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 …
Choosing a Lemon Rootstock
By Kim D. Bowman Lemons are a relatively small part of the Florida citrus crop. But with more than 317,000 lemon trees propagated in Florida nurseries over the past two years, lemons are clearly gaining increasing interest from growers trying to find a crop that is easier to grow and with a quick return on investment. As is the case …
Update on CRISPR Research for Citrus Improvement
By Nian Wang, Fred Gmitter and Manjul Dutt Nearly all commercially important citrus types — oranges, grapefruits etc. — have originated by mutations that have accumulated over several hundreds to thousands of years, from what once was an original, individual sweet orange tree and a single grapefruit tree. The many different cultivars that we know today are descended from those …
Freeze-Dried Fruit Market to Surge
A new study by a market research and consulting firm has projected the freeze-dried fruits (FDF) market will rise at a positive rate through 2030. Some of the key takeaways from the Future Market Insights report are: Increasing demand for whole FDF is expected to propel growth in the coming years. Orchard and citrus fruits such as kiwi, pear, peach …
Orange You Glad to Meet Miss Florida Citrus?
By Brenda Eubanks Burnette Leila Sabet, Miss Florida Citrus 2020, virtually started her year of service in June by competing in the very first virtual Miss America preliminary pageant in Florida. Due to COVID-19, Miss Florida Citrus appearances have not been as prolific as in past years. However, as restrictions have eased, Sabet has been invited to several industry events. …
PIECES OF THE PAST: Christmas Traditions
By Brenda Eubanks Burnette The orange became part of Christmastime traditions in the 19th century, along with the custom of hanging stockings near the fire. According to Emily Spivack, who wrote about the origin of the Christmas stocking for Smithsonian.com, the tradition of hanging stockings dates back to around 1823, when it is mentioned in the poem “Account of a …
Using Grapefruit to Deliver Medicine
University of Louisville (UofL) researchers have found a less toxic way to deliver medicines by using the natural lipids in plants, particularly grapefruit and ginger. The UofL technologies use exosomes, which are very small fragments of living, edible plant cells, to transport various therapeutic agents, including anti-cancer drugs, DNA/RNA and proteins such as antibodies. These exosomes help ensure the drug …
New Virtual UF/IFAS OJ Breaks for Growers
The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Extension citrus program is launching a webinar series of OJ Breaks free to all Florida citrus growers. The twice-a-month meeting series will provide the latest information on grove production practices and research findings. The series will be delivered via Zoom and start Dec. 15. “COVID-19 has made it difficult …
Keep Your Pesticide License Current
By Ajia Paolillo Do you hold a Florida restricted-use pesticide (RUP) license? With the new year approaching, this is a great time to review the continuing education units (CEUs) that you have earned toward the renewal of your RUP license. Your license comes up for renewal every four years, and it is easy to forget about this with everything we …
Four to Join Citrus Hall of Fame
The Florida Citrus Hall of Fame will induct four new members in 2021. They are John L. Jackson of Sorrento, Florida; the late Lew J. Prosser of Plant City, Florida; Adam H. Putnam of Memphis, Tennessee; and Steven D. “Steve” Sorrells of Arcadia, Florida. They will be inducted during a luncheon tentatively scheduled for Nov. 5 at Florida Southern College …
Hesperidin to Be Tested Against COVID-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 …
Give the Gift of Citrus This Holiday Season
By Ruth Borger Sending boxes of Florida citrus across the country to friends and family during the holidays is a beloved tradition. But it is important to work with a certified grower/gift shipper as it is illegal in Florida for individuals to send citrus via the mail or delivery services. You can find a list of Florida gift fruit shippers …
Delivering Peptides to Fight HLB
Encouraging news stories have appeared in recent months on the possible benefits of using peptides in the fight against HLB. Peptides, small groups of linked amino acids, have many functions, including acting on pathogens. As researchers continue to investigate the role of peptides in the fight against HLB, they are also looking for the most effective delivery method of these …
UF/IFAS Collaborates on HLB Research
Several University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) faculty are collaborating with other universities and organizations on research, especially for HLB. Michael Rogers, director of the UF/IFAS Citrus Research and Education Center (CREC), summarizes the work they are doing on a variety of grant-funded projects. Rogers starts with a U.S. Department of Agriculture (USDA)-funded project led by …
Things to Be Thankful for This Year
By Ruth Borger Despite 2020 being a challenging year with a lot to complain about, there are many things to be thankful for. This is the time of year to take a few minutes to reflect on what we have to be grateful for. Here are just a few things to be thankful for that come quickly to mind. A …
PIECES OF THE PAST: Thanksgiving Joys
By Brenda Eubanks Burnette I just found several old Thanksgiving postcards with citrus themes that are quite beautiful. They are from an era when postage was a penny, and people sent postcards to friends and family on holidays. With everything going on in our world today, the postcards reminded me of the importance in reflecting on what’s good in our …
All In For Citrus Podcast, November 2020
The November episode of the All In For Citrus podcast covers a multitude of grant-funded research that the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus team both leads and collaborates on. Citrus Research and Education Center Director Michael Rogers begins the podcast with a discussion on research projects UF/IFAS scientists are playing critical roles in collaborative …
Citrus Alcohol Market to Grow
Global demand for the citrus alcohol market is set to hover at approximately a 5 percent growth rate, as increasing preference for craft beer and rising alcohol consumption create fertile ground, according to a recent study. The study looked at citrus alcohol growth in more than 20 countries. “Citrus, owing to its flavor and strong acidity, has become an integral …
Northern Hemisphere Citrus Production Forecast
The World Citrus Organization (WCO) presented its first crop production forecast for the Northern Hemisphere 2020–21 citrus season during the recent Global Citrus Congress Live. Philippe Binard, the general delegate of the WCO, presented the Northern Hemisphere production forecast, prepared with information from industry associations in Egypt, Greece, Israel, Italy, Morocco, Spain, Tunisia, Turkey and the United States (California and …
Controlling Psyllids: A Threshold Approach
Citrus growers should consider controlling HLB-spreading Asian citrus psyllids (ACP) only when a prescribed ACP population, or threshold, is reached. Entomologist Lukasz Stelinski suggested this approach in a virtual Citrus Expo presentation. Stelinski is a University of Florida Institute of Food and Agricultural Sciences researcher at the Citrus Research and Education Center in Lake Alfred. A summary slide Stelinski showed …





























