Controlling ACP and Other Pests as Critical as Ever

Tacy CalliesCitrus Greening

By Jawwad A. Qureshi and Philip A. Stansly More than a decade has passed since 2006, when huanglongbing (HLB) or citrus greening disease was identified in Florida. By then, the disease had already spread widely and went unrecognized due to high psyllid populations and a disease incubation period of months or years between infection and symptom expression. Nevertheless, management of …

Entomopathogenic Nematodes: Root Weevil Management Tool

Tacy CalliesPests

By Larry Duncan Citrus growers are recognized as early adopters of practices that enhance the biological control of arthropod pests. For more than a century, tactics such as the exploration and importation of predators and parasitoids or the reduced use of insecticides that disrupt biological control were increasingly employed against pests in the tree canopy. Beginning in the early 1990s, …

Phil Stansly: Psyllid Slayer

Tacy CalliesCitrus, Citrus Health Management Areas, HLB Management, Pests

By Ernie Neff Gulf citrus growers had a CHMA (citrus health management area) before CHMAs were popular — even before they were called CHMAs! Phil Stansly, University of Florida (UF) entomology professor, is among those credited with organizing Florida’s first psyllid- and HLB-fighting CHMA. Others recognized for the achievement include Gulf Citrus Growers Association (GCGA), Florida Cooperative Extension Service and …

Soil Improvement with Organic Mulch

Tacy CalliesSoil Improvement

By Jim Hoffman This article is about my experiences with incorporating organic mulched materials into select areas of groves at Estes Citrus in the Indian River region. Our citrus groves consist of bedded, 40-acre blocks where it is common to have three or four distinct soil types in each block. Unfortunately, we have several sand-pond areas that have a history …

HLB, microbiology

Soil Microbiologist Discusses Work

Ernie NeffHLB Management, Research

Sarah Strauss became a University of Florida soil microbiologist at the Southwest Florida Research and Education Center at Immokalee in late May 2016. She discusses the ways she hopes to help citrus growers. “There’s a lot of exciting things in soil microbiology,” Strauss says. “There’s a lot of new technology that we didn’t have just five years ago. And so …

The Many Hats of Allen Morris

Tacy CalliesCitrus, Economics

By Tacy Callies Having grown up in the small north Florida town of Macclenny, a farming community, Allen Morris was introduced to agriculture at an early age. His father died in a tractor accident when Morris was seven, but that didn’t deter him from wanting to earn a living in agriculture. In fact, at 14, he obtained a restricted driver’s …

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 in Brazil: What’s Working and What Florida Can Use

Kelsey FryCitrus Greening

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 …

Senator Rubio: ‘If We Don’t Have Replanting, We’re Going to Lose the Industry’

Kelsey FryAgriculture, Citrus, Citrus Greening, Legislative

On July 21, 2016, U.S. Sen. Marco Rubio (R-FL) visited the Lakeland area to tour a citrus grove affected by citrus greening.  Sen. Rubio was joined by Florida Agriculture Commissioner Adam Putnam. They visited Gapway Groves in Auburndale to meet growers and industry leaders to discuss the grave problem facing Florida’s citrus industry. Rubio and U.S. Sen. Bill Nelson (D-FL) …

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, …

What to Consider When Putting a New Grove in Place

Josh McGillCitrus, Water

By: Mongi Zekri There is a high degree of planning and preparation that goes into making a new citrus tree planting successful. Site preparation, installation of an irrigation system, selection of varieties and rootstocks, tree spacing, purchasing trees from reputable nurseries, and tree planting and care are all important. Site Preparation The planting site should be well prepared. Soils at …

Water Farming Success

expoadminCitrus, Water

Two Indian River County Sites Approved for Water Farming Funding On January 12, the St. Johns River Water Management District’s Governing Board approved funding for two sites in Indian River County to establish water farms to help reduce nitrogen and phosphorus being dumped into the Indian River Lagoon. The nutrient-rich fresh water being dumped into the lagoon causes massive algae …

international

International HLB Conference Focused on Grower Solutions

Daniel CooperEvents, HLB Management, Research

This spring, the seventh International Research Conference on Huanglongbing (IRCHLB) was held in Riverside, California. The inaugural event was held in 2008 and funded by a grant from the U.S. Department of Agriculture (USDA) National Institute of Food and Agriculture. USDA researcher Tim Gottwald and University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) professor Jim Graham founded the …

OTC

Seeking a Partner for OTC

Daniel CooperHLB Management

Few would dispute that the approval of oxytetracycline (OTC) for use as a trunk-injection therapy to treat HLB is one of the biggest breakthroughs in the nearly two decades of fighting the disease. Most Florida citrus growers believe the therapy has been a net positive and they are committed to continuing the treatment. However, there’s a stipulation in the labels …

mexfly

Mexfly Quarantine Expansions in Texas

Daniel CooperPests, Regulation, Texas

Agriculture officials on May 20 expanded Mexican fruit fly (Mexfly) quarantines in areas of Texas containing commercial citrus. The USDA Animal and Plant Health Inspection Service (USDA APHIS) and the Texas Department of Agriculture (TDA) increased the Harlingen Quarantine and the Sebastian Quarantine, which include areas of Cameron, Hidalgo and Willacy counties. The expansion of the Harlingen Quarantine is in …

Harvest+

Brazil’s Harvest+ Reports Progress

Daniel CooperBrazil, Harvesting

Brazil’s Harvest+ project coordinator, Efraim Albrecht, recently traveled to Europe in search of mechanized and semi-mechanized solutions to improve citrus harvesting in Brazil. Harvest+ seeks to establish partnerships with companies that develop equipment and technologies that serve Brazilian orchards. It also seeks to contact universities and research centers that have innovative projects. In Seville, Spain, Move Agro’s coordinator and process …

roots

The Relationship Between Roots and OTC Treatments

Daniel CooperHLB Management, Root health

Back in the early days of the HLB fight, it was observed that what is going on underground in citrus tree root systems is just as important as what is happening aboveground. In 2013, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) and U.S. Department of Agriculture-Agricultural Research Service researchers published that 27% to 40% root loss due …

whole orchard recycling

Grant Funds Grower’s Whole Orchard Recycling

Daniel CooperCalifornia Corner

Grower John Gless owns a citrus orchard in California’s Kern County, which has greater citrus production than nearly any other county in the state. In 2020, he was looking to replace his old orchard and improve the orchard’s soil health through the conservation management practice of whole orchard recycling. With whole orchard recycling, orchard trees are chipped and spread back …

cutrale

Cutrale to Close Florida Juice Plant

Daniel CooperOrange Juice

The Cutrale Citrus Juices USA plant in Leesburg, Florida, will close and lay off 117 employees beginning in late July. A notice from Cutrale posted on the Florida Department of Commerce website gave the reason for the closing as “primary business partner has decided to move packaging operations from the Leesburg facility to their own facilities.” The notice is required …