OJ Break

OJ Break Focused on CRISPR and Emerging Pests

Daniel CooperBreeding, Pests, Research

In mid-November, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center hosted an OJ Break educational program in Lake Alfred. Attendees were provided with research updates on CRISPR gene editing and emerging pests. Nian Wang, a UF/IFAS professor of microbiology and cell science, spoke on his work with CRISPR technology. He provided insight …

citrus crop forecast

Congressmen Urge USDA to Buy California Navels

Daniel CooperCalifornia Corner, Fresh

Four California congressmen recently asked U.S. Secretary of Agriculture Thomas Vilsack to have the U.S. Department of Agriculture (USDA) buy $100 million worth of California navels. The orange purchase would help alleviate the impacts of storms. The letter from Congressmen Jim Costa, David Valadao, Doug LaMalfa and Josh Harder follows: We write in support of the Section 32 request submitted …

winter

Prepare Now for the Winter Season

Daniel Cooperfreeze

By Maegan Beatty As the cooler months start to arrive, it is important to protect citrus trees from overnight freezes and extreme weather conditions. Last December, the All In For Citrus podcast addressed what cold protection should look like for Florida citrus growers in an interview with Chris Oswalt, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus …

greening

Brazilians Discuss How to Avoid Florida’s Fate With Greening

Daniel CooperBrazil, HLB Management

Brazil’s government, institutions and citrus growers need to join efforts to overcome greening “so that Brazil does not go through the same situation as Florida,” a São Paulo agriculture official declared Nov. 7. Orlando Melo de Castro, undersecretary of agriculture, made those remarks to about 500 people at an international citrus symposium in Araraquara, São Paulo. “To this end, we …

June

All In For Citrus Podcast, November 2023

Daniel CooperAll In For Citrus Podcast, HLB Management, International

Michael Rogers, the director of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center, and some of his colleagues recently attended the Asian Citrus Congress in India. During the November All In For Citrus podcast, Rogers discusses what was learned and observed on the trip. While many of India’s citrus groves are small-scale …

craft

CRAFT Updates Requirements and Expands Eligibility

Daniel CooperCRAFT

Cycle 5 of the Citrus Research and Field Trial (CRAFT) new tree planting program remains open for applications until 5:00 p.m. on Nov. 30. The application can be found online here.  An update has been made to the general rules, expanding the acreage of eligible projects from a maximum of 100 acres to a maximum of 250 acres. As a reminder, there is no …

planning

Planning Pointers for Cold-Hardy Citrus Production

Daniel CooperCold Hardy, Production

Crop planning is an essential part of the citrus production process. What are you going to grow? Where are you going to market? How are you going to overcome HLB (huanglongbing or citrus greening)? John Chater, assistant professor at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center, discussed the different factors that …

lebbeck mealybug

New Knowledge on Lebbeck Mealybug Can Aid Control

Daniel CooperPests

Lebbeck mealybug populations are not tied to flush production, entomologist Lauren Diepenbrock reported recently. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor also noted: Diepenbrock sampled lebbeck mealybug populations in commercial citrus groves in Central Florida. Analysis of the seasonal trapping data provided easily observable trends. Based on these trends, she offers the following initial …

Measuring California’s Citrus Environmental Benefits and Impacts

Josh McGillCalifornia Corner, Survey

Major retailers have been asking questions about the citrus industry’s sustainability efforts. In response, a California citrus industry life cycle analysis project will quantify the net environmental benefits and impacts of citrus production in a typical year. The information will be gathered from a survey developed by researchers at the University of California, Davis (UC Davis), with support from the …

Farmworker Protection Rule

EPA Ban of Chlorpyrifos Overturned by Court

Josh McGillLegal, Pesticides

The federal Eighth Circuit Court of Appeals on Nov. 2 ruled the Environmental Protection Agency (EPA) failed to follow the law when it revoked chlorpyrifos tolerances — effectively banning the pesticide. “Its (EPA’s) decision was arbitrary and capricious … so we grant the petitions for review and vacate its order,” the court stated. See the court’s ruling here. The American …

