Phosphorus Recommendations and Soil pH Amendments

Josh McGillHLB Management, Nutrition, Soil Improvement

By Kelly T. Morgan and Davie Kadyampakeni Most information provided in the 2020 3rd edition of Nutrition of Florida Citrus Trees is still sound for healthy citrus trees under Florida production conditions. Past information on nutrients, application methods, leaf and soil sampling, and irrigation scheduling are also effective for management of huanglongbing (HLB)-affected trees. However, research conducted since HLB was …

Marketing Florida Orange Juice: Progress and Plans

Josh McGillFlorida Department of Citrus, Marketing, Orange Juice

Florida Department of Citrus (FDOC) staff and members of the FDOC’s marketing firm, Edible, told the Florida Citrus Commission (FCC) on March 16 about recent marketing Florida orange Juice successes and plans for 2022–23. Karmen Johnson of Edible provided an update on current marketing activities. The e-commerce program includes a collaboration with Kroger and Pinterest that targeted more than 580,000 …

Citrus Commission Learns About HLB-Tolerant Trees, Other Research

Josh McGillFlorida Department of Citrus, HLB Management, Research

At the Florida Citrus Commission meeting earlier this month, a federal scientist outlined an eight-step action plan for research and development of heirloom orange trees that appear to be tolerant to HLB. Brian Scully, director of the U.S. Department of Agriculture’s (USDA) Horticultural Research Laboratory, discussed the Donaldson and Tobias trees at USDA’s Whitmore Foundation Farm. A third tree is …

CRDF Changes Funding Procedures

Josh McGillCRDF

The Citrus Research and Development Foundation (CRDF) had a busy board of directors meeting in March. Rick Dantzler, CRDF chief operating officer, says the board utilized a new approach in seeking and approving research projects during the meeting. “The board advanced a number of research topics through the vehicle of ‘directed research’ where we negotiate with specific scientists who we …

Advancing Artificial Intelligence for Growers

Josh McGillFlorida, Research, Technology

University scientists, engineers, producers, government agencies and industry officials across the Southeast recently met to brainstorm ways to use artificial intelligence (AI) to help growers. They concluded that they could empower growers and equip farms to increase their economic and environmental sustainability and develop resilient solutions to address climate change by using AI. The three-day conference, Envisioning 2050 in the …

Update on Finger Limes in Florida

Josh McGillLimes, Research, Varieties

The Australian finger lime has created a buzz among chefs and mixologists for its caviar-like texture and flavorful pulp. The fruit also has captured interest among growers for its seemingly high tolerance to HLB. On March 23, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) hosted a half-day online symposium on finger limes to provide growers with …

Growers Needed to Aid Development of HLB Tool

Josh McGillHLB Management, Research

Excelsior Aerospace Corporation announced it is pursuing funding from the U.S. Department of Agriculture (USDA) to build a free tool that can rapidly detect, track and manage huanglongbing (HLB) disease. “On one end, our tool would serve growers in states such as Texas and California to detect early symptoms of ACP (Asian citrus psyllid) and HLB infection and take measures …

Early HLB Detection by Dogs

Josh McGillHLB Management, Research

By Amir Rezazadeh Huanglongbing (HLB), or citrus greening disease, has caused more than 70% decline in the production of oranges for juice and the fresh market in Florida. Once a tree is infected, there is no cure. Early detection followed by a rapid response is important to avoid further spread of the exotic pathogen. Delayed detection of HLB can result in …

Soil Is Key to Setting Up Trees for Success

Josh McGillAgriculture, Nutrition, Soil Improvement

By Brad Turner As I started my regenerative journey five years ago, it conjured up memories of walking the family groves in the 1970s with my freshly sharpened eye hoe. I would follow the tractor as it pulled the offset chopper, crisscrossing between the widely spaced trees in all directions. The native grasses and broadleaf plants — including legumes like …

Lemon Production in Turkey to Skyrocket

Ernie NeffExport/Import, International

Lemon production in Turkey is expected to increase 27% to 1.4 million metric tons (MT) in 2021-22, the U.S. Department of Agriculture’s Foreign Agricultural Service reported recently. Last season, lemon production reached 1.1 million MT. Producers are increasing orchard areas due to lemon’s profitability compared to other citrus fruits. The main problems reported by lemon producers in Turkey are diseases …

