Citrus fruit is susceptible to canker after it reaches three-eighths of an inch in diameter, University of Florida Institute of Food and Agricultural Sciences Extension pathologist Megan Dewdney told growers this winter. “Once you get to that point and we get rain, then all bets are off as to whether you will keep canker out,” Dewdney said at a winter …
Peace River Growers Discuss Current Issues
Fruit size, Hurricane Irma relief funds and replanting were among issues addressed at a recent grower roundtable meeting in Arcadia. Peace River Valley Citrus Growers Association Executive Director Kait Shaw summarized some of the discussion. Regarding fruit size, she said, “Hamlins in particular are very small this year, but even the Valencias. I just don’t think the fruit is as …
Nutrients, Hurricane Impact and Production
Grower and tree hedger Frank Youngman was among the attendees at a Feb. 28 grower forum in Sebring, Florida. He discussed nutrition, Hurricane Irma’s impact, tree condition and production. Youngman said nutrients are “the key factor in what we’re seeing as far as tree quality, also fruit quality, and the ability for the trees to maintain the fruit throughout the …
PIECES OF THE PAST: Think Upside Down
By Brenda Eubanks Burnette The headline of a Wilson & Toomer Fertilizer Company advertisement in a 1949 Citrus Industry magazine read “how to think UPSIDE DOWN — and make more money!” It included the following copy: “If a tree can be said to think at all — it thinks from the bottom up — just opposite to Man. To make …
Gmitter Talks Gene Editing at AgVocacy Forum
By Gary Cooper This year’s AgVocacy Forum, hosted by Bayer Crop Science, again featured numerous provocative and insightful presentations dealing with emerging issues in agriculture from a number of perspectives. Bayer hosts many of the nation’s farm media for this two-day event each year, just before the start of the nationwide gathering of corn, soybean, wheat and sorghum producers at …
Developments at CRDF
Citrus Research and Development Foundation (CRDF) Chief Operating Officer Rick Dantzler updated growers on CRDF activities during the Florida Citrus Show in January. He summarized his comments in an interview after his presentation. Here are a few key points: “We’ve had a 25 percent reduction in our staff” since he joined CRDF last year, Dantzler said. “Growers are having to …
Researching Scouting Strategies for ACP
Several research projects continue at University of California Riverside to evaluate strategies for better detection of Asian citrus psyllid (ACP). Monique Rivera, assistant cooperative Extension specialist, is looking into something referred to as the ‘edge effect’ and how it pertains to ACP control. “The ‘edge effect’ is basically an ecological term that we’re using in the context of Asian citrus …
Lake Okeechobee Levels Rising; Discharges to Increase
Army Corps of Engineers (ACOE) Colonel Drew Kelly, commander of the Jacksonville District, held a media conference call on Feb. 22 to explain a change to the discharge schedules for Lake Okeechobee, as water levels are rising in the lake. Listen to the audio clip below to hear the entire press conference, including questions from South Florida media and Southeast …
Albrigo: Bloom Looks Good
The University of Florida Institute of Food and Agricultural Sciences’ (UF/IFAS) researcher known for his work on the timing of bloom sees the potential for good bloom this season. “Flowering for Florida’s next citrus crop has been coming along fairly well,” UF/IFAS Emeritus Professor Gene Albrigo said in a Feb. 13 interview. He expects the first wave of spring flowers …
Orange Juice Market Outlook
By Marcos Fava Neves A recent Nielsen report reveals negative news for U.S. retail orange juice (OJ) sales. When comparing November 2018 with November 2017, the decline in OJ consumption was 7.4 percent. The value shrunk 3.4 percent, dropping from $223.94 million to $216.44 million. This represents a $7 million dollar loss. Not-from-concentrate juice came down 12 percent, and reconstituted …
Farm Bill Implementation Listening Session Open to Producers
Register by February 22! The U.S. Department of Agriculture (USDA) is hosting a listening session in Washington, D.C., for initial input on the 2018 farm bill. USDA is seeking public input on the changes to existing programs implemented by the Farm Service Agency, Natural Resources Conservation Service and Risk Management Agency. Each agency will take into account stakeholder input when …
Lake Okeechobee Brouhaha Heats Up
by Gary Cooper The series of public meetings about Lake Okeechobee water levels and related issues continues this week in South Florida, hosted by the U. S. Army Corps of Engineers. According to last-minute media announcements this morning, Rep. Brian Mast (R-FL 18th District), is expected to attend the first of two public meetings today at 1:00 p.m. at Indian River …
Grower Replanting Initiative Program for HLB in the Works
Editor’s Note (Feb. 20, 2019): The name of the program has been changed from the Grower Replanting Initiative Program to the Citrus Research and Field Trial Program. According to Florida Citrus Mutual CEO Mike Sparks, the U.S. Department of Agriculture (USDA) has given “concept approval” for massive Florida grower field trials to determine what existing research might work in the …
Fungal Foliar Disease Concerns for 2019
By Megan Dewdney The Florida citrus-growing seasons of 2017 and 2018 were quiet in terms of fungal foliar disease outbreaks. Small pockets of severe disease occurred sporadically, but there were no widespread reports of diseases like postbloom fruit drop, much to the relief of the industry. Greasy spot has flared up in a few locations on cultivars like Valencia, and …
Executive Resigns, Politics Exposed at SFWMD Board Meeting
Soon-to-exit South Florida Water Management District (SFWMD) governing board members offered parting comments at the SFWMD governing board meeting in West Palm Beach. The entire board was asked to resign and put under pressure to do so by Gov. Ron DeSantis and South Florida Congressman Brian Mast, who is advising the governor on agricultural and environmental issues. The resignations were …
Important Food-Safety Requirements
Mark Ritenour, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) post-harvest Extension specialist, provided updates about food-safety requirements at the recent Florida Citrus Show in Fort Pierce. His focus was on impacts fresh fruit growers and packers will feel from the Food Safety Modernization Act’s requirement that the Food and Drug Administration rewrite its Produce Safety Rule. Ritenour …
Covers Protect Young Trees from HLB
Individual protective covers (IPCs) on young trees have prevented HLB infection in one year of study, a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher said. Fernando Alferez, citrus horticulturist at the Southwest Florida Research and Education Center (SWFREC), announced his promising results at the recent Florida Citrus Show in Fort Pierce. “They (IPCs) are protecting the …
Automated System Under Study to Deliver Bactericides
Imagine using a robotic arm to grip and puncture the trunk of a citrus tree to deliver chemicals into the vascular parts of the plant, reducing its susceptibility to the citrus greening disease. Ozgur Batuman, an assistant professor of plant pathology at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), leads a team of researchers trying to …
Burns on HLB, Mechanical Harvesting
Jackie Burns, who retired in January as dean for research at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), discusses HLB, mechanical harvesting and other citrus issues on which she worked. Burns was a long-time scientist at the Citrus Research and Education Center and later director of the center before becoming dean for research. Burns said going …
Grapefruit, Tangerines and Tangelos See Small Changes in Crop Forecast
The U.S. Department of Agriculture released the January and February citrus crop forecasts on Feb. 8. January’s forecast had been delayed due to the government shutdown. JANUARYJanuary’s forecast showed a decrease in Florida grapefruit, tangelo and tangerine production compared to December. Grapefruit fell from 6.4 million boxes to 6.2 million boxes. Tangerines and tangelos dropped from 1.2 million boxes to …




























