Peptide Could Restore Florida Citrus

Tacy Callies HLB Management

CghSAMPa, the peptide found in the fruit of greening-tolerant Australian finger limes, is believed to be the first substance capable of controlling huanglongbing (HLB, also known as citrus greening). University of California, Riverside and Invaio Sciences, Inc. have partnered to advance the peptide research with hopes of bringing an HLB solution to commercialization by 2023. During a recent seminar hosted …

CCM Supports Plan to Address Imports

Len Wilcox California Corner, Trade

On Sept. 10, California Citrus Mutual (CCM) commended the Office of the U.S. Trade Representative (USTR), U.S. Department of Agriculture and U.S. Department of Commerce (DOC) for the actions they recently announced to address the injury caused by increased imports of seasonal and perishable products. The federal Report on Seasonal and Perishable Products in U.S. Commerce was announced earlier this …

HLB Solution Could Be Available in Three Years

Tacy Callies HLB Management

University of California, Riverside (UCR) scientist Hailing Jin believes she has found a substance capable of controlling the deadly citrus greening disease known as huanglongbing (HLB). The potential cure Jin discovered is a peptide found in the fruit of greening-tolerant Australian finger limes, which have been consumed by humans for hundreds of years. Invaio Sciences, Inc., a multi-platform technology company …

Florida citrus growers

Organic Solutions to Citrus Greening Sought

Tacy Callies Citrus Greening, Organic

The Organic Center is currently working with the University of Florida, the University of California, Riverside, and several citrus growers and industry members to conduct a national review of how citrus greening disease is impacting organic growers and other industry members.  The information will be used to develop a large-scale holistic research project proposal targeted toward protecting organic citrus growers from citrus …

U.S. Citrus Production Declines

Ernie Neff Production

Citrus utilized production in the United States for the 2019-20 season totaled 7.78 million tons, down 4 percent from the 2018-19 season. The production figures come from the Citrus Fruits 2020 Summary, a U.S. Department of Agriculture National Agricultural Statistics Service document. California accounted for 54 percent of total U.S. citrus; Florida totaled 42 percent, and Texas and Arizona produced …

psyllids

Psyllid Study to Determine Degree of HLB Risk

Len Wilcox California Corner, Psyllids

University of California Riverside Extension Specialist Monique Rivera said that funding for a new research project to study the Asian citrus psyllid (ACP) has been approved. The project will take a closer look at the phenology of huanglongbing (the citrus disease ACP spreads) and its prevalence in psyllid populations. The scientists will be looking for patterns that will help them …

New Targets Found for HLB Treatments

Len Wilcox California Corner, Research

Thanks to recent advances in metabolic modeling, scientists are closer to gaining the upper hand on citrus greening (also known as huanglongbing or HLB), a disease that has wiped out citrus orchards across the globe. New models of the bacterium linked to the disease reveal control methods that were previously unavailable. Metabolic models of organisms are like road maps of …

CRDF Looking at Peptide for HLB

Ernie Neff HLB Management

When news broke in July that University of California Riverside (UCR) scientists had found a peptide that might control HLB, Rick Dantzler quickly contacted lead UCR scientist Hailing Jin. Dantzler is chief operating officer of the Citrus Research and Development Foundation (CRDF), which was organized in Florida primarily to find ways to solve or cope with HLB. Jin had found …

Reusing Oilfield Produced Water for Irrigation

Tacy Callies California Corner, Irrigation

California citrus growers and other farmers in the Bakersfield area may feel vindicated with the result of a new study by researchers at Duke University and RTI International. As reported in the California Department of Food and Agriculture Planting Seeds blog, the study finds that reusing oilfield water that’s been mixed with surface water to irrigate farms in the Cawelo …

