HLB heat treatment

Update on Thermal Therapy for HLB

Ernie NeffCitrus Expo, Citrus Greening

University of Florida researcher Reza Ehsani updated growers at Citrus Expo in August about research into the use of heat treatment of HLB-infected trees. Approximately 80,000 trees were heat treated in Florida in the past year, he says. Ehsani discusses some key issues regarding thermal therapy. “Finding the right time and temperature is critical to using this technique,” he says, …

hurricane

Hunt Discusses Citrus Acreage Reduction

Ernie NeffCitrus Greening, Economics

“I think it just continues to show … the effect of HLB,” citrus grower and Florida Citrus Commission Chairman Ellis Hunt Jr. says of the U.S. Department of Agriculture report that Florida citrus acreage fell 4 percent in a year. “I look forward to the day that the new groves going in the ground will offset the declining numbers.” Hunt …

citrus acreage decline

Grower Not Surprised by 4 Percent Acreage Decline

Ernie NeffBactericides, Citrus Greening, Economics

“I don’t think there were any real surprises in the report today,” Indian River area grower and packer Cody Estes says in response to the U.S. Department of Agriculture’s report that Florida citrus acreage tumbled 4 percent. Florida acreage is now at 480,121, the lowest number since tracking began in 1966. “Hopefully with the anti-microbial treatments that are going on, …

Planting New Groves in the Face of HLB

Ernie NeffCitrus Greening, Nutrition, Rootstocks

Planting new groves in the face of HLB has become a daunting task for Florida growers. At the recent Citrus Expo, University of Florida researcher Ute Albrecht offered suggestions for those taking on the challenge. “Among the important things to consider when planting new groves are the site preparation, the planting of the trees, weed management, irrigation and nutrition, and …

citrus acreage tumbled

Florida Citrus Acreage Skids 4 Percent to 480,121

Ernie NeffEconomics

The U.S. Department of Agriculture’s Commercial Citrus Inventory, released Monday, shows total Florida citrus acreage tumbled 4 percent from last year to the lowest level since tracking began in 1966. The gross loss of 31,365 acres is the largest loss recorded in a single season since one-year interval surveys began in 2009. New plantings – at 10,090 acres – are …

PFD and HLB

Trees Look Good but PFD and HLB Will Impact Yield

Ernie NeffCitrus Greening, PFD

Several citrus growers attending a grower forum in Sebring last week said groves are looking very good even though fruit production is expected to be low this season. John Barben, a Highlands County grower and the new president of Florida Citrus Mutual, summarized the situation. “Trees are looking good,” Barben said. “We had a lot of rain the last couple …

Research on HLB-Tolerant Varieties Conducted in Gainesville

Ernie NeffCitrus Greening, Pests

Research on HLB-tolerant trees and better citrus varieties is being conducted in Gainesville, outside the Florida citrus belt. University of Florida scientist Jose Chaparro discusses the work. “In Gainesville we have essentially the youngest citrus breeding program in Florida,” Chaparro says. “In the future, we hope to be able to provide both HLB and canker resistance in our selections.” Such …

HLB

HLB Playbook for Growers in the Works

Ernie NeffCitrus Expo, Citrus Greening

Michael Rogers, director of the University of Florida’s Citrus Research and Education Center, discussed the planned HLB Playbook at the recent Citrus Expo. The playbook should be available in print and on the Internet by January. Rogers says the playbook will feature “all the information we know about managing citrus groves in the face of HLB and how growers can …

HLB

Panel on Bactericides for HLB Summarized

Ernie NeffBactericides, Citrus Expo, Citrus Greening

Harold Browning, chief operating officer of the Citrus Research and Development Foundation, summarizes a Citrus Expo panel in which four growers discussed their use of bactericides for HLB. The bactericides became available for use for HLB this spring. “They’re kind of working in the dark,” Browning says of the panelists and other growers trying bactericides. “They’re having to test and …

bactericides for HLB

Snively Discusses Use of Bactericides for HLB

Ernie NeffBactericides, Citrus Expo, Citrus Greening

Jim Snively of Southern Gardens Citrus says his company is trying bactericides for HLB on one-tenth of its 10,000 citrus acres. The company is working with the Citrus Research and Development Foundation to analyze fruit drop, tree condition and more in blocks treated with bactericides. He believes it will take two to three years to determine if the bactericides are …

Bactericide Research Appears Promising

Ernie NeffBactericides, Citrus Expo, Citrus Greening

U.S. Department of Agriculture scientist Bob Shatters updated Citrus Expo seminar attendees on results from ongoing bactericide research trials. He was among the many speakers who discussed tools for HLB in the seminar program. “The first year of applications, we were detecting reductions in the bacterial population of the plant,” Shatters said. “And we did see that continue after the …

EPA Approves Temporary Use of Bactericides for HLB

Ernie NeffBactericides, Citrus Greening

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 …

Experiences with HLB

HLB Experiences and Thoughts Shared

Ernie NeffCitrus Greening, Grapefruit, Pests

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 …

HLB and psyllid levels

Record Psyllid Levels and the Good CHMAs Do

Ernie NeffCitrus Greening, Pests

Populations of HLB-spreading Asian citrus psyllids have been at record levels since April, University of Florida Citrus Health Management Area (CHMA) Program Coordinator Brandon Page told growers at a recent seminar in Immokalee. Page thinks abandoned groves that aren’t sprayed and therefore harbor psyllids are part of the reason for the recent population increase. “I think we’re also seeing money …

Canker Is Manageable, Grower Crop Advisor Says

Ernie NeffGrapefruit, Pests

Tom Stopyra, technical crop advisor for the Packers of Indian River, told more than 75 growers at an Immokalee seminar last week how his company gets excellent canker management utilizing a four-pronged program: “You have to control the leafminer. You have to have frequent copper sprays at a lower rate. You have to have windbreaks and sanitation, which is the …

HLB

Grower: Try Fewer Inputs for HLB Before Quitting

Ernie NeffCitrus Greening, Irrigation, Nutrition

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 …

double citrus production

Citrus Production Increases with Reduced Inputs

Ernie NeffCitrus Greening, Nutrition

Yes, you read that headline correctly! The Mid-Florida Citrus Foundation Grove near Winter Garden in the past year or so managed to almost double its citrus production while cutting production costs almost in half. Mickey Page, the grove’s research coordinator and farm manager, tells why the inputs had to be reduced and how he altered the production program. “If you …

bactericides survey

Sparks Urges Growers to Take Bactericide Survey

Ernie NeffBactericides, Citrus Greening

Florida Citrus Mutual CEO Mike Sparks tells why it’s important for Florida citrus growers to participate in a bactericide survey. The survey was developed by the Citrus Research and Development Foundation and is being administered by AgNet Media. Even growers who are not using the bactericides yet are asked to participate. The purpose of the survey is to collect data …

Citrus Growers Share HLB Tips

Ernie NeffCitrus Greening

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 …

bactericides survey

Sparks Discusses Citrus Tariffs and PFD

Ernie NeffLegislative, Pests

Florida Citrus Mutual CEO Mike Sparks discusses the association’s annual conference this week, including the election of a new association president, the U.S. presidential race from a tariff perspective, and postbloom fruit drop (PFD). During the conference, Mutual’s trade attorney reported on presidential candidates’ views regarding tariffs, which can impact citrus trade. Sparks comments on that report: “When you hear …