Bactericide Survey Results Summary

Josh McGillBactericides, Citrus Greening

By Stephanie Slinski and Harold Browning (Editor’s note: Click on the graphs throughout the article to enlarge them.) Bactericides have been available to growers as a new tool to improve the health of HLB-infected trees since early March 2016. This use has been under a crisis declaration from the Florida commissioner of agriculture, but on August 15 of this year, …

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 …

Saving Florida’s Citrus Industry Through Collaboration and Innovation

Kelsey FryCitrus, Citrus Greening

From Kevin Shea, Administrator, USDA Animal and Plant Health Inspection Service: The Florida citrus industry is under siege and the invader is a tiny bug called the Asian citrus psyllid (ACP). The ACP spreads a disease known as Huanglongbing (HLB) or citrus greening, and together they are destroying groves that have been cultivated by families for generations. But all is …

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 …

Moving Murcott from the Top of the Tree to the Bottom

Tacy CalliesRootstocks

By Bill Castle and Luiz A.B.C. Vasconcellos Maybe it’s time to try a scion as a rootstock! Murcott is widely known as a scion variety, but it might be an interesting rootstock based on grower experience in Brazil as well as rootstock trial results and some commercial use in Florida. Mandarin rootstocks and their hybrids have generally good horticultural traits, especially …

Entomologist Joins UF/IFAS to Help Solve Citrus Greening

Kelsey FryAgriculture, Citrus Greening

An entomologist with 10 years of research focused on the state’s iconic citrus industry has joined the faculty of the University of Florida Institute of Food and Agricultural Sciences’ Indian River Research and Education Center (UF/IFAS IRREC). Named Entomologist of the Year in 2012 by the Florida Entomological Society, Jawwad A. Qureshi was selected for a new position as assistant …

Sneak Peek: August 2016 Citrus Industry

Tacy CalliesCEU, Citrus Expo

The August issue of Citrus Industry magazine is coming soon! In this edition, growers will have the opportunity to earn one Core CEU by reading an article on pesticide formulations and taking the accompanying test. Other features offer new knowledge on citrus black spot and guidelines on how to evaluate HLB treatments in the grove. In addition, University of Florida …

Senator Rubio and Commissioner Putnam Visit Florida Citrus Grove

Kelsey FryAgriculture, Citrus Greening

U.S. Senator Marco Rubio (R-FL) is at Gapway Groves in Auburndale today to see firsthand the plague facing Florida’s citrus industry. Senator Rubio is joined by Florida Commissioner of Agriculture Adam Putnam on a tour of a grove impacted by citrus greening. Both Senator Rubio and Commissioner Putnam are key advocates in the fight against HLB and have worked on …

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 …

Growers Learn About Diaprepes Root Weevil Control

Tacy CalliesPests

University of Florida professor Larry Duncan presented the latest research on using entomopathogenic nematodes (EPNs) to control Diaprepes root weevil (DRW) in citrus to approximately 30 growers on June 30 at the Hardee County Extension Service office in Wauchula. The combination of HLB with DRW intrusion has created a situation that will accelerate the destruction of most infected trees. DRW …

Section 18 Update on FireWall

Kelsey FryCitrus

The current Section 18 emergency exemption permitting application of FireWall™ 50 WP to aid in the control of citrus canker in Florida grapefruit expires on July 1, 2016. After discussions with EPA, the Florida Department of Agriculture and Consumer Services (FDACS) and the Florida Fruit & Vegetable Association (FFVA) have decided not to pursue its renewal. The rationale for this …

Sneak Peek: July Citrus Industry Magazine

Tacy CalliesCitrus, Irrigation

Citrus Industry subscribers will soon receive the July issue of the magazine. Featured in the cover story are young citrus leaders LeAnna and Aaron Himrod. Read all about the sister and brother’s accomplishments as they carry on the family tradition of staying in the citrus business. This issue also includes two water-management articles by University of Florida professor Kelly Morgan. …

Letter to the Editor: Pete Spyke

Josh McGillCitrus

By: Pete Spyke President of Arapaho Citrus Management, Inc. Bill Castle’s recent Letter to the Editor (see January 2016 Citrus Industry) called for our industry to engage in dialogue about HLB that is different from our usual kinds of communication. It seems that a good place to start may be with new varieties and rootstocks. Unless we increase the productive …

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 …

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 …

Sneak Peek: June Citrus Industry Magazine

Josh McGillCitrus

The June issue of Citrus Industry magazine is coming soon. This edition is all about citrus beyond the Sunshine State. Readers will notice a new column in the magazine, called Global Perspectives, authored by a Brazilian citrus expert, Marcos Fava Neves. Ernie Neff, senior correspondent at large, examines the citrus industries in California and Texas. His articles include both challenges …

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 …

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, …