The Benefits of Growing Citrus on UV-Metalized Reflective Mulch

Josh McGillHLB Management, Research

By Jawwad Qureshi, Lauren Diepenbrock and Davie Kadyampakeni Protecting citrus trees from the Asian citrus psyllid (ACP) is critical to reducing the spread and severity of huanglongbing (HLB) or citrus greening disease. ACP, the vector of the pathogen responsible for causing HLB in citrus, needs young shoots to develop and reproduce. The frequent availability of viable shoots in young trees …

Orange Juice Shortages and Staggering Prices

Josh McGillEconomics, Orange Juice

By Marisa L. Zansler The orange juice (OJ) category has experienced turbulence over the past four years, characterized by volatility in prices, sales and distribution. Initially, the category declined in volume sales amid a saturated beverage market, with numerous options vying for consumers’ attention. However, the pandemic in early 2020 revitalized consumer interest, positioning OJ as a convenient and healthy …

Alert Issued for Leprosis in Brazil

Josh McGillBrazil, Diseases

Brazil’s Fundecitrus is alerting citrus growers to take extra measures against leprosis during the current critical period for disease occurrence, May to September. At this time, fruit are in development, and the lack of rain favors outbreaks of the leprosis-transmitting mite. Leprosis is an important disease of Brazilian citrus that in recent years has caused significant damage to orange groves. …

Stelinski Elected Entomological Society Fellow

Josh McGillAwards

Lukasz Stelinski, a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) entomology professor, has been elected a fellow of the Entomological Society of America (ESA) for 2023. He is one of six recognized for outstanding contributions to entomology via research, teaching, Extension, administration, military service or public engagement and science policy. Stelinski works at the UF/IFAS Citrus Research …

Alico Discusses Trunk Injection and Next Season

Josh McGillHLB Management

Alico, Inc. began treating citrus trees in January 2023 with an oxytetracycline (OTC) product via trunk injection as a citrus greening therapy. “Through June 30, 2023, we have treated over 35% of our trees with OTC, which is expected to mitigate some of the impacts of citrus greening and is expected to decrease the rate of fruit drop, as well …

Efforts Continue to Obtain Federal Funding for Hurricane Relief

Josh McGillfinancial, hurricane

Florida Citrus Mutual (FCM) reported that Congress was expected to receive a supplemental funding request from the White House Office of Management and Budget (OMB) in early August. “We worked with Congresswoman Debbie Wasserman Schultz to craft a letter urging (OMB) Director Shalanda Young to include relief for Florida’s farmers in their (OMB) request,” FCM Executive Vice President/Chief Executive Officer …

Return-on-Investment Potential of CUPS

Josh McGillCUPS, Economics, HLB Management

By Ariel Singerman and Arnold W. Schumann To exclude the Asian citrus psyllid (ACP, Diaphorina citri) vector of huanglongbing (HLB) and thereby produce disease-free healthy fruit, fresh citrus can be grown under protective screen structures. The expected economic benefit from adopting citrus under protective screen (CUPS) and excluding the ACP is increased yield and quality of fruit, which in turn, are …

Georgia Citrus Meeting Informs and Updates Growers

Josh McGillGeorgia

Meetings have become an integral part of the production process for Georgia citrus growers. The University of Georgia’s (UGA) most recent meeting allowed producers to hear from scientists about research pertaining to a growing industry in the region. Topics like changing weather patterns, rootstock research, HLB and the use of ethylene to degreen satsuma mandarins were presented during an Aug. …

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Psyllids Reach Historically High Levels in Brazil

Josh McGillBrazil, HLB Management, Psyllids

Populations of Asian citrus psyllids in the Brazilian states of São Paulo and Minas Gerais have hit historically high levels, Fundecitrus recently reported. Fundecitrus described the development as “alarming” because the psyllids spread citrus greening disease.  Reversing the situation requires immediate and joint action among citrus growers in the same micro-region, Fundecitrus stated. It reported that in the first half …

