Developing a Management Plan for Lebbeck Mealybug

Josh McGillFlorida, IPM, Pests

By Lauren Diepenbrock Managing lebbeck mealybug has become an ongoing challenge in many citrus-growing areas of Florida. This pest expanded into 14 counties from 2019 to fall of 2021 and impacts both commercial and residential citrus. Damage includes distorted fruit and leaves, stem dieback and fruit drop. Loss of young trees can occur under extreme infestation scenarios. In addition to …

Multistate Scientists Seek HLB Tolerance

Josh McGillHLB Management, Research

A $1.5 million emergency grant is enabling scientists in citrus-producing states to find trees tolerant to the devastating citrus disease HLB. The disease has crippled Florida’s citrus industry and has already been detected in California, which grows 80% of America’s fresh citrus. The National Institute of Food and Agriculture is supporting scientists at the University of California, Riverside (UCR); the University …

Resolved to Give Growers What They Need

Josh McGillFlorida, Research

By Michael Rogers January marks the season for resolutions: exercising more, eating well and being more organized. But in the research world, resolutions may not be that simple. I don’t think that University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers could be any more “resolved” in finding ways to fight citrus diseases and ways to improve how …

Florida Grower Citrus Show Agenda Set

Ernie NeffAll In For Citrus Podcast, Events

Researchers Mark Ritenour and Sandra Guzmán with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) outline the agenda for the Florida Grower Citrus Show on Jan. 26-27 in Fort Pierce. Ritenour and Guzmán, both of the UF/IFAS Indian River Research and Education Center, will be presenters at the show. Ritenour will discuss maximum residue tolerances for fruit …

Three Florida Citrus Pests of Concern

Ernie NeffPests

Lebbeck mealybug, the Bulimulus sporadicus snail and Brevipalpus mite are Florida citrus pests that were discussed at Citrus Expo in August. University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) entomologist Lukasz Stelinski delivered information about the three pests for fellow UF/IFAS entomologist Lauren Diepenbrock. LEBBECK MEALYBUGLebbeck mealybug damages fruit, leaves and stems. The pest causes fruit drop and …

Nutrition Findings for Florida Citrus

Ernie NeffNutrition

Florida’s Citrus Nutrition Box Program that began in the fall of 2019 has shown that regional differences occur around the state with secondary macronutrients and micronutrients. It also showed that manganese and zinc are a concern for almost all areas. Jamie Burrow presented those findings, and numerous others, as part of Citrus Nutrition Day in October at the University of …

PIECES OF THE PAST: Orange Surprise

Tacy CalliesPieces of the Past

By Brenda Eubanks Burnette This past summer, I drove up to Asheville, North Carolina, and was able to visit Biltmore Estate, the largest privately owned home in the nation. Officially opened on Christmas Eve of 1895, George Vanderbilt’s “country home” contains over 4 acres of floor space, including 35 bedrooms, 43 bathrooms and 65 fireplaces. As I browsed through the …

New H-2A Wages Effective Dec. 29

Ernie NeffLabor

A recent issue of the Florida Citrus Mutual Triangle newsletter provided information about the wage that growers must pay H-2A labor, effective Dec. 29. H-2A workers are foreign agricultural workers who are allowed to work in the United States temporarily. In recent years, the vast majority of Florida citrus has been harvested by H-2A workers. The Employment and Training Administration …

Produce Safety Rule Inspections: What You Need to Know

Tacy CalliesFood Safety

By Taylor O’Bannon, Matt Krug, Michelle Danyluk, Chelsea Peebles and Kirby Quam Produce Safety Rule (PSR) inspections conducted by the Florida Department of Agriculture and Consumer Services (FDACS) are continuing throughout the state as compliance dates for all farm sizes have now passed. The industry is also nearing the compliance date set by the Food and Drug Administration (FDA) for …

Educational Videos on Cover Crops

Tacy CalliesCalifornia Corner, Cover Crops

Cover crops, typically planted in the early fall, deliver a host of agricultural and conservation benefits. Citrus growers have found that cover crops reduce water demand, thus saving substantial irrigation costs. In addition, cover crops provide support to beneficial insects, which help reduce pesticide requirements. In partnership with the Contra Costa County Resource Conservation District, two University of California Cooperative …

Australia Launches New Citrus Biosecurity Program

Ernie NeffDiseases, Pests

In recognition of biosecurity threats such as HLB, a new five-year biosecurity program, CitrusWatch, has been launched in Australia. This program is funded by Hort Innovation through the citrus R&D levy and by Plant Health Australia (PHA) using the citrus plant health levy. The program is led by PHA, with Citrus Australia coordinating program activities. The Northern Territory Department of Industry Tourism …

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 …

Texas Researchers to Lead HLB Project

Ernie NeffHLB Management, Research

Scientists from Texas A&M AgriLife Research will lead a public-private collaboration across Texas, Florida, California and Indiana to advance new, environmentally friendly and commercially viable HLB control strategies. The $7 million, four-year AgriLife Research project is part of an $11 million suite of grants from the U.S. Department of Agriculture National Institute of Food and Agriculture. In addition to Texas …

HLB-Tolerant Tree Among CRDF Topics

Tacy CalliesCRDF

Research proposals and a newly discovered tree that shows tolerance to HLB were among the topics discussed at the Dec. 7 Citrus Research and Development Foundation (CRDF) board of directors meeting. Rick Dantzler, CRDF chief operating officer, provided a summary of actions taken at the meeting. OFFICERS AND DIRECTORSCRDF officers for the next two years were determined. Rob Atchley will …

medfly

Medfly Quarantine in Southern California

Len WilcoxCalifornia Corner, Pests

A portion of San Bernardino and Los Angeles counties have been placed under quarantine for the Mediterranean fruit fly (Medfly) following the detection of two wild flies in and around the city of Upland in San Bernardino County. The U.S. Department of Agriculture (USDA), California Department of Food and Agriculture (CDFA), and the San Bernardino and Los Angeles county agricultural …

International Marketing Efforts for Florida Citrus

Ernie NeffFlorida Department of Citrus, Marketing

The Florida Department of Citrus (FDOC) described its 2020-21 international marketing efforts at last month’s meeting of the Florida Citrus Commission, which governs the FDOC. Katie Bruce, international marketing manager, discussed the FDOC’s past-year programs in the United Kingdom (UK), France, Japan, South Korea and Canada for fresh grapefruit and orange juice. Bruce also presented an overview of preliminary 2021-22 …

Citrus Specialist John Pehrson Honored

Len WilcoxCalifornia Corner

It’s been 30 years since John Pehrson retired as a University of California Cooperative Extension (UCCE) citrus specialist, but he left such a lasting impression on the citrus industry that his work is still revered today. Pehrson was gifted at translating University of California (UC) research and offering practical solutions to help growers better manage their resources and improve citrus …

Keep Food Local & Affordable Act Introduced

Ernie NeffLegislative

U.S. Representative Greg Steube of Florida recently introduced the Keep Food Local & Affordable Act to combat the recent rise in food prices due to historic labor shortages and inflation. This legislation would implement a temporary stay on the H-2A adverse effect wage rate (AEWR) for states struggling to find domestic workers. The H-2A program allows temporary foreign workers in …

Graft Compatibility of New Scion−Rootstock Combinations

Tacy CalliesRootstocks

By Ute Albrecht, Bo Meyering, José Chaparro and Kim D. Bowman Grafting is an ancient horticultural technique. There is evidence of citrus grafting in the Roman era dating back to the fifth century. In western Europe, grafting was regularly practiced in the 16th and 17th centuries when citrus was grown as an exotic ornamental in containers in orangeries. In Florida, …