Pest Update: Lebbeck Mealybug

Ernie NeffPests

University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) entomologist Lauren Diepenbrock provided an update on the lebbeck mealybug pest at a recent Highlands County citrus growers’ meeting. The mealybug, first found in Highlands groves in June, feeds on and damages citrus, leading to fruit drop and crop loss. Diepenbrock reports that surveys conducted by the Florida Department of …

A Growth-Enhancing Pest Management Option

Tacy CalliesHLB Management, Research

By Christopher Vincent Particle films can both increase tree growth and reduce Asian citrus psyllid populations. University of Florida (UF) research has found particle films delay infection with the CLas bacterium, which causes HLB. They also enhance growth rates and yield. Particle films do have limitations to efficacy, including being washed off in frequent or heavy rains. Overall, particle films …

Economics of CUPS and IPCs

Ernie NeffCUPS, Economics, HLB Management

At Citrus Expo, economist Ariel Singerman discussed the economics of producing citrus under protective screen (CUPS) and covering young trees with individual protective covers (IPCs). The primary purpose of both strategies is to exclude HLB-spreading Asian citrus psyllids. Singerman is with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS). Singerman calculated that a CUPS grower who insures …

brazilian

Observations on the 2019 Brazilian Citrus Industry

Daniel CooperBrazil

By Thomas Stopyra, Certified Crop Advisor Note: The following report is based on data gathered from a variety of sources and reflects the personal opinion of the author. It should not be used as a basis for buying, selling or speculating futures or any other business decisions regarding agricultural enterprises or commodities. The recent estimate published by Fundecitrus for the …

nutrition

Nutrition Kits to Help Citrus Growers

Daniel CooperIndustry News Release, Nutrition

Florida’s citrus growers can soon get additional help in managing citrus greening through the newly developed University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Nutrition Program. The basis for the program is to improve the overall health and productivity of citrus groves affected by citrus greening disease by refining production practices; in particular, adjusting fertilization programs. Growers …

Sneak Peek: October 2019 Citrus Industry Magazine

Tacy CalliesCitrus, Sneak Peek

The October issue of Citrus Industry magazine features two tools growers can use against Asian citrus psyllids (ACP). There’s still no silver bullet for HLB, the disease ACP carries to citrus trees. However, particle films and individual protective covers (IPCs) are showing positive results in slowing down ACP and HLB disease infection. University of Florida (UF) citrus physiologist Christopher Vincent …

fresh

The Good That Orange Juice Does

Ernie NeffOrange Juice

The health benefits of orange juice, and how the Florida Department of Citrus (FDOC) promotes them to consumers, were discussed by FDOC Scientific Research Director Rosa Walsh at Citrus Expo. Walsh summarizes key parts of her presentation in an interview with Tacy Callies, Citrus Industry magazine editor. Walsh says orange juice contains hesperidin, which “has antioxidant-like properties.” She says hesperidin …

rootstock

Rootstock Work Discussed

Ernie NeffRootstocks

University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) plant physiologist Ute Albrecht discusses her research on citrus rootstocks. Albrecht points out that sour orange was the dominant rootstock in Florida several decades ago, until trees on the rootstock succumbed to citrus tristeza virus. “Now we have many other rootstocks that are beneficial for different reasons,” she says. Those …

Citrus Research Facility Opening Set

Len WilcoxCalifornia Corner, Research

Sept. 26 will be the official opening day for a new bio-safety citrus research facility at the University of California, Riverside (UCR). A ribbon-cutting ceremony and other activities are scheduled to highlight the day. Members of the California Citrus Research Foundation, California Citrus Mutual (CCM) and the Citrus Research Board will be in attendance. The facility was funded by California …

Sugar Belle® Shows Potential in Orange Juice Processing

Tacy CalliesResearch

By Yu Wang, Charles Sims, Zhifeng Gao, Lisa House, Frederick Gmitter and Jude Grosser The citrus industry has faced significant declines in both production and consumption during the huanglongbing (HLB) era. For example, Florida orange production has dropped about 70 percent over the last two decades. In the absence of effective interventions, the spread of HLB will continue to reduce the …

