By Larry Duncan Prior to the introduction of citrus greening disease in Florida, certain conventions applied to the occurrence and impact of diaprepes root weevil in groves across the state. The abundance and damage potential of this major pest were greatest in some Flatwoods habitats, such as parts of the inland East Coast where newly planted trees sustained major damage. …
Kaolin and Climate Impacts on HLB Addressed
The impacts of kaolin and climate on HLB in Brazil were among topics addressed by researchers from Brazil’s Fundecitrus during the recent International Research Conference on HLB in Riverside, California. HLB is also known as citrus greening. Researcher Marcelo Miranda discussed results of a study on the use of processed kaolin in low doses to reduce the HLB-spreading psyllid population …
Outlook for Brazilian Acreage and Production
A study by researchers Gilberto Tozatti, Mauricio Mendez and Rodolfo Castro indicated the likely future significant reduction in Brazilian citrus acreage and production due to huanglongbing (HLB or greening). The calculations are based solely on the current Brazilian Citrus Belt and do not consider future citrus projects happening in areas outside of it. Tozatti presented the study at the recent …
Final Orange Forecast for Brazil’s 2023–24 Season
Fundecitrus and its cooperators published the final orange production forecast on April 10 for the 2023–24 crop season in Brazil’s São Paulo and West-Southwest Minas Gerais citrus belt. The forecast calls for 307.22 million 90-pound boxes of oranges, unchanged from the February forecast. The final forecast by variety is: The season’s production was 2.2% lower than the prior year’s crop …
Fundecitrus Participates in Australian Citrus Congress
General Manager Juliano Ayres and researcher Franklin Behlau of Brazil’s Fundecitrus participated in the recent Australian Citrus Congress. Attendees discussed the impacts caused by citrus greening in affected countries like Brazil and worked to establish strategies for preventing and detecting the disease in Australia. During the event, Behlau gave a lecture at the Citrus Australia Biosafety Symposium and provided an …
BRAZILIAN RESEARCH RESULTS IN A UNIQUE PRODUCT FOR HLB MANAGEMENT
BRAZILIAN RESEARCH RESULTS IN A UNIQUE PRODUCT FOR HLB MANAGEMENT A groundbreaking study recently conducted by renowned Brazilian agro-science has resulted in a formula for the effective management of citrus greening, a disease that has severely affected citriculture in Brazil and worldwide for a long time. It was in the laboratories of the Citrus Center of the Agronomic Institute of …
University of Georgia Lab Offers HLB Testing
The University of Georgia’s (UGA) Plant Molecular Diagnostic Laboratory (MDL) on the Tifton campus is a U.S. Department of Agriculture-certified lab performing huanglongbing (HLB, also known as citrus greening) testing. It offers the advanced test to commercial growers, homeowners, nurseries, Extension and research personnel and the Georgia Department of Agriculture. The molecular test per sample costs $80. Candidatus Liberibacter species associated with HLB …
HLB Quarantine Areas Expanded in California
Federal and state agriculture officials have expanded the areas quarantined for huanglongbing (HLB; also known as citrus greening) in California. The action was taken by the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) in cooperation with the California Department of Food and Agriculture (CDFA). APHIS is adding portions of Los Angeles, San Diego and Ventura counties …
Growers Must Settle for HLB-Tolerant Trees While Waiting for Resistance
The dream of citrus varieties being totally resistant to huanglongbing (HLB) disease (citrus greening) is still a distant reality for Florida growers. For now, they must depend on tolerant varieties to lessen the disease’s impact, which is widespread throughout most of the state. Michael Rogers, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center …
Georgia Citrus Association Outlines Industry Initiatives
The Georgia citrus industry has experienced a significant increase in production since it started more than 10 years ago. The Georgia Citrus Association (GCA) is taking steps to ensure continued expansion. During the GCA’s recent annual meeting in Tifton, association president Lindy Savelle spoke with AgNet Media and outlined her organization’s priorities on the heels of another harvest season. A …
