“There is no program anywhere in the country better than IFAS (University of Florida Institute of Food and Agricultural Sciences) in conducting both applied and basic research.” That declaration is made by Scott Angle, director of the U.S. Department of Agriculture National Institute of Food and Agriculture, in the latest episode of the All in for Citrus podcast. Angle became …
CRDF to Retain Steve Futch
Multi-county citrus Extension agent Steve Futch is set to retire from the University of Florida on June 30. He will become a contract scientist with the Citrus Research and Development Foundation (CRDF) on July 1. CRDF Chief Operating Officer Rick Dantzler announced the decision to retain Futch at a CRDF meeting in May. Dantzler said Futch will “help us out …
Possible CRDF/UF Administrative Split Looms
The University of Florida (UF) indicated its intention to decertify the Citrus Research and Development Foundation (CRDF) as a UF Direct Support Organization (DSO) in September. CRDF President Larry Black and Chief Operating Officer Rick Dantzler spoke about the potential split during CRDF’s Executive Committee meeting on June 6. Black and Dantzler reported on their attendance at a UF Board …
Rogers Discusses Media Reports on Bactericides
Michael Rogers, Citrus Research and Education Center director, focuses on recent media coverage about the use of antibiotics, or bactericides, in Florida citrus. Most of the coverage in the mainstream media has been negative. His discussion is part of the current episode of the All In For Citrus podcast, a partnership of the University of Florida Institute of Food and …
Fast Track Has Winners and Losers
At a recent meeting to discuss the release of the Marathon mandarin in the Fast Track citrus evaluation program, the program manager said Fast Track selections have had varying fortunes. “The purpose of this program is to take things that look promising and then get them out into the hands of nurseries and growers as fast as possible,” says Peter …
Fruit Markets: Then and Now
By Marcos Fava Neves In the last three decades, world fruit production went from 338 to 865 million tons. CHANGES IN THE CITRUS SECTORCitrus represents 17 percent of fruit production but is growing at a slower rate (140 percent) than the 155 percent growth rate seen in the total category of all fruits. Within the citrus sector, oranges represented 67 …
Giving Back to Orie Lee
The late Orie Lee was renowned for his long and generous cooperation with University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) scientists conducting citrus research on his property. One of those researchers, plant breeder Jude Grosser, says the industry is now giving a little back to the Lee family. Grosser discusses 12 federally funded trials in which rootstocks …
Psyllid Control and Endemic HLB
In the early days of HLB in Florida, virtually all researchers and growers agreed that nothing was more important than controlling HLB-spreading Asian citrus psyllids. But once HLB had spread to every grove (become endemic), many growers began questioning whether continued psyllid control was necessary. University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) entomologist Lukasz Stelinski tackled that …
Advice on Picking Rootstocks
Growers who attended a recent Citrus Research and Development Foundation (CRDF) rootstock field day in Highlands County should look at similar CRDF trials when deciding what rootstocks to plant. That’s the opinion of Jim Graham, a CRDF project consultant who spoke at the event last month. The same six rootstocks with Valencia scions that are in field trials in Highlands …
Redefining Orange Juice?
Some Florida citrus processors, scientists, grower representatives and others recently started discussions about the feasibility of changing the legal standard of identity for orange juice (OJ). Under current U.S. Food and Drug Administration standards of identify for OJ, only sweet orange can be used in OJ products without limitation. Only 10 percent of juice from mandarins or citrus hybrids can …
Tree Infected with HLB Found in Riverside, California
The California Department of Food and Agriculture (CDFA) stated last week that a second tree has tested positive for HLB disease, also known as citrus greening, in Riverside County. Due to being in a previously identified detection area, the tree had been tested several times previously but had not shown indications of the disease. The CDFA is in the process …
Technology: Look Before Leaping
New technology can get growers excited about its potential benefits, says John Schueller, a University of Florida engineer and professor. “But before we go out and do something really big, we need to look at various aspects (of the technology),” he says. He suggests five questions growers should consider before going all in. “One is, what are the effects of …
Working Toward Better Orange Juice in the HLB World
By Jude Grosser, Fred Gmitter, Yu Wang and Bill Castle It’s no secret that huanglongbing (HLB) has challenged the industry to maintain the outstanding quality associated with Florida orange juice. Moreover, increased prices and competition from new juice products and blends have reduced Florida orange juice consumption. We believe that improving the quality, especially flavor and color, of juice products …
Psyllid Management for HLB
University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) entomologist Lauren Diepenbrock reports on Asian citrus psyllid (ACP) management studies being conducted around the world. Her report covers presentations made at the International Citrus Research Conference on HLB in March. She summarized the international scientists’ observations at the Florida Citrus Growers’ Institute in Avon Park last month. She shares …
Brazil’s Orange Forecast Announced for 2019–2020
The 2019–2020 orange crop forecast for Brazil, published on May 10 by Fundecitrus in cooperation with Markestrat, FEA-RP/USP and FCAV/Unesp, is 388.89 million boxes. Box weight is 90 pounds. The forecast region includes São Paulo and the west-southwest Minas Gerais Citrus Belt. The total orange production by variety is forecast as follows:• 76.97 million boxes of Hamlin, Westin and Rubi …
Grower Optimism Tempered by Pricing
Central Florida citrus grower Jerry Mixon of KLM Farms recently expressed optimism that is tempered by current orange prices. “I am optimistic, and it seems like the industry does have that same feeling,” Mixon says. “Yields are up. I have heard a little bit that (pound) solids are up a little bit, particularly Valencia crops … Trees look better.” Mixon …
HLB: Horticultural Practices
Scientists from numerous countries attending the International Citrus Research Conference on HLB in March reported on studies of horticultural practices that might help growers cope with the disease. Tripti Vashisth, a horticulturist with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), summarized their observations at the recent Florida Citrus Growers’ Institute. She shares those observations in the …
Rootstock Solutions for HLB
University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus breeders are working on both short-term and long-term rootstock solutions for HLB, Fred Gmitter said earlier this year. Gmitter and fellow UF/IFAS citrus breeder Jude Grosser have already identified numerous rootstocks that seem to offer tolerance to the disease. Tolerance would help growers in the short term. Gmitter says …
May 4 Is National OJ Day
Ray Royce of the Highlands County Citrus Growers Association reminds citrus industry members that this Saturday, May 4 is National OJ Day. “You are encouraged to think about how, even in a very small way, you can help assist in reminding your friends, neighbors and business associates that Americans have long had a love affair with orange juice,” says Royce. …
Kaolin Impact on Psyllids and HLB
Researchers found use of kaolin particle film on trees reduced populations of HLB-spreading psyllids and delayed HLB infection. University of Florida Institute of Food and Agricultural Sciences researcher Christopher Vincent and graduate student Juanpablo Salvatierra Miranda report on their findings. Vincent says both white kaolin and red kaolin applications “had very low psyllid numbers” compared to a foliar insecticide treatment …





























