University of Florida researcher Jude Grosser recently discussed a broad range of research aimed at mitigating the effects of HLB during an OJ Break in Sebring. Among topics he covered are the possibility of windbreaks that kill HLB-spreading Asian citrus psyllids, and progress on trees that are HLB resistant or tolerant. Regarding psyllid-killing windbreaks, he says, “We do have a …
Will You Be Ready for Postbloom Fruit Drop?
By Megan M. Dewdney Again in 2016, postbloom fruit drop (PFD) caused widespread problems in Florida groves. There were multiple factors that contributed to the outbreak in 2016. The primary factor was likely the extended bloom that many saw because of a combination of tree stress caused by huanglongbing (HLB) and the very warm winter. Bloom in some groves was …
Pathologist to Tackle HLB and Other Diseases
Ozgur Batuman, a new citrus plant pathologist at the Southwest Florida Research and Education Center, discusses the diseases he’ll work on. “I am planning to of course tackle some of the more pressing issues that citrus growers are facing these days, one of them being huanglongbing (HLB), and confronting its vector, Asian citrus psyllid,” he says. He will also research …
‘It’s Not a Pretty Picture,’ Industry Leader Tells State Senators
On February 21, leaders of three key Florida citrus organizations acquainted the Florida Senate’s Agriculture Committee with the issues facing the citrus industry. They summarize their presentations: “It’s not a pretty picture,” says Florida Citrus Mutual CEO Mike Sparks. He describes the huge production losses and increased costs that HLB disease has created. “Right now our whole future revolves around …
Sneak Peek: March 2017 Citrus Industry Magazine
The March issue of Citrus Industry magazine will help growers find funding sources for improvements to best management practices (BMPs). It also describes the impact the water bill is having on implementation of BMPs. Growers will want to read University of Florida professor Kelly Morgan’s article that details future changes to BMPs that are coming. Ground cover management can improve …
Soil Microbiologist Discusses Work
Sarah Strauss became a University of Florida soil microbiologist at the Southwest Florida Research and Education Center at Immokalee in late May 2016. She discusses the ways she hopes to help citrus growers. “There’s a lot of exciting things in soil microbiology,” Strauss says. “There’s a lot of new technology that we didn’t have just five years ago. And so …
Micronutrients for Root Health and HLB
University of Florida researcher Jude Grosser, best known for his work on citrus breeding, has become a champion of micronutrients to improve root health and battle HLB. At a recent Highlands County OJ Break, he discussed the use of micronutrients, including why he got involved. “I guess just like any farmer, you don’t like watching your plants get sick and …
Continuing a Legacy of Leadership
By Tacy Callies Callie Walker comes from a long line of Florida farmers. In 1875, her family set up homestead in Alva. Her father, uncles, grandfather and great-grandfather have been involved in a diversity of agricultural fields including citrus, cattle, sugar cane, vegetables and row crops. “My dad and his three brothers still run the family operation — citrus and …
Brazilian Discusses Postbloom Fruit Drop
Geraldo Silva, a scientist with Fundecitrus in Brazil, shared thoughts about postbloom fruit drop (PFD) and its control at a recent seminar in Arcadia. Silva says Brazilians assume that the PFD inoculum is present in groves at all times, because consecutive days of rain can bring on a PFD outbreak 10 years after a previous outbreak. “We can have a …
Kakkar Joins UF/IFAS Extension as Invasive Insect Specialist
by Robin Koestoyo, UF/IFAS koestoyo@ufl.edu Garima Kakkar is joining the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) to help the state fight invasive pests. Kakkar, an expert in invasive insects, is a multi-county Extension agent based in St. Lucie County. Kakkar has a diverse range of experience in managing pest insects, and will now serve growers in the …
Citrus Harvester Survey Reveals Changes in Labor Force
University of Florida researcher Gulcan Onel recently provided a first look at data she gathered from surveying 307 Florida citrus harvesters in 2016. She debuted her early research findings at the Florida Agricultural Policy Outlook Conference on February 9 at the Gulf Coast Research and Education Center. While she noted that the data is still being further analyzed, she shared …
New Indian River Researcher to Aid in HLB Fight
Rhuanito “Johnny” Ferrarezi, a new citrus horticulture scientist at the Indian River Research and Education Center near Fort Pierce, discusses his research plans. “I’m going to be focusing on irrigation, plant nutrition and cultural practices to improve our current practices and try to maximize plant survival under greening conditions,” he says. Most of his attention will be on Indian River …
Florida on Cusp of Potential PFD Season
The timing was perhaps impeccable for a seminar in Arcadia on February 8 that focused on postbloom fruit drop (PFD). Rain had fallen on Central Florida the night before, and some bloom is already on trees. That combination of rain and bloom has led to major PFD outbreaks in recent years. “There’s some bloom out there already,” says University of …
Non-Valencia Oranges Cut to 35.0 Million Boxes
Mark Hudson, USDA/NASS, Washington D.C. offered the February citrus crop forecast. The forecast of non-Valencia production is lowered 1.00 million boxes to 35.0 million boxes. Size and Drop components were final last month. The Row Count survey conducted January 26-27, 2017, showed 72 percent of the early-mid-season rows, and 83 percent of the Navel rows are harvested. Estimated utilization to …
Freeze Damage Symptoms and Recovery for Citrus
By Mongi Zekri, Chris Oswalt, Steve Futch and Laurie Hurner The extent of cold injury to citrus depends on a number of factors, and its expression may occur over an extended period of time. Factors responsible for freeze damage include minimum temperature, duration of freezing temperatures and stage of tree acclimation. Susceptibility of trees to freezing temperatures can also be …
Georgia Citrus Association Annual Meeting Set
The Georgia Citrus Association (GCA) will hold its annual meeting February 27 in Tifton, Georgia. The meeting will be conducted from 9 a.m. to 3 p.m. at the University of Georgia (UGA) Tifton Campus Conference Center. GCA Vice President Andy Jackson expects more than 100 to attend the meeting, including growers and exhibitors. Topics will include crop diversification, packing and …
Grapefruit Production Costs Drop; Profitability Is Elusive
A decrease in grapefruit production costs among Indian River growers allowed the average grower to approach the break-even point in the 2015-16 season, a University of Florida economist reports. Ariel Singerman made his report at the recent Florida Citrus Show in Fort Pierce. The report was based on a July 2016 survey of 70 growers representing a majority of grapefruit …
Disease, Harvest Labor, Environment Big Issues in Gulf
Gulf Citrus Growers Association (GCGA) Vice President Ron Mahan, who chaired a recent GCGA member lunch, discusses key issues facing the association. Mahan says the area’s number-one concern is disease pressure “and adjusting our management and growing practices to minimize disease impacts.” He notes that Florida is “going to be at one of our low points in production this year,” …
Letter to the Editor: The Future of the Florida Citrus Industry*
By Bill Castle University of Florida professor emeritus Paul Genho, a former manager of the Deseret Ranch in Osceola County, spoke about soils and food at a Florida land conference in 2015.** He noted that 90 percent of the world’s food production occurred on only four soil types: Mollisols, Alfisols, Ultisols and Oxisols. A goodly proportion of those soil types …
UF/IFAS Extension Faculty Win Seed Money Through New Shark Tank-Style Program
By: Samantha Grenrock, grenrosa@ufl.edu Facial recognition software is no longer a thing of the future. But what if similar technologies could one day help farmers identify pests in the field? Steve Futch, multi-county citrus agent with the University of Florida Institute of Food and Agricultural Sciences Extension (UF/IFAS), thinks it’s possible. And thanks to the new UF/IFAS Extension Entrepreneurship Program, …