Citrus Australia has assured Australian consumers they will continue to have consistent access to orange juice made from locally grown fruit. Adverse growing conditions and the spread of the huanglongbing (HLB) disease have reduced orange production in Brazil, Florida and several other key citrus-growing regions around the world. This has created a global shortage of orange juice concentrate, prompting media …
CITRUS NURSERY SOURCE: Strong Support for Cold-Hardy Citrus Growers
By Peter Chaires The citrus research program at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) North Florida Research and Education Center (NFREC) includes several projects aimed at assisting growers in the cold-hardy citrus region. Let’s take a look at what researchers are working on. EVALUATING SCIONS AND ROOTSTOCKS Presently, the citrus industry in North Florida faces …
All In For Citrus Podcast, July 2024
As citrus growers try to stabilize production in the midst of endemic HLB, maintaining the industry’s infrastructure is critically important. Two key sectors of that infrastructure are citrus nurseries and juice processors. In the July episode of the All In For Citrus podcast, Michael Rogers, director of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research …
Citrus Nutrient Research Update
By Davie Kadyampakeni, Muhammad Shahid and Alisheikh Atta Current citrus nutrient guidelines are based on studies of healthy citrus trees conducted in the pre-huanglongbing (HLB) era. These guidelines may no longer be valid for the present situation where 100% of mature citrus trees in Florida are HLB-affected. Scientists at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) …
Mexican Fruit Fly Quarantine Expanded in Texas
On June 27, the U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA) expanded a Mexican fruit fly (Anastrepha ludens; Mexfly) quarantine in Harlingen, Texas. The expansion of the quarantine is in response to the confirmed detection between May 26 and June 11 of three wild mated Mexflies from traps in …
Foliar Feed Your Trees
By Mongi Zekri Foliar fertilizer application is certainly not a new concept to the citrus industry. For over six decades, foliar fertilization has been recommended to correct zinc, manganese, boron, copper and magnesium deficiencies in citrus. It is now common knowledge in agriculture that properly nourished crops may tolerate insect pests and diseases. Traditionally, citrus growers try to achieve optimum …
Finger Lime Research Results
A recent University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) document reported results of research about Florida finger lime storage temperatures and coatings. “Postharvest Changes That Occur in Finger Limes at Chilling and Non-Chilling Temperatures” was written by Moshe Doron, Faisal Shahzad and Jeff Brecht. The document notes that finger limes, like other citrus fruits, cannot continue ripening …
Label Change Is Great News for Growers
Sponsored Content In this special series, Tom Johnson, owner of TJ BioTech, tackles questions about optimizing trunk-injection applications to treat HLB. Q: What does the special local need label for ReMedium TI® mean for citrus growers heading into next season? Tom Johnson: TJ BioTech recently requested a ReMedium TI® label change from the Florida Department of Agriculture and Consumer Services. …
A Crop Insurance Policy That Has Paid Off for Citrus Growers
By Ariel Singerman Federal crop insurance is a key component of the farm safety net because it allows growers to obtain coverage against losses and, therefore, manage risk at a subsidized premium rate. In 2022, the U.S. Department of Agriculture Risk Management Agency (RMA) started offering Florida citrus growers the option to insure their crop under a policy called Actual …
South Korea Grants Market Access to Texas Grapefruit
Texas grapefruit growers recently gained access to a new international market in South Korea worth $5 million annually. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA APHIS) negotiated the technical details that will help ensure grapefruit exported from Texas are free from pests, such as the Mexican fruit fly. On June 27, 2024, South Korea’s national …
Chlorpyrifos Update for Growers
By Brett Bultemeier and Lauren Diepenbrock The status and availability of chlorpyrifos has had numerous, and at times, confusing changes due to new rules, court rulings and Environmental Protection Agency (EPA) decisions. The point of this article is to clearly define if chlorpyrifos can be used and until what date. As always, changes are possible in the future and users …
Ag Policy Leaders to Headline Citrus & Specialty Crop Expo
The Citrus & Specialty Crop Expo is scheduled for Aug. 21–22 at the Florida State Fairgrounds in Tampa. This year’s event will be the second at the fairgrounds — a venue which was well received by attendees of last year’s Expo. The event features an expansive trade show providing growers with an opportunity to learn about the products and services …
Colorado State University Increases Hurricane Forecast
Hurricane forecasters at Colorado State University (CSU) issued an update on July 9 for the 2024 Atlantic hurricane season. Information obtained through early July indicates that this season will have hurricane activity well above the 1991–2020 average. CSU’s July forecast is higher in all categories compared to its June 11 forecast. A summary of the July forecast is as follows: …
Final U.S. Citrus Forecast for 2023–24
The U.S. Department of Agriculture National Agricultural Statistics Service (USDA NASS) issued its final citrus forecast for the 2023–24 season on July 10. FLORIDA The Florida all-orange forecast rose 1% from the June forecast to 17.96 million boxes. That exceeds 2022–23 production of 15.82 million boxes but is far below 2021–22 production of 41.2 million boxes. Non-Valencia orange production is …
ReMedium TI Receives Exemption From Two-Year Restriction on Applications
ReMedium TI® has received a special local need label from the Florida Department of Agriculture and Consumers Services (FDACS). The label will remove the requirement that applications to treat citrus greening (HLB) cannot be made beyond two years in a row. For Florida citrus growers, this means those who have applied ReMedium TI® over the past two seasons now will …
International HLB Conference Focused on Grower Solutions
This spring, the seventh International Research Conference on Huanglongbing (IRCHLB) was held in Riverside, California. The inaugural event was held in 2008 and funded by a grant from the U.S. Department of Agriculture (USDA) National Institute of Food and Agriculture. USDA researcher Tim Gottwald and University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) professor Jim Graham founded the …
CRAFT Foundation Has New Leader
Steven Hall on July 8 succeeded Tamara Wood as executive director/program manager of the Citrus Research and Field Trial (CRAFT) Foundation. Wood will return to her former full-time employer Florida Citrus Mutual after a short period helping with the transition to Hall. Hall most recently served as assistant deputy commissioner of the Florida Department of Agriculture and Consumer Services (FDACS), …
Reduce Fruit Drop From Phytophthora-Induced Brown Rot
By Chris Oswalt During this time of the year, Florida growers should be aware of the potential for the development of citrus brown rot disease. It can infect fruit at color break. If severe, the disease can cause a significant amount of infected fruit to drop. For this reason, groves with a history of brown rot in areas that recently …
Study Looks at Interaction Between OTC and Soil Microbiome
A wealth of observations are being recorded by growers and scientists on the effects of trunk injection of oxytetracycline (OTC). Visually, trees have responded with better canopies. Hopefully, higher yields and quality will continue to follow the applications. But what about below ground? There have been recorded improvements in citrus root mass in treated trees. Sarah Strauss, associate professor of …
Heat-Related Illness Toolkit Available
The Southeastern Coastal Center for Agricultural Health and Safety (SCCAHS) and the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) have created an online toolkit to help protect agricultural workers from the summer heat. Last year’s sweltering summer temperatures convinced SCCAHS leadership that additional promotion about heat-related illness education could save lives. Even before the summer ended, the …