A recently published Chinese study found that long-term substitution of chemical fertilizers with organic fertilizers can improve the quality of citrus fruits. The authors found that 50% organic nitrogen substitution is the appropriate proportion for promotion in Newhall navel orange production. The study is titled “Organic fertilizer substitution synergistically improves the fruit-soil-bacteria system in Newhall navel orange under long-term management.” …
Highlights From California Ag’s Trip to Brazil
A recent Citrus Industry article reported on Brazil’s Fundecitrus hosting a delegation of agriculture leaders from California. The California Department of Food and Agriculture (CDFA) also reported on the trip, which included other venues in addition to Fundecitrus. Highlights from the CDFA report follow. During the trip to Brazil, the California delegation visited farms, packinghouses, research facilities and business incubators …
Syngenta Seeks Summer 2026 Citrus Interns
Syngenta Crop Protection is recruiting citrus interns in Florida for summer 2026. Paid interns will gain hands-on experience in the agriculture industry. Each intern will be assigned to a mentor and a territory for a summer project and be provided a vehicle for work use. Interns will gain experience in territory management along with pest and disease identification. The internships …
Budding Arrival in Brazil Raises Citrus Greening Concern
According to Fundecitrus, the arrival of budding in orange groves marks a critical period for Brazilian citrus growers. The budding process intensifies with the onset of rain, requiring more rigorous control of the psyllid that feeds on buds and transmits the bacteria that causes citrus greening. The budding period, which runs from July to October in Brazil, accounts for between …
Alico Posts Results After Last Major Citrus Harvest
Alico, Inc. on Aug. 12 announced its financial results for the third quarter ended June 30, following completion of its last major citrus harvest. John Kiernan, Alico president and chief executive officer, said the harvest marks “a significant milestone in our strategic transformation to become a diversified land company. This harvest concludes the majority of our capital-intensive citrus production operations, …
Strong Growth for Global OJ Market Projected
The global orange juice (OJ) market is anticipated to expand from $3.5 billion in 2024 to $5.8 billion by 2034, according to a Global Insight Services report. According to the report, global OJ volume, estimated at 1.7 million metric tons in 2024, is forecast to reach 2.1 million metric tons by 2028. The OJ market is witnessing dynamic growth, primarily …
Mexfly Quarantines Reduced in Texas
Federal and Texas officials have amended the Brownsville Mexican fruit fly (Mexfly) quarantine in Cameron County and the Edinburg-Palmview-Donna Mexfly quarantine in Hidalgo County. In addition, they removed the Sebastian Mexfly quarantine in Willacy County and the Roma Mexfly quarantine in Starr County. The actions taken by the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) and …
Reducing Fruit Drop in HLB Citrus
By Tripti Vashisth Fruit drop has become one of the biggest challenges for Florida citrus growers, especially in groves hit hard by HLB. On top of the disease, recent hurricanes like Ian and Milton have made the problem worse, causing fruit to drop not just during the storm but often weeks later. Other stresses — such as drought, flooding or …
Summer Update Informs Growers on Impactful Issues
The annual Citrus Grower’s Summer Update meeting on Aug. 14 in Valdosta, Georgia, provided cold-hardy growers with updates on several factors impacting the industry. Information on topics ranging from snails to phytophthora to Asian citrus psyllid trapping were presented to growers who are on the cusp of harvesting another season’s crop. Jake Price, University of Georgia (UGA) area citrus agent …
Gene-Edited Citrus Comes Closer to Commercial Realization
In 2012, Jennifer Doudna, Emmanuelle Charpentier and their research team published a paper in the journal Science describing the CRISPR-Cas9 system as a precise gene-editing tool. It was considered a major scientific breakthrough with huge possibilities in human medicine and in agriculture. Doudna and Charpentier were awarded the Noble Peace Prize in chemistry in 2020 for their pioneering work with …
Medfly Eradicated From California
