Help Fight HLB, Take the Bactericide Survey

Josh McGillBactericides, Citrus Greening

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

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 …

HLB tolerance

Update on Spinach Genes for Citrus Tree Tolerance

Ernie NeffCitrus Greening, Genetic Engineering

At the recent Florida Citrus Mutual conference, Southern Gardens Citrus President Rick Kress provided an update on research by his company and Texas A&M into use of a spinach gene to create HLB tolerance in trees, and hopefully resistance. “We have tolerance,” he said. “We would certainly like to see immunity down the road, but we’ll work with tolerance and …

bactericides

Discussion on Bactericides for HLB Summarized

Ernie NeffBactericides, Citrus Greening

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 …

HLB

Gose Discusses Citrus Bactericides for HLB and Production

Ernie NeffCitrus, Citrus Greening

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 …

UF/IFAS Researcher To Be Honored As Citrus Engineer of Year

Kelsey FryCitrus, Citrus Greening

GAINESVILLE, Fla. — A University of Florida Institute of Food and Agricultural Sciences researcher who uses steam to help treat citrus trees infected by greening will receive this year’s Citrus Engineer of the Year Award. Reza Ehsani, a UF/IFAS associate professor of agricultural and biological engineering, will receive the award June 21 at the 59th Biennial Citrus Engineering Symposium at …

Grower Participation Needed for Short Bactericide Survey

Tacy CalliesBactericides, Citrus Greening

It has been approximately two months since the crisis declaration was issued that allows Florida citrus growers to use bactericides to combat HLB. Three commercial products containing the two active ingredients, streptomycin and oxytetracycline, are available for use. Growers are implementing season-long plans for application of these materials to suppress HLB. A range of options exist for use of these …

HLB

Citrus Grower Addresses Bactericides for HLB, Production and Pricing

Ernie NeffCitrus, Citrus Greening

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

PFD, Bactericides for HLB are Top Citrus Grower Concerns

Ernie NeffCitrus, Citrus Greening, Pests

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 …

Slow-Release Fertilizer in the Grove

Tacy CalliesCitrus Greening, Nutrition

Citrus Grower Sees Results with Slow-Release Fertilizer Pete Spyke, citrus grower and co-owner of The Orange Shop in Citra, hosted AgNet Media’s staff for an exclusive, behind-the-scenes tour of his retail shop and gift-fruit shipping business. He detailed the history of the operation and led the staff on a tour of the packinghouse and test-plot grove. Spyke explained his use …

Deadline Approaching for Citrus Research Grants

Kelsey FryCitrus, Citrus Greening, Legislative

Pre-applications for the emergency Citrus Disease Research and Extension (CDRE) grants are available for fiscal year 2016. The estimated total program funding is $22 million, as a part of the third installment of the $125 million appropriated in the 2014 Farm Bill. To find a detailed summary of CDRE project eligibility criteria and application instructions, visit nifa.usda.gov and search “CDRE …

Nurseries Excited About New Early Valencia Orange Varieties

Kelsey FryCitrus, Citrus Greening, Genetic Engineering

By: Brad Buck GAINESVILLE, Fla. — Nurseries are very interested in two new early Valencia orange varieties from the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS). Growers need help because citrus greening has infected more than 80 percent of Florida’s citrus trees, according to a recent UF/IFAS survey of growers. Although these two new early Valencias are …

Essential Oil Could Help Prevent Citrus Black Spot

Kelsey FryCitrus, Citrus Greening

By: Robin Koestoyo FORT PIERCE, Fla. – Dipping fruit after harvest with hot water and essential oil dips may reduce postharvest development of citrus black spot (CBS) lesions per fruit by up to 50 percent, according to new University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) research. The new management techniques are the result of Jiaqi Yan’s recently …

CRDF’s Browning Clarifies Recent USDA Funding

Kelsey FryCitrus, Citrus Greening, Legislative

The funding was made available through the Specialty Crop Research Initiative Citrus Disease Research and Extension Program, which was appropriated by the $125 million dollars allocated from the 2014 Farm Bill and administered by the U.S. Department of Agriculture’s (USDA) National Institute of Food and Agriculture. The $22 million dollars will be used for a variety of citrus greening-related channels, …

Surviving Citrus Acreage May Offer Hope

Kelsey FryCitrus, Citrus Greening

The fact that much Florida citrus acreage has survived even as production has tumbled drastically in recent years could offer hope for the industry’s future, grower Larry Black says. Black, who is president of Florida Citrus Mutual, offered his comments on Monday at a citrus round-table hosted by Yara North America in Tampa. Sponsored ContentA Simpler, Safer and More Effective …

Citrus Growers Surveyed on Percent of Trees Infected

Josh McGillCitrus, Citrus Greening

Florida citrus growers: 80 percent of trees infected by greening By: Brad Buck, 352-294-3303, bradbuck@ufl.edu Source: Ariel Singerman, 863-956- 8870, singerman@ufl.edu GAINESVILLE, Fla. — Florida’s citrus growers say as much as 90 percent of their acreage and 80 percent of their trees are infected by the deadly greening disease, which is making a huge dent in the state’s $10.7 billion …

Improved Rootstock Selection Tool

Josh McGillCitrus, Citrus Greening

Florida Citrus Rootstock Selection Guide: New Custom Query Option The third edition of the Florida Citrus Rootstock Selection Guide was recently released online at flrootstockselectionguide.org and has now been expanded to include an expert system to aid growers in rootstock selection. The expert system was developed as a collaborative effort of Steve Rogers, Bill Castle, Steve Futch and Andrew Persaud. …

Bactericide Trials

Josh McGillCitrus, Citrus Greening

Growers should conduct bactericide trials Multiple meetings have been held across the state to discuss the three bactericides made available to citrus growers by the crisis declaration issued by Florida Commissioner of Agriculture Adam Putnam. Growers have many concerns surrounding these products, such as efficacy rates and economic viability. University of Florida associate professor and Extension specialist Megan Dewdney cautions …

Metalized Mulch

Josh McGillCitrus, Citrus Greening

Big boost in young tree growth and yield from insecticides and metalized mulch By Phil Stansly, Scott Croxton and Joby Sherrod With yields dropping in Florida and Brazil, the decision to replant is not an easy one. Still, prospects for eventual success of new plantings are better now than ever in the last 10 years. Think about it: 1) Asian …

Disrupting Psyllid Mating to Control HLB

Josh McGillCitrus, Citrus Greening

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, …