Hairy Approach May Get to the Root of HLB

Josh McGillHLB Management, Research, Texas

Developing disease-resistant, high-quality improved crop varieties may seem like a “hairy” task, but Texas A&M AgriLife Research scientists may have gotten to the root of the issue. A new biological technology that develops and multiplies disease-resistant citrus plants is under development by an AgriLife Research team led by Kranthi Mandadi. Mandadi is an associate professor at the Texas A&M AgriLife Research …

Developing Management for a New Snail Pest

Josh McGillPests

By Lauren Diepenbrock A recently established snail species, Bulimulus bonariensis (also known as Bulimulus sporadicus), has been growing in population throughout the Southeast for the past few years. Growers first reported concerns about this snail in 2020 when they found the pest covering microjets and interfering with irrigation in the late spring/early summer (Figure 1). At the time, it was …

Connect and Learn at the Citrus & Specialty Crop Expo

Josh McGillCitrus Expo, Education, Tip of the Week

By Jamie D. Burrow and Ruth Borger The Citrus & Specialty Crop Expo has always been a time for the industry to gather, learn and reminiscence. During the Expo at the Florida State Fairgrounds in Tampa on Aug. 16–17, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Extension booth is in a new location near the …

How to Access CRAFT Grower Data

Josh McGillCRAFT, HLB Management, Research

The Citrus Research and Field Trial Foundation, Inc. (CRAFT) has a website with a public dashboard that houses the data that participating growers have submitted. A recent University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Extension newsletter included an article describing how to access the data from the CRAFT grower field trials. The article, summarized here, was written …

Turkish Tangerines Rebound From Natural Disasters

Josh McGillCrop Forecast, International, Mandarins

Turkish production of mandarins/tangerines is forecast at 1.86 million metric tons (MMT) for 2022–23, up slightly from the previous season, the U.S. Department of Agriculture Foreign Agricultural Service (USDA FAS) reported. Prior season (2021–22) mandarin production was 1.81 MMT. Mandarins were less impacted than other Turkish citrus by freezing temperatures during blossoming in March 2022, USDA FAS stated. Also, the …

Nominations for Florida Ag Hall of Fame

Josh McGillAgriculture, Awards

The Florida Agricultural Hall of Fame, which honors producers, commodity leaders, educators, scientists and others who have contributed to agriculture in the Sunshine State, is accepting nominations for its class of 2024 inductees. There are two ways to nominate: Nominations and supporting materials must be submitted electronically no later than Sept. 1. “The Hall of Fame celebrates the rich history …

Brazilian OJ Exports to United States Surge

Josh McGillBrazil, Orange Juice

Brazil is the world’s leading exporter of orange juice (OJ) and accounts for nearly 80% of the OJ marketed in the world. For every five cups of orange juice consumed, almost four are produced in Brazil. According to the Institute of Agricultural Economics, in the first four months of the year, São Paulo exported $682 million in juice, of which …

Biologically-Based Management of Citrus Pests

Josh McGillBiologicals, Pests, Tip of the Week

By Jawwad Qureshi Management of the Asian citrus psyllid (ACP, Figure 1) is critical because it is responsible for spreading huanglongbing (HLB) disease. Although HLB is established in Florida, it continues to spread through ACP feeding in already infected trees and by infecting newly planted young trees. Some ACP control occurs naturally in the environment by beneficial organisms such as …

UF/IFAS Educational Programs at Expo

Josh McGillCitrus Expo, Education

University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus researchers and Extension staff will provide multiple educational programs at the Citrus & Specialty Crop Expo Aug. 16–17. The event will be held at a new location this year — the Florida State Fairgrounds in Tampa. Attendance is free to growers, but registration is required. UF faculty and staff …

Land Grant Research Prioritization Act Introduced

Josh McGillLegislative, Research

U.S. senators from Florida and Georgia have introduced legislation authorizing the U.S. Department of Agriculture (USDA) to make priority research grants available for land-grant universities. The grants would fund research and development of agricultural applications of artificial intelligence (AI), advanced mechanized harvester technologies, invasive species control and aquaculture. The senators who introduced the Land Grant Research Prioritization Act are Marco …