Register for the 2024 Florida Citrus Growers’ Institute
Citrus greening or huanglongbing (HLB) continues to impact all citrus production areas of Florida. The 2024 Florida Citrus Growers’ Institute is an opportunity for Florida citrus growers to come together to learn about effective management of HLB and other challenging pests and diseases affecting the industry. Topics this year include horticultural management of HLB, citrus nutrient management and management of …
Florida Budget Includes $47 Million for Citrus
Florida Citrus Mutual (FCM) recently reported that the Florida Legislature’s fiscal year 2024–25 budget includes $47 million to aid the state’s citrus industry. The funding for various programs is: Additionally, the Florida Legislature’s budget includes a $100 million annual appropriation for the Rural and Family Lands Protection Program, which aims to protect working agricultural operations from development by establishing conservation easements. …
Mexican Organic Orchards Offer Better Psyllid Control
A wider diversity of weeds and insects in organic Mexican citrus orchards compared to conventional orchards aids in control of the HLB-spreading Asian citrus psyllid (ACP/Diaphorina citri), a Mexican scientist reported recently. HLB is also known as citrus greening disease. “In the organic orchard, there are almost double the species of weeds compared to the conventional orchard,” Carlos Castillejos Cruz …
Find UF/IFAS Citrus Resources Online
By Michael E. Rogers Were you unable to attend a recent University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) event and want to hear what you missed? Many past presentations are available online. The UF/IFAS Citrus Research Website archives presentations made by UF/IFAS faculty at various meetings across the state. These can be found by scrolling down and …
HLB Could End Georgia’s Citrus Industry
One California citrus leader believes Georgia should respond more aggressively to huanglongbing (HLB, also known as citrus greening) for the sake of the industry’s future in the state. Roger Smith, fourth-generation citrus producer and executive of AC Foods, spoke during the recent Georgia Citrus Association meeting in Tifton. He discussed the disease that devastated citrus production in Florida and could …
Florida Citrus Land Sales and Prices
The recent Lay of the Land Florida 2023 Market Report from SVN Saunders Ralston Dantzler Real Estate highlighted 40 citrus grove sales in 12 Central Florida counties last year. The average sales price of $11,141 per net tree acre was up 3% from the prior year. The average gross acre sales price was $9,284, up 7%. The highlighted grove sales …
Discovery Speeds Push for HLB-Tolerant Citrus
It’s one thing for a hybrid citrus tree to tolerate HLB, but quite another thing for it to produce orange-like fruit that makes delicious orange juice (OJ). That holy grail of traits could be nearer, thanks to a team of U.S. Department of Agriculture Agricultural Research Service (USDA-ARS) and University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) scientists. …
HLB Management Different for North Florida Citrus
Living with huanglongbing (HLB) disease (citrus greening) is a much different process for citrus growers than protecting their crop from it. Growers in the cold-hardy citrus region are currently trying to keep the devastating disease out of their area. Industry experts like Michael Rogers, University of Florida Institute of Food and Agricultural Sciences Citrus Research and Education Center director, are …
New Tool Will Help Brazilian Growers Manage Psyllids
Fundecitrus has launched Evaluate Psyllid, a tool that will help citrus growers choose insecticides to manage the pest that spreads citrus greening disease. Evaluate Psyllid will make available the results of insecticide efficacy experiments on field psyllid populations in different regions of Brazil’s citrus belt. The insecticide efficacy data will be constantly updated as experiments are carried out. It will …
Georgia Citrus Industry ‘Looking Forward’
The citrus industry has found footing in Georgia and needs continued support as this promising industry marches toward the future. Events like the Georgia Citrus Association annual meeting on Feb. 27 at the University of Georgia Tifton Campus Conference Center provided information tailored to protecting growers’ investments. “One of the things we wanted to do differently this year is remind …