The federal Environmental Protection Agency (EPA) this week approved the temporary use of three bactericides on HLB-infected citrus trees. Florida citrus growers had already been using the products this year because Florida Commissioner of Agriculture Adam Putnam issued a crisis declaration allowing their use. Citrus Research and Development Foundation Chief Operations Officer Harold Browning announced the EPA decision at Citrus …
HLB Experiences and Thoughts Shared
Tom Stopyra, technical crop advisor for The Packers of Indian River, shares experiences with HLB and offers opinions on numerous other topics he addressed at a recent seminar in Immokalee. Regarding the record high populations of HLB-spreading psyllids throughout Florida’s citrus belt this year, Stopyra says: “We’ve never seen populations like we have this year, even though we’ve been spraying …
California Citrus Challenges: Water Tops HLB
Asian citrus psyllids are detected sporadically in the San Joaquin Valley — home to most California oranges and mandarins — and are endemic in Southern California lemon country. But as far as anyone knows, the pests that spread HLB in Florida and Texas have not spread the disease into California’s commercial citrus groves. California HLB detections have been limited to 17 …
HLB in Brazil: What’s Working and What Florida Can Use
By Evan G. Johnson and Renato Bassanezi In February 2016, I (Evan Johnson) had the opportunity to tour citrus production areas in Parana and São Paulo states in Brazil as part of collaborations with researchers at Fundecitrus, a grower-supported research foundation. In addition to the fruitful discussions with research colleagues, I also had the opportunity to visit with growers in São …
Grower: Try Fewer Inputs for HLB Before Quitting
Mid-Florida Citrus Foundation grove’s experience of doubled production while cutting expenses in half is not unusual and should encourage some growers to hang on in the face of HLB. So says foundation President Glenn Beck. “It’s a scenario we’ve seen many times outside of the foundation,” says Beck, a grower and caretaker. “They (HLB-infected trees) seem to be recovering somewhat …
A Look at Brazilian HLB Management
University of Florida citrus Extension agent Steve Futch recently took a trip to Brazil with other Florida citrus industry members. The weeklong trip was spent meeting with large and small growers and learning about HLB management practices. He says that you have to look beyond just your property and see how you can work with neighbors to manage psyllids. Those …
Help Fight HLB, Take the Bactericide Survey
The Citrus Research and Development Foundation (CRDF) has selected AgNet Media, owner of Citrus Expo and Citrus Industry magazine, to administer a grower survey on bactericide use. CRDF is asking that all Florida citrus growers participate in the survey so that the industry can gain a better understanding of how these products are being used against HLB. Three commercial bactericide …
Citrus Growers Share HLB Tips
Sharing information, conducting field trials, being efficient, replanting, thermotherapy and managing tree stress are some of the practices five growers think might help manage HLB. The growers were panelists discussing possible ways to survive the devastating disease during Florida Citrus Mutual’s recent annual conference in Bonita Springs. Bill Barber of Lykes Brothers started and ended his presentation with a call …
Discussion on Bactericides for HLB Summarized
Laurie Hurner, Highlands County Extension director and citrus agent, summarizes grower discussions about bactericides for HLB at a roundtable event on June 8 in Sebring. She says most growers seem to be using the products. “Some of them are having to make decisions to cut out or change other production practices, other inputs, to make room in their budgets for …
Gose Discusses Citrus Bactericides for HLB and Production
Citrus grower John Gose with Lykes Brothers joined 30 others discussing the use of bactericides for HLB at a Sebring roundtable event on Wednesday. Gose says his company has made one application of bactericides and is in the process of making a second. “So far we haven’t seen a lot,” he says. “It’ll be probably fall before we start recognizing …
Citrus Grower Addresses Bactericides for HLB, Production and Pricing
Wauchula citrus grower Kenny Sanders discussed on Wednesday the use of bactericides with HLB, production and pricing with more than 40 others at a grower roundtable in Wauchula. Like several other growers, he says his early-mid orange production was down this season (by 30 percent) while his Valencia crop was up 7 to 8 percent. “Pound solids were down everywhere,” …
PFD, Bactericides for HLB are Top Citrus Grower Concerns
Postbloom fruit drop (PFD), along with the use of bactericides to control HLB, were the big issues for more than 40 participants in a grower roundtable Wednesday in Wauchula. LeAnna Himrod, one of the roundtable hosts, summarizes the issues addressed. Regarding bactericides, she reports: “There were a lot of questions about the bactericides regarding timing: What’s the best time of …
Disrupting Psyllid Mating to Control HLB
By: R. W. Mankin, B. Rohde and S. McNeill The Asian citrus psyllid (ACP) is the primary vector of the devastating huanglongbing (HLB) disease of citrus. Efficient monitoring of ACP at low population densities is essential to conduct management programs with timely effectiveness for protection of Florida groves. Extensive research is being conducted to better understand ACP biology and behavior, …
Effect of HLB: Citrus Land Sales Up, Prices Down
Increased citrus land sales in 2015 at substantially lower prices show some citrus growers, especially smaller ones, are capitulating to HLB, says Dean Saunders of Coldwell Banker Commercial Saunders Real Estate. Saunders’ company released the land sales data at its annual Lay of the Land Conference on Friday. Sponsored ContentTake Advantage of Rising Temperatures to Treat for Fire AntsJuly 1, …
Why Florida Citrus Will Survive HLB
Speaking at the Citrus Growers’ Institute in Avon Park on Tuesday, University of Florida genetics researcher Fred Gmitter asked the question, “Will Florida’s citrus industry survive HLB?” In an interview after his presentation, he gave several reasons why he thinks the citrus industry will not only survive HLB, but thrive. Sponsored ContentTake Advantage of Rising Temperatures to Treat for Fire …
Citrus Grower Practices and HLB – What Works?
The Citrus Research and Development Foundation (CRDF) over the next year will try to find a method of determining what individual citrus grower practices have been successful against HLB, CRDF Chief Operations Officer Harold Browning reports. Download Audio
Quarantine Changes for California and Texas
Federal and state agriculture officials recently made changes to huanglongbing (HLB, also known as citrus greening disease) and Mediterranean fruit fly (Medfly) quarantines in California. They also removed a Mexican fruit fly (Mexfly) quarantine in Texas. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) reported these changes. CALIFORNIA HLB On Nov. 25, APHIS and the California …
CITRUS NURSERY SOURCE: New University of Florida Varieties Introduced
By Peter Chaires In July, the Florida Foundation Seed Producers Inc. (FFSP) advised the Florida Department of Citrus (FDOC) and the Florida Citrus Commission (FCC) of eight newly released University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus varieties that may fall under F.S. 601.13 (4). This state statute provides the FCC with a first option to obtain …
Whitmore Farm Field Day Returns After Hurricane Milton
In early December, the U.S. Department of Agriculture (USDA) hosted its annual field day at the A.H. Whitmore Foundation Farm in Groveland, Florida. The field day was canceled last year due to Hurricane Milton. The storm brought 110 mph winds that stripped trees of fruit and caused other damage. The field day showcased various rootstocks and varieties that have been …
Implementing Insecticide Sprays for Winter Management of Psyllids
By Jawwad A. Qureshi In winter, citrus trees enter a state of quiescence due to lower light and cooler temperatures, which slows their metabolic activity. Therefore, most citrus trees do not produce new shoots during this period. These young shoots are essential for the growth of the Asian citrus psyllid (ACP), Diaphorina citri. The ACP is a small sap-feeding insect …




