Black Core Rot Being Studied

Josh McGillDiseases, International, Research

A new Hort Innovation project aims to shed some light on how black core rot happens in Australian groves so the citrus industry can learn how to better manage the disease. Black core rot caused by the fungus Alternaria spp. can be a problem for some citrus growers in the southern growing areas in Australia. Citrus infected with Alternaria spp. …

USDA Seeks Advisory Board Members

Josh McGillAgriculture, Citrus

The U.S. Department of Agriculture (USDA) is soliciting continuous nominations for membership to its National Agricultural Research, Extension, Education and Economics (NAREEE) Advisory Board and its committees. The NAREEE board is comprised of 15 members representing a specific category of U.S. agricultural stakeholders. The board’s three committees include the Specialty Crop Committee, Citrus Disease Subcommittee and National Genetic Resources Advisory …

Florida OJ Demand and Rising Food Prices

Josh McGillFlorida Department of Citrus, Orange Juice

By Marisa L. Zansler It’s been nearly two years since the COVID-19 pandemic first swept across the country. American households are still adapting to a new way of life that includes a shifting of work-life balance and a return to familiar routines such as family gatherings, travel and venturing outside of the home. INFLATION AND OJ AVAILABILITYAs this transition into …

Grower Associations Object to H-2A Wage Methodology

Tacy CalliesEconomics, Labor

Florida Citrus Mutual recently published the following statement about comments it submitted regarding the wage rate for temporary foreign H-2A workers: “On January 31, 2022, Florida Citrus Mutual, along with many other agricultural entities nationwide, submitted comments to the United States Department of Labor (USDOL) in reference to the proposed changes to the methodology for the adverse effect wage rate …

Sign Up Citrus Workers for Safety Program

Tacy CalliesEducation, Labor, Safety

Due to a surge in infections related to the COVID-19 Omicron variant, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) 2022 Ag Worker Safety Program is being offered virtually through June 30. It became available Feb. 1. UF/IFAS has alerted fresh citrus growers, packers and shippers about the program’s availability. This annual bilingual training is designed to …

Georgia Grower Rapidly Reacts to HLB Find

Josh McGillGeorgia, HLB Management

By Lindy Savelle Earlier this year, a small grove owner in Grady County, Georgia, noticed some odd-looking trees in his grove. The leaves, having an asymmetrical discoloration, appeared to be nutritionally deficient. In an attempt to remedy the problem, the grower reached out to the Grady County Extension office for help. The Extension agent began his quest to figure out …

The Quest for Copper Alternatives for Managing Citrus Canker

Josh McGillDiseases, Research

By Ozgur Batuman, Sanju Kunwar and Ana Redondo There are new products that potentially can be added to a grower’s toolbox in coming seasons for managing citrus bacterial canker. Citrus canker is an infection by a species of bacteria (Xanthomonas citri subsp. citri) that causes fruit blemishes and fruit drop. It makes fruit unsightly and lowers its marketability. Every year, …

Trunk Injection Could Deliver the Kill Shot to HLB

Josh McGillHLB Management, Research

There are many materials that will kill the bacteria (Candidatus Liberibacter asiaticus) that causes HLB. The challenge has been getting these materials to the place where the bacteria lives in citrus trees — the phloem. Some believe trunk injection might do the trick, but it is an expensive and labor-intensive practice that has limited any breakthroughs so far. During the …

Growers Discuss Priorities for 2023 Farm Bill

Josh McGillAgriculture, Farm Bill, Legislative

The 2018 Farm Bill is set to expire in 2023, so preparations are underway to craft the behemoth legislation into law sometime next year. However, it is common for negotiations to extend into the following year. Whether the new farm bill is passed in 2023 or 2024, there’s a lot of work ahead. The farm bill was the focus of …

The State of the Citrus Industry in Japan

Ernie NeffInternational, Production

In a short summary about citrus in Japan, the U.S. Department of Agriculture’s Foreign Agricultural Service (FAS) reports that the country’s mandarin production continues to decline amid labor shortages and reduced consumption. Shipping challenges and rising prices are projected to reduce the consumption of largely imported oranges and grapefruit. MANDARINSTangerine/mandarin production for 2021-22 is forecast at 924,000 metric tons (MT), …