Mexfly Quarantine Reduced in Texas

Ernie Neff Pests

The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA) in late July removed the Mexican fruit fly (Mexfly) quarantine area in Lasara, Texas. Lasara is in Willacy County. The quarantine in Lasara had been established in January. The agencies had restricted interstate movement of regulated articles from the area to …

climate

Kaolin Particle Films for Citrus Under HLB Pressure

Tacy Callies HLB Management

Managing the Asian citrus psyllid (ACP) that spreads citrus greening disease (HLB) has become a crucial task at the forefront of much research. One management option that has proven to reduce ACP populations while increasing tree growth and yield is particle film. During the 2020 virtual Florida Citrus Industry Annual Conference, University of Florida Institute of Food and Agricultural Sciences …

snail

Snails Posing Problems in Florida Groves

Ernie Neff Pests

A snail causing problems in Highlands County and South Florida groves “appears to be popping up all over the state,” said entomologist Lauren Diepenbrock. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher identified the snails as Bulimulus sporadicus. “It was first documented in Florida in 2009,” Diepenbrock said. “Citrus is not the only crop to be …

Alternatives to Glyphosate in Groves

Ernie Neff weeds

There are good reasons glyphosate is the most popular herbicide in U.S. citrus groves, but there are also concerns about its use, says Ramdas Kanissery. Because of the concerns, the University of Florida Institute of Food and Agricultural Sciences weed scientist suggests alternatives that growers can consider. Kanissery discusses glyphosate and its alternatives in a presentation originally intended for the …

sour

State of the Lemon Industry in the European Union

Ernie Neff lemons

The European Union (EU) lemon crop forecast for 2019-20 decreased 16 percent from the previous season, to 1.471 million metric tons, the U.S. Department of Agriculture’s Foreign Agricultural Service (FAS) recently reported. The FAS also provided an overview of the EU lemon industry. The overall decline is due to the expected strong production drop in Spain and Italy, the largest …

APHIS Annual Report Highlights Citrus Efforts

Tacy Callies Diseases, Pests

The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) recently released an annual report titled “Plant Protection and Quarantine: Helping U.S. Agriculture Thrive — Across the Country and Around the World.” The document includes updates on efforts to manage citrus diseases. “PPQ (Plant Protection and Quarantine) stands shoulder-to-shoulder with citrus growers to combat citrus canker, huanglongbing (HLB …

Growers Urged to Continue HLB Best Practices

Len Wilcox California Corner, HLB Management

The University of California, Riverside (UCR) recently released information regarding a promising new treatment for huanglongbing (HLB) and the Asian citrus psyllid that “effectively kills the bacterium causing the disease with a naturally occurring molecule found in wild citrus relatives.” While this news has exciting potential, UCR and California Department of Food and Agriculture scientists agree that growers should continue …

FFVA Seeking Young Leaders

Ernie Neff Industry News Release

The Florida Fruit & Vegetable Association (FFVA) is accepting applications for Class 10 of its Emerging Leader Development Program. The submission deadline is Sept. 1. Launched in 2011, the program develops leaders to be strong advocates for Florida agriculture. Nearly 100 participants have graduated from the program. Ultimately, graduates of the class can get involved to strengthen the future of …

Florida Grapefruit Decline in Final Forecast

Clint Thompson Citrus, Florida

The U.S. Department of Agriculture released the final citrus crop forecast of the 2019-20 season on July 10. The only monthly change in Florida was in the grapefruit crop, which dipped slightly. Here’s a summary of the season’s production by variety and state: ORANGESThe Florida all-orange forecast remained unchanged at 67.65 million boxes, but is down 6 percent from last …

Massive Research Project in Millennium Block

Ernie Neff Research

Researchers at the resurrected Millennium Block at Fort Pierce will assess the performance of new grapefruit cultivars and evaluate numerous rootstocks in the face of HLB. University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher Rhuanito “Johnny” Ferrarezi discusses the history of the block and research planned there. The block is called Millennium because some researchers planted variety …

California Citrus Mutual

CRB, CCM Asks Citrus Industry to Help Niland

Len Wilcox California Corner, Citrus

The California Citrus Research Board (CRB) and California Citrus Mutual (CCM) are calling for help for the fire-ravaged town of Niland, near the Salton Sea in Southern California. Niland is a very small desert town that was home to many agricultural workers who worked in citrus groves in the region. One person died. Some 40 homes were destroyed, many more …