresh Citrus
Two University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) scientists reported on research into more effective and environmentally friendly degreening methods for fresh citrus. They are Muhammad Shahid and Muhammad Nadeem, assistant professor of horticulture and postdoc scholar, respectively, at the UF/IFAS North Florida Research and Education Center (NFREC). Edited excerpts follow: Some varieties of citrus fruit, even …
$129.2 Million in Emergency Funds to Combat Fruit Flies
The U.S. Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS) is using emergency funding to respond to threats from growing outbreaks of exotic fruit flies. Outgoing U.S. Secretary of Agriculture Tom Vilsack approved the transfer of $129.2 million from the Commodity Credit Corporation to APHIS to directly support emergency response efforts domestically and internationally. This funding will …
Temperature Inversion: Not a Friend of Pesticide Applicators
By Wael Elwakil Editor’s note: This article grants one continuing education unit (CEU) in the Core category toward the renewal of a Florida Department of Agriculture and Consumer Services restricted-use pesticide license when the accompanying test is submitted and approved. Temperature inversion is a weather phenomenon that alters the natural air movement in the lower layer of the atmosphere (troposphere). …
Brazilian Orange Juice and Trade
Orange juice processing and trade are among topics addressed in a recent U.S. Department of Agriculture (USDA FAS) report on Brazilian citrus. Approximately 80% of Brazilian orange production is used for juice processing, and 20% goes to the market as fresh fruit, USDA FAS reported. Orange juice production is concentrated in the state of São Paulo, followed by Minas Gerais. …
USDA Funds Citrus Projects
The U.S. Department of Agriculture (USDA) announced an investment of more than $70 million in the Plant Protection Act program. This includes funding of 357 projects in fiscal year 2025. The work will strengthen the country’s defenses against plant pests and diseases, safeguard the U.S. nursery system, and enhance pest detection and mitigation efforts. Part of the funding is going …
Texas Mexfly Quarantine Areas Altered
The U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA/APHIS) and the Texas Department of Agriculture (TDA) made changes to two Mexican fruit fly (Mexfly) quarantine areas in Texas on Dec. 6. They reduced the Brownsville Mexfly quarantine area in Cameron County and the Harlingen-Sebastian Mexfly quarantine area in Cameron, Hidalgo and Willacy counties. However, on Dec. 20, …
Protect Trees Post-Freeze With Fungicide
Growers in the cold-hardy citrus region should consider fungicide application following snow last week and multiple days of running irrigation for freeze irrigation. That advice comes from Lindy Savelle, executive director of the Georgia Citrus Association, on the heels of historic snowfall recorded across the Southeast. “I’ve heard some people having up to 10 inches of snow where we grow …
Sweet Orange Scab Quarantined Area Expanded
Effective immediately, the U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS), in cooperation with the California Department of Food and Agriculture (CDFA), is expanding the sweet orange scab quarantine in the Santa Ana area of Orange County in California. APHIS is expanding this quarantined area by 32 square miles because of a sweet orange scab detection in …
Florida Student Honored for Citrus AI App
The Citrus AI app created by Rohan Dash, an 11th-grade student at Pine View School in Sarasota County, earned first place in the 2024 Congressional App Challenge for the 17th Congressional District of Florida. The app is designed to support Florida’s citrus industry by analyzing crop health, predicting threats and optimizing resource usage. “Rohan Dash’s Citrus AI app stands out …
Snow and Sub-Freezing Temperatures Hit Cold-Hardy Citrus
Citrus in the cold-hardy region of South Georgia, South Alabama and North Florida encountered below-freezing temperatures and historic snowfall all week. Growers are now taking stock of their groves, surveying damage and preparing for what to do next, which includes managing phytophthora. “Most all of the crop was in, so there was very little exposure there. There’s a little bit …
Indian River State College Students Help Decode Asian Citrus Psyllid Genome
A groundbreaking research collaboration led, in part, by Indian River State College Professor Tom D’Elia, has resulted in the successful annotation of the Asian citrus psyllid genome. This marks a significant advancement in the fight against citrus greening disease. The research, published in GigaScience, represents an achievement in both scientific discovery and undergraduate education, featuring 28 Indian River State College …
Oxytetracycline Efficacy Impacted by Exposure to Field Conditions
By Lauren Fessler Mathews, Sanju Kunwar, Ana Redondo and Ozgur Batuman Based on numerous research studies conducted by scientists at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), it has been proven that injections of oxytetracycline (OTC) can help to alleviate symptoms caused by huanglongbing (HLB) disease. This treatment is now widely practiced and crucial for preventing …
CITRUS NURSERY SOURCE: Citrus Researchers Coming Together
By Peter Chaires Florida’s citrus industry is well supported by two phenomenal research institutions: University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) and U.S. Department of Agriculture-Agricultural Research Service (USDA-ARS). UF/IFAS provides research and Extension support from its main campus in Gainesville, as well as from its research and education centers and county Extension offices across the state. …
Brazilian Orange Prices Set Record Highs
Orange prices in Brazil set record highs in 2024, the Center for Advanced Studies in Applied Economics (CEPEA) in Brazil reported. According to CEPEA, the value of a 90-pound box was above BRL 100 ($16.63 U.S.) in the fresh market. The record price is explained by firm demand from the industry, which faced low orange juice (OJ) stocks and limited …