citrus

Orange Production to See Global Increase

Tacy CalliesCrop Forecast

Global orange production for 2020–21 is forecast to rise 3.6 million metric tons from the previous year to 49.4 million metric tons. Favorable weather leading to larger crops in Brazil and Mexico will offset declines in Turkey and the United States, according to the U.S. Department of Agriculture’s Foreign Agricultural Service. Consequently, consumption, processing fruit and fresh exports are also …

china

China: Grapefruit Gains, Pomelos Stable

Ernie NeffChina

Total grapefruit and pomelo production in China in 2020-21 is forecast at 4.95 million metric tons, a negligible increase from the previous year, the U.S. Department of Agriculture’s Foreign Agricultural Service (FAS) reported. The slight increase is mainly driven by production of grapefruit hybrids in Guangxi and Yunnan. “Though limited, this change is worth reporting as it reflects the beginning …

Breeding Hybrids With HLB Resistance

Len WilcoxBreeding, California Corner

UC Riverside scientists are working to breed new fruits that are naturally resistant to huanglongbing (HLB). The hybrid fruits will ideally share the best of their parents’ attributes: the tastiness of citrus and the HLB resistance displayed by some Australian relatives of citrus. HLB, also called citrus greening disease, has been detected in California, where 80 percent of the country’s …

orange juice

Hesperidin to Be Tested Against COVID-19

Ernie NeffCOVID-19

The National Institutes of Health’s National Center of Biotechnology Information (NCBI) recently announced plans to evaluate the clinical efficacy of hesperidin against COVID-19. Orange juice and sweet oranges contain hesperidin. NCBI referred to hesperidin as “an old herbal medicine … used to treat vascular diseases in Europe and Australia and distributed with vitamin C as a dietary supplement in the …

Boosting Citrus Tree Immunity to Combat HLB

Tacy CalliesHLB Management

By Manjul Dutt, Juliana Soares and Jude Grosser Land plants such as citrus are generally anchored to a specific location by their roots. Owing to their immobile nature and constant exposure to pathogenic microbes, plants are very vulnerable. However, you might be surprised by how much plants can protect themselves and survive against multiple adversities encountered during their lifetime. A …

Peptide Could Restore Florida Citrus

Tacy CalliesHLB Management

CghSAMPa, the peptide found in the fruit of greening-tolerant Australian finger limes, is believed to be the first substance capable of controlling huanglongbing (HLB, also known as citrus greening). University of California, Riverside and Invaio Sciences, Inc. have partnered to advance the peptide research with hopes of bringing an HLB solution to commercialization by 2023. During a recent seminar hosted …

HLB Solution Could Be Available in Three Years

Tacy CalliesHLB Management

University of California, Riverside (UCR) scientist Hailing Jin believes she has found a substance capable of controlling the deadly citrus greening disease known as huanglongbing (HLB). The potential cure Jin discovered is a peptide found in the fruit of greening-tolerant Australian finger limes, which have been consumed by humans for hundreds of years. Invaio Sciences, Inc., a multi-platform technology company …

CRDF Looking at Peptide for HLB

Ernie NeffHLB Management

When news broke in July that University of California Riverside (UCR) scientists had found a peptide that might control HLB, Rick Dantzler quickly contacted lead UCR scientist Hailing Jin. Dantzler is chief operating officer of the Citrus Research and Development Foundation (CRDF), which was organized in Florida primarily to find ways to solve or cope with HLB. Jin had found …

Growing Finger Limes in Florida: Lessons Learned So Far

Tacy CalliesLimes

By Manjul Dutt and Jude Grosser Finger lime, a distant relative of sweet orange and grapefruit, is a relatively new crop species for Florida. It is an Australian native species that has been gaining in popularity and importance in the last few years because of its unique fruit characteristics and disease tolerance, which sets it apart from conventional sweet orange …

UCR Scientists Say New Peptide Could Control HLB

Len WilcoxCalifornia Corner, Citrus

According to a news article released by the University of California Riverside (UCR), scientists there have found a substance which may be capable of controlling citrus greening disease. The disease, also known as huanglongbing (HLB), has devastated citrus in Florida and in other regions worldwide. It also threatens California crops. The article says the new treatment effectively kills the bacterium …

