By Mongi Zekri 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. The fate processes for pesticides fall into three major types: adsorption, transfer and degradation. PESTICIDE ADSORPTION The adsorption process binds …
PIECES OF THE PAST: Table Talk
By Brenda Eubanks Burnette Florida Citrus Mutual was organized in 1948 to help stabilize citrus prices. The organization eventually expanded its focus to address the need for a strong unified voice for the Florida citrus industry on issues debated at the local, state and federal level. However, to get that unified voice from the board members was often a challenge, …
Top Pruning Evaluated as HLB Strategy
A Brazilian study evaluated the effects of top pruning on orange trees located on the edges of an orchard as part of an HLB management strategy. The pruning was an attempt to attract the HLB-spreading psyllid from external areas to the orchard edges and control it, reducing its dispersion into the orchard. Fundecitrus and Embrapa Cassava and Fruits conducted the …
New BMP Cost-Share Application Launched
The Florida Department of Agriculture and Consumer Services Office of Agricultural Water Policy (FDACS OAWP) recently announced updates to the Best Management Practices (BMP) Cost Share Program. A new application portal is now open. Applications can be submitted directly via smartphone or computer. Learn more about the BMP Program, including how to request project funding, here. There are now clearer …
Brazilians Visit Indian River to Learn About HLB Management
Several citrus growers, consultants and others from São Paulo, Brazil, recently toured Florida’s Indian River citrus region to examine the management of HLB. Flavia Zambon, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor of horticultural production at the Indian River Research and Education Center (IRREC), hosted the group. “In the traditional production region known as the …
Hurricane Damages Georgia Citrus Research Plot
Jake Price with University of Georgia (UGA) Cooperative Extension recently described Hurricane Helene damage to the UGA citrus research plot. His observations, slightly edited, are as follows: When I had a chance to look at our citrus research plot, I expected the worst. But to my surprise, all of the trees were still standing. There was limb breakage due to …
A Simpler, Safer and More Effective Way to Fight HLB
Many Florida citrus growers view new trunk-injection therapies as a lifeline to help them stay viable in the ongoing battle against HLB. After two seasons of trunk-injection applications of oxytetracycline (OTC), growers are evaluating the impacts on tree health, production and quality. Heading into next season’s treatment cycle, now is the time to consider product options. Factoring into this decision …
Immediate Response Required When Managing HLB
The first chore for growers in the cold-hardy citrus region when managing citrus greening is scouting for the disease and its vector, the Asian citrus psyllid. The next step is prompt removal of any trees infected with the disease, says Jonathan Oliver, University of Georgia (UGA) assistant professor and small fruits pathologist. “At this point, we think greening is still …
The Real Reason Behind Citrus Decline
Sponsored Content In this special series, Tom Johnson, owner of TJ BioTech, answers questions related to trunk-injection applications to treat HLB. Q: What is the biggest problem for Florida’s citrus growers to overcome? Tom Johnson: In the general news media, you can read all manner of uninformed reasons as to why citrus production has declined so dramatically in the past …
Milton Ag Losses May Be as High as $2.5 Billion
Preliminary crop and infrastructure losses from Hurricane Milton are estimated between $1.5 billion and $2.5 billion. The Florida Department of Agriculture and Consumer Services (FDACS) reported the preliminary estimate a week after Milton made landfall on Oct. 9 near Siesta Key in Sarasota County as a Category 3 hurricane. The information in the FDACS document, Preliminary Estimates of Damage to …
The Florida Citrus Perfect Storm: Disease, Weather and Market Swings
By Ariel Singerman Orange yield in Florida has decreased by more than 80% since HLB was first found in the state in 2005. It is hard to find another example in recent history of an industry as iconic as Florida citrus that has declined so significantly as a consequence of a plant disease. As a comparison, at the global level, …
Alico on Hurricane Milton Damage
Initial assessments indicate that Alico, Inc. sustained minimal tree damage and some fruit drop from Hurricane Milton. The company stated that its approximately 48,000 acres of citrus groves in Charlotte, Collier, DeSoto, Hardee, Hendry, Highlands and Polk counties, Florida, sustained hurricane or tropical storm force winds for varying durations of time. Initial observations include measurable drop of fruit from trees …
Update on Orange Juice Processing in São Paulo
Orange juice processing for the 2024–25 season was moving at a good pace in Brazil’s São Paulo state at the end of September, the Center for Advanced Studies on Applied Economics (CEPEA) at the University of São Paulo reported. The Pera orange has been the most processed variety so far, but the harvesting and processing pace of late fruit such …
Hurricane Milton: Assessing and Reporting Losses and Damages
The University of Florida Institute of Food And Agricultural Sciences (UF/IFAS) Economic Impact Analysis Program is deploying a survey to assess the agricultural impacts of Hurricane Milton. Once it is safe to do so and immediate needs are met, Florida’s agricultural producers are encouraged to complete the following steps related to assessing and reporting agricultural losses and damages: This UF/IFAS survey is …
Pest Risk Assessment of Importing Citrus from Botswana
The U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA/APHIS) has drafted a pest risk assessment (PRA) that describes potential pests associated with importing fresh commercially produced citrus fruits from Botswana into the United States. The PRA evaluates pest risk presented by lemon, grapefruit, mandarin and sweet orange from Botswana for consumption. The entry of these citrus fruits …
CITRUS NURSERY SOURCE: Tree Propagations Provide Insight on Plantings
By Peter Chaires The summer of 2024 has been one of suspense, hope and anticipation. There is great suspense in learning how many acres will remain in citrus production, be repurposed or worse yet, be developed. There is a great sense of hope that Mother Nature will provide ideal growing conditions for the crop, and natural disaster recovery will not …
Marketing Plan Essential for Growers
Crop production is only half the battle for citrus growers in the cold-hardy citrus region of North Florida, South Georgia and South Alabama. The other half is knowing where that crop is headed once it is harvested. Bill Barber, Ag Services LLC and Certified Crop Adviser, stressed to growers during a recent citrus meeting that they should have a marketing …
HLB-Tolerant Scion Breeding Update
U.S. Department of Agriculture-Agricultural Research Service (USDA-ARS) geneticist Matt Mattia with the U.S. Horticultural Research Laboratory in Fort Pierce, Florida, recently provided a scion breeding update on HLB-tolerant citrus. A slightly edited version follows: Significant strides are being made in the development and evaluation of new citrus varieties, with many now nearing commercial release. These varieties are not only promising …
The Good, the Bad and the Ugly: Optimizing OTC Injections
By Ute Albrecht, Caroline Tardivo, Larissa Nunes, Gabriel Pugina, Gerardo Moreno and Jasmine de Freitas As growers are well into the second year of oxytetracycline (OTC) injections since approval for commercial use, more and more data are accumulating. The good news is that in all University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) trials, trees have been responding …
SCFBA Calls for Action on Farm Bill
The Specialty Crop Farm Bill Alliance (SCFBA) has issued the following statement in response to an Oct. 2 letter from the chairs [Representatives Jim Costa (D-Calif.), David Rouzer (R-N.C.), Elissa Slotkin (D-Mich.) and David G. Valadao (R-Calif.)] of the Congressional Specialty Crop Caucus to leaders of the U.S. House and Senate: “The status quo for U.S. specialty crop growers is …





























