Big Dips in California Navel and Mandarin Forecasts

Len WilcoxCalifornia Corner, Crop Forecast

The California Citrus Mutual (CCM) Marketing Committee estimates that the total navel orange crop for the 2021-22 season will be down 20% from the previous season’s final utilized, or sold, production. The committee also estimates that the mandarin crop will be down as much as 45% from the 2020-2021 season. According to the California Department of Food and Agriculture’s 2021-22 California …

Port Problems Plague Producers

Tacy CalliesCalifornia Corner, Shipping

The ongoing supply-chain crisis is a big headache to businesses and consumers alike, with no end in sight for the immediate future. Perishable products are particularly at risk, as even a week or two delay can affect product quality. The port delays that caused the supply-chain crisis began on the West Coast with labor shortages due to the pandemic. These …

Incorporating Newer Tools in Resets

Tacy CalliesProduction

By Lauren M. Diepenbrock Maintaining a productive citrus grove in Florida takes a lot of effort and innovation these days. So much so that growers’ needs can outpace the timeline of the researchers who support this industry. As such, growers often move forward with promising ideas or tools before researchers can provide useful recommendations toward successfully incorporating these tools. The …

Seeking Psyllid Controls for Organic Citrus

Tacy CalliesOrganic, Psyllids

At the recent California Citrus Conference held in Visalia, Monique Rivera, assistant cooperative Extension specialist at University of California Riverside, presented information about management of Asian citrus psyllid (ACP) in organic citrus grown in the San Joaquin Valley. “There is consumer demand that needs to be met for organic citrus,” Rivera said. “So there is a quick transition in the …

South Korea

Texas Growers Stand to Lose $70.5 Million Due to Mexican Grapefruit Imports

Tacy CalliesExport/Import, Grapefruit

A new report written by Luis A. Ribera, Landyn Young and Dan Hanselka of the Texas A&M AgriLife Extension Service outlines the damage imported grapefruit is having on the U.S. grapefruit industry. The report is titled “Economic Impacts of the Suspension of Juice Content Requirement on Imported Grapefruits from Mexico.” “The U.S. Standards for Grades of Florida Grapefruit and Marketing …

florida orange

Ups and Downs in Florida Citrus Forecast

Daniel CooperCrop Forecast

On Dec. 9, the U.S. Department of Agriculture’s (USDA) National Agricultural Statistics Service reported the Florida orange forecast at 46 million boxes. Total orange production is down 2% from the October forecast but down 13% from last season’s final utilization. The decrease is in Florida non-Valencia production, which now stands at 18 million boxes. Current droppage is above average and …

Citrus Flower Bud Advisories Resume

Tacy CalliesIndustry News Release

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) is providing growers with regular flower bud advisories as the critical time for citrus grove management begins this winter. UF/IFAS associate professor Tripti Vashisth restarted the advisories Dec. 2 and will continue providing them every other week through the spring. The advisories provide critical information about the intensity and …

update

Agricultural Water Use Changes Proposed

Tacy CalliesRegulation, Water

Taylor Langford O’Bannon, food safety Extension agent for the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), shared information on the Food and Drug Administration’s (FDA) proposed changes to the Food Safety Modernization Act’s Produce Safety Rule. The changes pertain specifically to Subpart E (Agricultural Water). “The proposed changes, if finalized, will replace the pre-harvest microbial quality criteria and …

boron deficiency

Pummelo Interstocks Could Improve Performance of HLB Trees

Tacy CalliesResearch

By Manjul Dutt, Ethan Nielsen, Lamiaa Mahmoud, Maria Quirico and Jude Grosser All commercially cultivated citrus scion varieties are grafted onto rootstocks before being planted in the field. The rootstocks are selected based on specific desirable qualities (abiotic/biotic stress resistance) and the ability to produce a good crop in a specific location. The ideal rootstock confers disease resistance, hardiness, tolerance …

Scout for Problems, Even in CUPS

Ernie NeffCUPS, Pests

Growers should monitor for pests and diseases, even in the citrus under protective screen (CUPS) systems designed to keep HLB-spreading psyllids out of trees, according to entomologist Jawwad Qureshi. He told more than 25 people participating in a Dec. 1 virtual seminar that CUPS “are not foolproof systems,” and said citrus can’t be grown successfully without pest management. Qureshi works …