Southern Hemisphere Citrus Crop Forecast

Ernie NeffForecast, Industry News Release

A preliminary forecast for the Southern Hemisphere citrus season shows an expected small production decrease but an increase in exports. The first crop production and export forecast for the 2020 season was released by the World Citrus Organisation (WCO) on May 29. The preliminary forecast is collected from industry associations in Argentina, Australia, Chile, Peru, South Africa and Uruguay. The …

Coming Attraction: Florida Finger Limes

Tacy CalliesVarieties

Sweet oranges. Ruby red grapefruit. Sugar Belle mandarins. When one thinks of Florida citrus, these fruits immediately come to mind. But finger limes? A University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher believes that finger limes may be the next food trend that will continue to fortify Florida’s role as a citrus producer for the world. Manjul …

Niche Market and Dooryard Citrus for the HLB World

Tacy CalliesVarieties

By Jude Grosser, Manjul Dutt and Fred Gmitter The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus improvement team at the Citrus Research and Education Center (CREC) has developed a broad citrus germplasm base. This provides opportunities to generate diverse, interesting and possibly lucrative selections with niche market and dooryard potential. Several such selections are showing reasonable …

Lebbeck Mealybug Update

Ernie NeffPests

University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) entomologist Lauren Diepenbrock provides an update on the lebbeck mealybug, a new pest of Florida citrus detected in Highlands County in June. Diepenbrock reports that the mealybug was found June 14 by a Highlands County grower. It came from groves in Avon Park and Sebring. “It is definitely beyond one …

Farewell to Futch

Tacy CalliesCitrus

After 34 years of faithful service to citrus growers, University of Florida Extension agent Steve Futch readies for retirement. By Tacy Callies Steve Futch’s Florida citrus roots sprouted more than a century ago. His great-grandfather owned a Wauchula grove in about 1905. As a boy, Futch’s first hands-on citrus experience was hoeing trees in the family orange groves. Later, he …

orange

Citrus Breeding in Uruguay

Ernie NeffBreeding

A primary job for scientists breeding citrus in Uruguay is to help the approximately 42,000-acre industry develop fresh fruit for export, Fernando Rivas said at a recent international citrus breeders symposium in Lake Alfred, Florida. Rivas works for Uruguay’s National Institute of Agricultural Research. On. Dec. 4, Rivas told an audience of about 70 at the Citrus Research and Education …

breeding

Italian Citrus Breeding

Ernie NeffBreeding

Citrus tristeza virus (CTV) began spreading in Sicily in the early 2000s because the Italian citrus industry’s standard rootstock was CTV-susceptible sour orange, reported Marco Caruso at a recent symposium of international citrus breeders. Consequently, approximately 74,000 acres will be replanted with CTV-tolerant rootstocks over the next few years, he said. Caruso, a citrus breeding expert with Italy’s Research Centre …

podcast

International Citrus Breeders Draw Attention

Ernie Neffbreeders

Approximately 70 growers, researchers and others listened to citrus breeders from other countries discuss their programs and objectives in Lake Alfred, Florida, earlier this month. The University of Florida Institute of Food and Agricultural Sciences Citrus Research and Education Center (CREC) hosted the event. Michael Rogers, CREC director, provided an overview of the gathering. “This international citrus breeders symposium is …

grapefruit

UF/IFAS Event Combines Latest Citrus Varieties with New Breeding Research

Daniel CooperBreeding, Research

On Dec. 4 at the Citrus Research and Education Center (CREC), citrus growers can see if they want to grow the latest varieties from University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) breeders and then learn more about commercializing crops. In the morning, industry members can sample the latest citrus varieties from UF/IFAS breeders. “These are new varieties …

citrus forecast

USDA Grant Could Help Florida’s Grapefruit Industry

Daniel CooperCitrus Greening, Grapefruit, HLB Management, Industry News Release

Florida’s grapefruit industry, devastated by citrus greening, may find hope in four ½-acre white-mesh screenhouses in a research field in Fort Pierce. The project will be funded by a $3.5 million grant from the U.S. Department of Agriculture (USDA) awarded to the University of Florida. Studies for the grant will take place inside and outside these structures, where 512 young …