IRREC Student and Researcher Honored

Ernie NeffAwards

A University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) doctoral student and the researcher who oversees his work have received awards from the American Society for Horticultural Science (ASHS). Student Lukas Hallman won the first Graduate Student Scholars Award. Researcher Lorenzo Rossi received the Professional Early Career Award. Both are at the UF/IFAS Indian River Research and Education …

Flavonoids May Reduce Cognitive Decline

Ernie NeffResearch

A new study shows that people who eat a diet that includes at least half a serving per day of foods high in flavonoids — like oranges, strawberries, peppers and apples — may have a 20% lower risk of cognitive decline. The research is published in the July 28, 2021, online issue of Neurology®, the medical journal of the American …

Behind Florida’s Production Decline

Ernie NeffProduction

In addition to recently projecting that Florida orange and red grapefruit production will likely decline for the foreseeable future, economist Tom Spreen provided some of the reasons. OLDER, LESS PRODUCTIVE TREESSpreen, University of Florida Institute of Food and Agricultural Sciences professor emeritus, cited an older tree inventory and declining fruit per tree as contributors to projected yield declines. He said …

Glassy-Winged Sharpshooter Making a Comeback?

Tacy CalliesCalifornia Corner, Pests

The glassy-winged sharpshooter (GWSS) is a pest that made California headlines from the late 1980s until its suppression at the turn of the new century. Unfortunately, it made a fast comeback in 2020, probably due to unusually warm winter weather. A warm winter and spring caused populations in the southern San Joaquin Valley to surge. Kern County traps showed a …

Steger Forecast for 2021-22 Florida Orange Crop

Ernie NeffCrop Forecast

Private consultant Elizabeth Steger on Aug. 16 forecast Florida will produce 52 million boxes of oranges in the 2021-22 season — 1.5% less than the 52.8 million boxes produced in 2020-21. Steger projected 20.8 million boxes of early-midseason oranges; that’s less than the 22.7 million boxes produced last season. Her Valencia projection is 31.2 million boxes; that’s more than the …

Optimizing Macronutrients and Micronutrients

Tacy CalliesNutrition, Tip of the Week

By Davie Kadyampakeni Nutrients are needed for optimal tree growth, fruit yield and juice quality. Any nutrient deficiencies could result in low yields and decreased revenue. It is important to make sure citrus trees always receive adequate nutrient supplies. Nutrients are categorized into two groups: macronutrients and micronutrients. MACRONUTRIENTSMacronutrients are those nutrients needed in large quantities to influence yield, growth …

NOAA Maintains High Hurricane Projection

Ernie NeffForecast, hurricane

Conditions remain conducive for an above-average Atlantic hurricane season, the National Oceanographic and Atmospheric Administration (NOAA) reported in early August.   According to the latest NOAA outlook, the number of expected named storms (winds of 39 mph or greater) is 15 to 21, including seven to 10 hurricanes (winds of 74 mph or greater), of which three to five could …

Assessing Spatial Patterns of Individual Protective Covers

Tacy CalliesIPCs

By Fernando Alferez, Ozgur Batuman, Susmita Gaire, Ute Albrecht and Jawwad Qureshi In previous and ongoing research performed at the Southwest Florida Research and Education Center (SWFREC), we have demonstrated that individual protective covers (IPCs) are effective in keeping psyllids off newly planted citrus trees. Trees have been HLB-free for more than two years after planting, and the IPCs provide …

Grower: Young Trees Look ‘Outstanding’

Ernie NeffProduction

In the face of production declines, pest issues and other challenges, multi-county Florida citrus grower David Wheeler of Wheeler Farms found something positive to report. “One bright spot is the health of our young trees,” he said. “They look outstanding and have been on a good program with a rotation of insecticides.” Wheeler Farms’ more mature citrus trees aren’t doing …

dorian

Hurricane Risk Dips Slightly

Ernie NeffForecast, hurricane

Colorado State University (CSU) hurricane researchers on Aug. 5 slightly reduced the number of storms and hurricanes they expect in the 2021 Atlantic hurricane season. The researchers reduced the number of expected storms to 18, down from 20 in the July forecast. The number of expected storms is now the same as CSU projected in June. As for the expected …

