University of Florida Institute of Food and Agricultural Sciences plant pathologist Evan Johnson tells how drastically HLB harms citrus tree roots and suggests some ways to prolong root longevity and improve tree health. “It (HLB) causes very substantial root loss, up to between 30 and 50 percent early in the disease process from before visual symptoms are present to early …
Managing Multiple Risks in a Citrus Farming Operation
By Ariel Singerman and Stephen H. Futch Uncertainty can be defined as imperfect knowledge, and risk as uncertain consequences, particularly unfavorable consequences. To take a risk then is to expose oneself to a chance of loss, in some cases expecting a gain in return. Many decisions in agriculture involve risk and uncertainty. Risk management is concerned with reducing the possibility …
California to Increase Citrus Grower Fees
The California State Assembly approved a bill that will allow the citrus industry to increase fees to provide funds for activities to protect residential and commercial citrus trees from the Asian citrus psyllid (ACP) and the deadly huanglongbing (HLB) plant disease it can carry. SB 243 by Senator Galgiani (Stockton) allows for an additional $9.6 million in grower assessments to …
Keeping Young Trees Free of HLB
Plant pathologist Megan Dewdney was one of the University of Florida Institute of Food and Agricultural Sciences researchers who summarized scientific presentations made at the 2017 International Research Conference on HLB. She and others spoke at an HLB Grower Day in Lake Alfred, putting the complex presentations into terms more understandable to those who aren’t scientists. Dewdney discussed young tree …
Sneak Peek: June 2017 Citrus Industry Magazine
There is no doubt that the biggest risk Florida citrus growers currently face is HLB disease. But there are many other risks that can and should be managed effectively. University of Florida’s Ariel Singerman and Steve Futch provide risk management advice for growers in the June issue of Citrus Industry magazine. Their article offers practical information on production, market, financial, …
New CRDF Manager Will Push HLB Solutions
The Citrus Research and Development Foundation (CRDF) will soon hire another top administrator to ensure potential HLB solutions make it to the grove. The application period for a senior project manager ends May 24. Rick Kress, CRDF vice president and Governance Committee chairman, discusses the need for the position and the manager’s duties. “Right now, the entire citrus industry, specifically …
Does Sugar Belle Citrus Have Built-in HLB Resistance?
During our quick ag tour last week with Max Armstrong and his television crew for “This Week in Agribusiness,” we spent some time with Fred Gmitter in one of the experimental plots at University of Florida’s Citrus Research and Education Center in Lake Alfred. We posted this interview as part of that tour series, but we’re reposting it here to …
AgNet Hosts ‘This Week in Agribusiness’ — An Epilogue
By Gary Cooper AgNet Media Founder and President I recently connected with Max Armstrong, host of the nationally syndicated “This Week in Agribusiness” television program, for a fast-paced rural area and farm tour in Central Florida. It turned out to be a great opportunity for all involved, especially for Florida, which deserves more and better national media attention as an …
Dual Treatment Tested for HLB Trees
Severe pruning combined with enhanced foliar nutrition did not prove cost-effective. By Monica Ozores-Hampton, Fritz Roka, Robert Rouse and Pamela Roberts Citrus trees affected by huanglongbing (HLB) become diminished, weak and develop dieback resulting in reduced production. Decline in fruit yield ultimately prevents economically acceptable commercial citrus production. Pruning and spraying foliar nutritionals are two practices being considered to restore …
AgNet Hosts ‘This Week in Agribusiness’ — A Citrus Update
By Gary Gooper AgNet Media Founder and President Editor’s note: Read the prologue to this article. This week, I accompanied television program host and anchor Max Armstrong of the nationally-syndicated ag news program “This Week in Agribusiness” to guide him on a quick tour of Central Florida and help bring his audience up to date on the Florida citrus situation. …
AgNet Hosts ‘This Week in Agribusiness’ — A Prologue
By Gary Cooper AgNet Media Founder and President During a fast-paced day and a half earlier this week, I connected with Max Armstrong, host and anchor of the national farm news television program “This Week in Agribusiness” to help him with a whirlwind newsgathering tour of Central Florida agriculture. The syndicated television program airs weekly on RFD-TV and approximately 100-plus …
Citrus Expo Season Has Started
Online pre-registration is now open for the 2017 Citrus Expo. The 26th annual event will take place August 16-17 at the Lee Civic Center in North Fort Myers, Florida. The theme of this year’s Citrus Expo seminar program will be Challenge, Change and Opportunity. By attending the seminars, growers will be able to earn continuing education units toward a Florida …
UF-Developed Mandarin Shows Increased HLB Tolerance
by Brad Buck, University of Florida/Institute of Food and Agricultural Sciences While citrus greening disease has blemished the Florida industry, University of Florida scientists have developed a mandarin hybrid that seems to be winning the battle. Now, researchers are learning what makes this fruit a fighter. University of Florida/Institute of Food and Agricultural Sciences (UF/IFAS) researchers have discovered that a mandarin …
Best and Worst Ways to Control Psyllids
Kirsten Pelz-Stelinski, a University of Florida/Institute of Food and Agricultural Sciences entomologist, reports on the psyllid control methods that produce the best and worst results: “We looked at abandoned (groves); intermittently managed (groves), which we considered to be five or fewer insecticide sprays per year; we looked at organically managed groves; and we looked at what we called conventionally managed …
May Citrus Crop Forecast Has Small Changes
Mark Hudson of the U.S. Department of Agriculture’s National Agricultural Statistics Service issued the May 2017 citrus crop forecast. Florida forecast: United States forecast: Florida Oranges All Oranges The 2016-2017 Florida all-orange forecast is up 1 million boxes to 68 million boxes. The total includes 33 million boxes of the non-Valencia oranges (early, midseason, and Navel varieties) and 35 …
An Update on UF/IFAS-Grower Citrus Nutrition Trials
By Tripti Vashisth Mineral nutrition plays an essential role in a plant’s life cycle and is critical for its growth and development. Since the early 19th century, the importance of mineral nutrition for plants has been recognized, and fertilization has become an important aspect of crop production. At least 17 mineral nutrients are considered essential for plants. These include carbon, …
USDA Citrus Crop Forecast
The first USDA citrus crop forecast for the 2024-25 season is scheduled to be released at 12:00 noon Eastern Time/9:00 a.m. Pacific Time on Oct. 11, 2024. You will be able to tune in and hear the numbers as they are given by the U.S. Department of Agriculture National Agricultural Statistics Service. Click on the player below to hear the …
UF-Developed Tools to Help Cope with Weather
by Brad Buck University of Florida Institute of Food and Agricultural Sciences Florida weather is unpredictable. While you cannot control the weather, you can use UF/IFAS-developed weather databases to improve farming, home irrigation and flood control. Researchers with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) have written a new Extension document that summarizes several weather data …
Two Big Psyllid Questions Answered
Michael Rogers with the University of Florida’s Institute of Food and Agricultural Sciences (UF/IFAS) says growers frequently ask him two questions. One is whether they need to continue to control HLB-spreading Asian citrus psyllids even though HLB is widespread in Florida. The other is about the best time to spray for psyllids. Rogers, an entomologist and director of the UF/IFAS …
European Union Trade Breakthrough for U.S. Citrus
U.S. Secretary of Agriculture Sonny Perdue and Acting U.S. Trade Representative Stephen Vaughn announced that the European Union (EU) has amended its requirements for imports of U.S. citrus. Specifically, the EU has dropped its requirement that U.S. groves be surveyed for citrus canker, which eases entry of U.S. citrus into the EU market and saves growers millions of dollars in …