A Mediterranean fruit fly (Medfly) infestation centered in and around the city of Fremont, California, has been eradicated. The eradication ends a 213-square-mile quarantine that began Sept. 6, 2024. The California Department of Food and Agriculture (CDFA), the U.S. Department of Agriculture (USDA) and the Alameda County agricultural commissioner’s office accomplished the eradication. CDFA used the release of sterile male …
Insect Pests To Watch for in Georgia
Georgia citrus growers are a couple of months away from harvest season. If producers are going to maximize this year’s crop, they need to protect it from insect pests. Apurba Barman, University of Georgia assistant professor of entomology at the Tifton Campus, discussed insect pests during the Southeast Citrus Update in Lyons, Georgia on July 24. He focused on a …
CUPS: Sweet Spot, AI Tool and Spraying
Researcher Arnold Schumann recently discussed much about citrus under protective screen (CUPS), including the ‘sweet spot’ size for a structure, an artificial intelligence (AI) tool for gathering information, and pest spraying tips. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) professor has learned much from a CUPS facility he initiated in 2014 and from commercial CUPS growers. …
Farm Bureau Offers ‘Make America Healthy Again’ Recommendations
The American Farm Bureau Federation (AFBF) on Aug. 1 sent a series of recommendations to the Make America Healthy Again (MAHA) Commission. AFBF stated that the recommendations “will benefit health outcomes and ensure farmers can continue growing safe, healthy and affordable food for America’s families.” “Farmers and ranchers share the goal of advancing health in America,” said Farm Bureau President …
Fundecitrus Hosts California Delegation
Brazil’s Fundecitrus recently hosted a delegation of approximately 20 agricultural leaders from California. Karen Ross, secretary of the California Department of Food and Agriculture, led the delegation. The group visited Brazil to learn more about Fundecitrus’ research, education, training and sustainability initiatives focused on citrus farming. The Californians participated in technical discussions with researchers and took a tour of Fundecitrus’ …
NOAA Updates Hurricane Season Outlook
Forecasters with the National Oceanic and Atmospheric Administration (NOAA) continue to forecast an above-normal Atlantic hurricane season. On Aug. 7, they updated the number of expected named storms to 13 to 18 (with winds of 39 mph or greater). Of those storms, five to nine could become hurricanes (winds of 74 mph or greater), including two to five major hurricanes …
Preventing Citrus Greening Establishment in Georgia Groves
Citrus greening disease has yet to find its footing in Georgia. But that doesn’t mean it can’t or won’t eventually. Mary Sutton, University of Georgia assistant professor and citrus Extension specialist, discussed the ramifications of citrus greening during the recent Southeast Citrus Update in Lyons, Georgia. “If we get greening established here, we’ll start seeing lower and lower production on …
Florida Has a New Citrus Extension Agent
Edwin Gutierrez is the new University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus Extension agent for Florida’s Manatee, DeSoto and Hardee counties. “The citrus industry in Manatee, Hardee and DeSoto counties faces significant challenges,” said Gutierrez, who was raised in a farming family in Colombia. “Despite these challenges, I remain optimistic about the resilience of local growers …
UF/IFAS To Share the Latest Research at the Citrus & Specialty Crop Expo
By Jamie D. Burrow and Tripti Vashisth There are many aspects to research from start to finish, but it’s the time in between that can be most intriguing and exciting. Each year, the UF/IFAS Citrus Team brings the latest research to the Citrus & Specialty Crop Expo. The Aug. 20–21 trade show at the Florida State Fairgrounds will be your …
Protect Farmworkers From Extreme Summer Heat
The University of Georgia College of Agricultural & Environmental Sciences (UGA/CAES) Cooperative Extension recently published an article to help protect farmworkers from extreme summer heat. UGA CAES Extension specialists Pam Knox, Rolando Orellana and Anna Scheyett contributed information to the article by UGA CAES writer Emily Cabrera. A shortened, edited version of the article follows: With heat index values reaching …