HLB Treatments ‘A Mixed Bag of Results’

Josh McGillHLB Management

A variety of treatments Florida citrus growers are using for HLB have so far produced mixed results, according to observations reported by Highlands County Citrus Growers Association (HCCGA) President Aaron Nelson. In a recent association newsletter, Nelson wrote that many are anxious to see harvest data showing what effects the treatments have had over the past year. The treatments he …

Millennium Block Drive-Thru Highlights

Josh McGillEvents, Indian River, Research

Florida citrus growers and researchers arrived from Davie, Bartow, Lakeland, Plant City, Fellsmere and Gainesville to view more than 5,500 trees of several new citrus varieties. Some of the trees are showing initial tolerance to citrus greening.   The occasion was the Millennium Block Drive-Thru at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Indian River Research and …

Follow Flower Bud Induction Advisories

Josh McGillProduction, Tip of the Week

By Tripti Vashisth Florida flower bud induction advisories for the upcoming season start on Nov. 15. These advisories will be published biweekly until March 30, 2024. The goals of flower bud advisories are to inform growers about the status of the tree in respect to floral bud induction and to predict bloom. This is critical information since the horticultural practices …

georgia

Season’s Expectations for Cold-Hardy Citrus

Josh McGillCold Hardy, Production

High quality and low quantity are in store for this year’s cold-hardy citrus crop in eastern Alabama, southern Georgia and the Florida Panhandle. Too many natural disasters negated the volume of this year’s crop load, according to Lindy Savelle, president of the Georgia Citrus Association and member of the Georgia Citrus Commission. “We had a freeze, and then we had …

IPCs Prove to Be Game-Changer in Citrus Production

Josh McGillIPCs, Production

By Amir Rezazadeh Citrus trees face many threats that can impact fruit development and overall tree health. Pests, including aphids, mites and other insects, can damage fruit and transmit diseases. Extreme weather events, such as hailstorms or heavy rains, can cause physical harm, leading to blemishes and reduced market value. In addition, citrus growers have faced persistent challenges because of …

Disaster Aid Update From Florida Citrus Mutual

Josh McGillhurricane, Legislative

Florida Citrus Mutual (FCM) recently announced that the Block Grant Assistance Act failed to receive the three-fifths of votes needed to pass in the U.S. Senate. The House passed the act in June. The bill would provide needed authority for the U.S. Department of Agriculture (USDA) to issue block grants to growers devastated by Hurricanes Ian and Nicole. FCM recognized …

Trekking Toward HLB-Resistant Trees

Josh McGillBreeding, HLB Management, Research

By Michael Rogers Much has been discussed recently about the promise and potential of utilizing CRISPR technology to create HLB-resistant trees for Florida’s citrus growers. The primary objective in citrus gene editing is to develop new varieties that are resistant to HLB disease while remaining non-transgenic. To achieve this goal, researchers make alterations to or eliminate specific genes within the …

More Details on the Plant Transformation Center

Josh McGillBreeding, HLB Management

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) provided more information about a planned Plant Transformation Center. Foremost among goals for the center is finding citrus varieties that can tolerate or resist HLB disease. UF/IFAS will utilize $2 million from an initiative by UF President Ben Sasse to create the Plant Transformation Center. The center’s objectives include: …

MRL Compliance Crucial for Citrus Exporters

Josh McGillCalifornia Corner, Fresh, Regulation

Maximum residue limits (MRLs) are a constant concern for growers. MRL issues can create a variety of obstacles depending on which market citrus exports are destined for. While the industry generally complies well with MRLs, caution is crucial as they can be a significant hurdle. Jim Cranney, president of the California Citrus Quality Council, said certain markets can be more …

Insights on India’s Citrus Industry

Josh McGillHLB Management, International

Fundecitrus researcher Franklin Behlau lectured about canker and HLB and participated in other ways at the recent Asian Citrus Congress in Nagpur, India. His lecture addressed the advancement of HLB (also known as greening) in the Brazilian citrus belt and the work carried out by Fundecitrus in combating HLB and canker. Behlau also moderated a technical session and participated in …