The rootstocks US-812 and US-942 seemed to offer promise in early economic performance evaluations that economist Ariel Singerman discussed at the 2021 Citrus Expo. Singerman is a University of Florida Institute of Food and Agricultural Sciences Extension economist at the Citrus Research and Education Center in Lake Alfred. Singerman analyzed yield and economic performance of rootstocks in commercial settings during …
Legislative Efforts for Florida Citrus
Florida Citrus Mutual (FCM) recently reported its efforts and priorities for the next Florida legislative session. As in past years, much of FCM’s focus will be on funding programs (Citrus Research and Development Foundation, Citrus Research and Field Trial and New Varieties Development and Management Corp.) critical to solving HLB and the marketing efforts to continue movement of 100% premium …
Oak Leaf Extract Tested as HLB Tool
In the search for solutions to HLB, a formulation based on oak leaf extract has been developed by citrus growers Travis Murphy and Tom Thayer, the Indian River Citrus League’s October River Ramblings newsletter reported. The formulation was developed following the growers’ observations that citrus trees under oak trees were free of HLB compared to nearby field trees that had …
Stay Aware of Citrus Leprosis Symptoms
By Amit Levy Citrus leprosis is an exotic viral disease not currently present in Florida citrus, although the virus is present in non-citrus hosts. This disease was reported in citrus in Florida and Brazil in the early 1900s, where it caused great crop and tree losses, but was eliminated from Florida in the early 1960s. In recent years, the disease …
U.S. Lemons: Lower Production, Higher Prices
U.S. growers produced 884,000 tons of lemons in 2020-21, the smallest lemon crop since 2016-17, according to the U.S. Department of Agriculture’s Economic Research Service. Eighty percent of these lemons (710,000 tons) went to the fresh market, a 6% decrease in quantity from 2019-20. Although most U.S. lemons are grown in California, Arizona growers typically supply about 5% of the …
Orange Establishment and Production Costs
The costs of establishing and producing oranges in the San Joaquin Valley and the potential returns are the subjects of a new study by University of California (UC) specialists. Conducted by UC Agriculture and Natural Resources, UC Cooperative Extension and the UC Davis Department of Agricultural and Resource Economics, the study includes information on the production of navel oranges using …
Open Conversation, Hands-On Exhibits and Field Tours
Citrus Research and Education Center (CREC) Director Michael Rogers previews the Nov. 16 Open House/Field Day at the CREC in Lake Alfred. The CREC is part of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS). The program will begin at 9 a.m. “It starts off with a panel discussion, talking about strategies to improve overall health of …
Fertilization Methods: Pros and Cons
Brandon White with the University of Florida Institute of Food and Agricultural Sciences discussed the pros and cons of several types and methods of citrus fertilization at Citrus Nutrition Day on Oct. 26. The event was held at the Citrus Research and Education Center in Lake Alfred, Florida. White recently became the new commercial fruit crop agent for Florida’s Lake …
PIECES OF THE PAST: Michael Leaves His Mark
By Brenda Eubanks Burnette In 1917, A.B. Michael consolidated his citrus groves in Wabasso, Florida, with the Deerfield Groves Company of Cocoa, becoming vice president and general manager. This eventually led to his involvement in the American Fruit Growers, Inc., becoming one of the original stockholders and directors, and handling all Florida operations. Noted for his commitment to quality, he …
Brix Decision Disappoints Florida Citrus Mutual
The federal Food and Drug Administration (FDA) does not agree with Florida Citrus Mutual’s (FCM) request for discretion in enforcing the Brix limit for not-from-concentrate (NFC) orange juice. In its Oct. 22 Triangle newsletter, FCM reported that it had sought enforcement discretion “to protect growers from the likely contingency that Florida’s 2021-22 orange crop may not meet FDA’s minimum Brix …
Sneak Peek: November 2021 Citrus Industry
The low initial U.S. citrus crop forecast for the 2021–22 season points to the need to plant more trees to sustain the country’s citrus industry. The November issue of Citrus Industry magazine features articles that will help growers take care of their young trees. Two articles help answer the question of what to plant. First, University of Florida’s (UF) Ute …
Gator Bites: Competition for Clementines
Citrus Research and Education Center (CREC) Director Michael Rogers recently praised the Gator Bites mandarin variety that is being developed by the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS). Gator Bites look like California clementines, branded as Cuties and Halos, but Rogers thinks Gator Bites is a better piece of fruit. “This makes the Cuties and Halos …
An Improved Method of Nutrient Analysis
By Yiannis Ampatzidis and Ute Albrecht Optimizing nutrition is important for tree health and productivity and can improve tolerance to stresses and diseases. Good nutrient management requires regular field monitoring to identify problems and examine crop responses. Leaves need to be collected and sent to a specialized laboratory for detailed information on macronutrients and micronutrients, which is time-consuming and costly. …
Consumers Prefer Citrus Juice Blended With Sugar Belle®
By Yu Wang, Xixuan Tang, Charles Sims, Zhifeng Gao and Renee Goodrich Citrus fruit produced from HLB-affected trees are green and taste bitter. They are usually not suitable for either the fresh market or juice market because they have a lower Brix/acid ratio. Mitigation strategies can cause less fruit drop and help citrus trees survive. However, they triple production costs, …
Grapefruit: Production Down, Imports Up
Florida led the United States in grapefruit production in the 2020-21 season. Sunshine State growers produced a combined 174,000 tons for the fresh and processed markets. California came in second with 156,000 tons, while Texas was third at 96,000 tons. This production information was recently reported by the U.S. Department of Agriculture’s Economic Research Service. Texas grapefruit production declined 46% …
All In For Citrus Podcast, October 2021
The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus breeding team discusses development of new varieties and rootstocks in the October episode of the All In For Citrus podcast. But before that discussion begins, Michael Rogers, UF/IFAS Citrus Research and Education Center (CREC) director, has the details on two upcoming events, including one in which growers can …
Open House/Field Day Set at CREC
The work that University of Florida Institute of Food and Agricultural Sciences faculty members have done on HLB will be featured Nov. 16 at the Citrus Research and Education Center (CREC) in Lake Alfred. The center will host growers and others that day at an open house and field day. The morning program will kick off with a panel discussion …
Forecast Surprises Citrus Association Executive
Ray Royce, executive director of Highlands County Citrus Growers Association, was surprised that the initial Florida orange forecast for the 2021-22 season was only 47 million boxes. “I had hoped we’d be a lot closer to what our final numbers were from last year,” he said. Actual production in 2020-21 was 52.8 million boxes. The crop forecast was issued by …
Survey Seeks Input on Fresh Fruit Decay
Florida growers, packers and shippers of fresh fruit are being asked to take a survey that will help guide programs addressing fresh fruit decay. University of Florida Institute of Food and Agricultural Sciences researcher Mark Ritenour said he’d like as many survey responses as possible by mid-November. Ritenour said funding has been provided from a Florida Citrus Packers/U.S. Department of …
HLB Research Is Focus of Short Videos
Two short videos about HLB-related research were available at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) booth at Citrus Expo in August. The videos are available online for viewing. UF/IFAS researcher Tripti Vashisth narrated the video, HLB-Associated Preharvest Fruit Drop. She said up to 40% of fruit can drop from mildly HLB-symptomatic trees shortly before harvest, …