Grower Input Wanted on ‘Greasy Green’ Disorder

Ernie NeffDiseases

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) is asking Florida fresh citrus growers and packers to complete a brief, anonymous survey about a disorder some call “greasy green.” The symptoms of the disorder are consistent with greasy spot, but a direct causal relationship has not been proven. The disorder may also be related to other possible …

Sparks Attacks Biden Tax Plan

Ernie NeffLetter to the Editor

Tax increases proposed by President Joe Biden “would devastate Florida’s citrus industry,” Florida Citrus Mutual CEO Mike Sparks wrote in a recent editorial. The editorial was in The Ledger, a newspaper in Lakeland, Florida. Biden’s proposal would impose a 43% tax on growers when they sell one area of land for another, Sparks stated. Most growers’ assets are in their …

orange

Florida Production Faces Further Decline

Ernie NeffForecast, Production

Florida orange and red grapefruit production, already at historically low levels, will likely decline for years, according to a leading citrus economist. Tom Spreen, University of Florida Institute of Food and Agricultural Sciences professor emeritus, calculated Florida crop output through the 2031-32 season based on various yield and tree replacement assumptions. Oranges and red grapefruit are Florida’s top-producing varieties.   …

Team Seeks Measures Against HLB

Ernie NeffHLB Management, Research

Codex DNA, Inc. has announced a collaboration with researchers from several organizations to identify scalable therapeutic measures against HLB. The multidisciplinary team has been awarded a grant worth nearly $15 million from the National Institute of Food and Agriculture (NIFA) to develop cost-effective and sustainable solutions to the disease. Other collaborators include the U.S. Department of Agriculture’s (USDA) Agricultural Research …

Parson Brown Outperforming Hamlin

Ernie NeffResearch, Varieties

Manjul Dutt recently discussed his research on the Parson Brown (PB) sweet orange, which shows some characteristics that could make it more attractive than Hamlin, Florida’s leading early-season orange. Dutt is a University of Florida Institute of Food and Agricultural Sciences horticultural sciences researcher at the Citrus Research and Education Center in Lake Alfred. Dutt’s research, funded by the Citrus …

hlb

First HLB Detection in San Diego County

Len WilcoxCalifornia Corner, HLB Management

The California Department of Food and Agriculture (CDFA) has declared a quarantine in north San Diego County following the detection of the citrus disease huanglongbing (HLB), known as citrus greening. The disease was found in two citrus trees on one residential property in the city of Oceanside. This is the first time the plant disease, which does not harm people …

New CBD Comes From Orange Peels

Ernie NeffIndustry News Release

The company Peels has launched a CBD oil made from orange peels. Peels was founded by National Football League veteran Chris Hetherington, who serves as the company’s chief executive officer. Peels’ process of deriving CBD from orange peels is called cyclic terpene assembly, a proprietary technique for combining organic molecules. This process combines terpenes from orange peels with olivetol, a naturally …

january

Alico Gets Higher Prices, Less Fruit

Ernie NeffIndustry News Release

Alico, Inc. received significantly higher prices for its citrus fruit in the 2020-21 harvest season, but had reduced box production and reduced average pound solids per box of fruit. The company’s average blended price for fruit was $2.45 per pound solids (PPS), up 31.7% from the $1.86 PPS it received the prior year. Alico cited “favorable industry supply dynamics” as …

Dundee CUPS Project Awarded

Ernie NeffAwards, CUPS, Irrigation

A citrus under protective screen (CUPS) project in Dundee, Florida, has received the 2021 Vanguard Award from the Irrigation Association (IA). The award honors an innovative project in the irrigation industry executed by a team of individuals, companies, organizations or other group entities. Projects chosen for the award exemplify the IA’s mission of promoting efficient irrigation.   The partners in …

Florida Citrus Packers

Grower: Last Season Had Ups, Downs

Ernie NeffGrapefruit, lemons

Vero Beach grower George Hamner reported having better production and size on his fresh market grapefruit and lemon crops in the 2020-21 season than in the prior year. He said grapefruit prices remained steady, similar to the prior year. “Lemons, however, were not as good as previous years because of the loss of food-service business … due to COVID-19,” he …