Research on Shade Benefits and Growing Better Bingo

Ernie NeffCitrus, Research

Money provided by the Florida Legislature allows research into the positive impact of shade on trees, Bingo tree dieback and additional areas not funded by other sources. “The University of Florida (UF) each year gets legislative appropriations from the state, and these are Citrus Initiative legislative funds,” says Michael Rogers, director of the Citrus Research and Education Center (CREC). The …

Futuristic Control of Psyllids

Ernie NeffPsyllids

Two University of Florida Institute of Food and Agricultural Sciences faculty discussed research that might offer future weapons in the fight against HLB-spreading Asian citrus psyllids (ACP). Both scientists made presentations at the recent Citrus Expo. Bt toxins, which come from a bacterium, have been used to control pests in corn and cotton, said Bryony Bonning. “They don’t work terribly …

citrus production

Dumping of Brazilian and Mexican Juice Causes Southern Gardens to Cease Processing Citrus

Tacy CalliesProcessing

A flood of foreign imported orange juice was the deciding factor. Southern Gardens Citrus Processing Corporation announced today that it will no longer process fruit at its facility in Hendry County, Florida.  Beginning with the 2019-20 season, Southern Gardens will have its fruit processed at another facility and bring that juice back to its facility in Hendry County for storage …

Citrus Expo Presentations Now Available

Tacy CalliesCitrus Expo

The 28th annual Citrus Expo saw great success as growers piled into the Lee Civic Center on Aug. 14–15 in North Fort Myers, Florida. Growers experienced a dynamic trade show and a new hands-on session. The seminar program, titled “Growing Stronger,” featured presentations on the latest research from the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS). Many …

weather

Agent Reports on Crop Conditions and Planting

Ernie Neffcrop, planting

After announcing at the August meeting of the Citrus Research and Development Foundation that the 2019–20 Florida Citrus Production Guide is now available, multi-county citrus Extension agent Chris Oswalt talked about tree and crop conditions. He summarizes his presentation in an interview. “After all the rainfall we’ve had, and we’ve had quite a bit of good rainfall this past month …

craft

CRAFT Application Period Opening Soon

Daniel CooperIndustry News Release

The Citrus Research and Field Trial Foundation Inc. (CRAFT Foundation) board of directors, technical working group (TWG), staff and a legion of volunteers have been working at top speed throughout the summer finalizing the formation, organization and funding of the CRAFT program. The first priority for the CRAFT Foundation staff and board of directors has been securing all available funding …

nutrition

CRDF and UF Resolve Differences

Ernie NeffCRDF

At the Citrus Research and Development Foundation’s (CRDF) Aug. 27 board of directors meeting, Chief Operating Officer Rick Dantzler provided information about a resolution of differences between CRDF and the University of Florida (UF). Since its formation in 2009, CRDF has operated as a direct support organization of UF. This spring, UF reportedly indicated that CRDF would have to spend …

hurricane

Indian River Expects Minor Hurricane Damage

Ernie Neffhurricane

Florida’s Indian River area lies on the Atlantic Ocean and was the nearest Florida citrus region to Hurricane Dorian late Tuesday morning. Doug Bournique, Indian River Citrus League executive vice president, was optimistic that the region would escape major damage. “It looks like it’s going to track about 80 to 100 miles off the coastline, which is wonderful for our …

Sneak Peek: September 2019 Citrus Industry Magazine

Tacy CalliesSneak Peek

The September issue of Citrus Industry features highlights from this year’s record-setting Citrus Expo. Inside you’ll find: An overview and photos from the trade show and educational programs A report in the Pulpwash column on the general session, which included speakers who addressed three hot topics in Florida ag: hemp, water and labor Research updates from the citrus seminar program, …