Getting New Varieties to Growers

Ernie NeffAll In For Citrus Podcast, Varieties

The executive directors of two organizations that play a vital role in getting citrus varieties into the hands of growers summarize how the process works. They are John Beuttenmuller with Florida Foundation Seed Producers (FFSP) and Peter Chaires with New Varieties Development & Management Corporation (NVDMC). When University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) plant breeders propose …

Douglas Plant Health Is Now DPH Biologicals™

Tacy CalliesIndustry News Release

Douglas Plant Health announced it has changed its name to DPH Biologicals. The new name recognizes the century-long commitment of its parent company, Douglas Products, to deliver effective and high-quality products to its customers while more clearly focusing on expanding its biologicals product platform to deliver value to customers by sustainably increasing productivity, yield and profitability. In 2018, the assets …

nutrition

BMPs Addressed in Bill

Ernie NeffBMPs

Florida Sen. Ben Albritton filed a bill (SB 1000) to address issues related to best management practices (BMPs), the Nov. 19 Florida Citrus Mutual Triangle newsletter reported. According to the Triangle, the bill addresses several issues stemming from outdated science supporting University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) nutrient recommendation rates pertaining to BMPs. The bill also …

cold tolerance

Texas Freeze Update: Fruit Is Sparse

Ernie Nefffreeze, Texas

Surviving citrus trees in South Texas have bounced back from extreme freeze during Winter Storm Uri in February, but fruit is sparse this season, said Texas A&M AgriLife Extension horticulturist Juan Anciso.   An AgriLife Extension study estimated the severe freeze caused $230 million in damage to Texas’ citrus industry. Around 80% of the orange crop and almost 70% of …

Which Rootstock to Select

Tacy CalliesRootstocks, Tip of the Week

Valencia trees on high-vigor (left) and low-vigor (right) inducing rootstocks in a Central Ridge field trial. Note the higher yield efficiency of the smaller trees on the right and the leaning of these trees due to Hurricane Irma. By Ute Albrecht Rootstock selection is critical for longevity and productivity of a grove. The decision should be based on compatibility with …

ACP Management With UV-Reflective Mulch and Flush-Timed Sprays

Tacy CalliesHLB Management

By Jawwad Qureshi, Lauren Diepenbrock and Davie Kadyampakeni The future of the Florida citrus industry depends on successfully replacing the present bearing tree inventory with new plantings and transitioning them into crop production. This would be a relatively routine process were it not for the ubiquitous presence of huanglongbing (HLB) and its vector, Asian citrus psyllid (ACP). Early infection can …

CREC Open House a Hit

Ernie NeffEvents

The Citrus Research and Education Center (CREC) Nov. 16 open house and field day “was quite a crowded event. It went off really well,” CREC Director Michael Rogers reports. Rogers says the event drew about 200 industry members, as well as 150 CREC faculty, staff and students. The CREC is a University of Florida Institute of Food and Agricultural Sciences …

Spider Mites in Florida Citrus

Ernie NeffPests

By Lourdes Perez Cordero If you are a citrus grower in Central Florida, more than likely you have encountered spider mites. These are a common pest of commercial citrus in the state and their characteristic thin webs make them easy to spot in trees. Spider mites become more abundant between March and June, when the weather conditions are dry, and …

California

HLB Research Funded for $11 Million

Ernie NeffResearch

The U.S. Department of Agriculture’s (USDA) National Institute of Food and Agriculture (NIFA) announced an investment of nearly $11 million for research to combat HLB. “NIFA’s Emergency Citrus Disease Research and Extension program brings the nation’s top scientists together with citrus industry representatives to find scientifically sound solutions to combat and prevent HLB at the farm-level,” said NIFA Director Carrie …

Northern Hemisphere Citrus Forecast

Ernie NeffCrop Forecast

The World Citrus Organisation’s Northern Hemisphere Citrus Forecast for 2021-22 projects production of 29.342 million tons, a 1.27% decrease from the previous season. The preliminary forecast was based on data from industry associations in Egypt, Greece, Israel, Italy, Morocco, Spain, Tunisia and Turkey, along with United States projections. The U.S. projections were based on U.S. Department of Agriculture (USDA) reports …