Irrigation Contributes to Rising Yields in São Paulo

Josh McGillBrazil, Irrigation, Production

Use of irrigation for citrus in Brazil’s state of São Paulo has grown by almost 33% in the last six years, according to Citricultor magazine, published by Fundecitrus. The magazine cites irrigation and other improved growing practices as causes for a continuing yield rate acceleration.      In 35 years, citrus production per hectare in São Paulo has leaped by about 178%, …

Tahiti Limes From Brazil to Be Imported Into United States

Josh McGillBrazil, Export/Import, Limes

The federal government has drafted a pest risk assessment for the importation of fresh Tahiti limes (Citrus latifolia) for consumption from Brazil into the continental United States, Hawaii, Puerto Rico and the U.S. Virgin Islands. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA APHIS) assessment describes potential pests associated with the commodity. APHIS shares draft pest …

Two Types of EQIP Assistance Available

Josh McGillhurricane

Florida agricultural landowners and growers with damages caused by Hurricane Ian can apply for emergency and general assistance through the U.S. Department of Agriculture’s Natural Resources Conservation Service’s (NRCS) Environmental Quality Incentive Program (EQIP). NRCS can provide payments, through conservation program contracts, for EQIP conservation practices that address disaster-related resource concerns on agricultural land. NRCS is issuing EQIP early start …

Wang Honored for HLB Research

Josh McGillAwards

Nian Wang, a University of Florida (UF) Institute of Food and Agricultural Sciences professor, has been awarded one of the school’s 2022 Inventions of the Year for his work on HLB. Wang works in the Microbiology and Cell Science Department at the Citrus Research and Education Center. He worked on controlling HLB by mitigating cell death of the phloem tissues …

sales

Brazilian NFC OJ Exports Boom

Josh McGillBrazil, Export, Orange Juice

Brazilian exports of not-from-concentrate orange juice (NFC OJ) have jumped 296% in volume over the past 18 crop seasons, reaching a peak of 1.5 million tons in the 2017–18 season. During the same period, exports of concentrated OJ declined 46%. Concentrated OJ historically had accounted for the highest volume of shipments of orange products to international markets. The increase in …

California Oranges Shipped to Korea Require Treatment

Josh McGillCalifornia Corner, Regulation

The California Citrus Quality Council (CCQC) is reminding California orange packinghouses that the first preharvest field application of zinc-copper-lime — or a registered alternative — is required for all orange blocks eligible to ship to Korea this season. These fungicide applications are protective treatments for management of Septoria spot. The treatment should be applied between Oct. 15 and Nov. 30.  Zinc-copper-lime or …

OJ Sales Impacted by Inflation

Josh McGillFlorida Department of Citrus, Orange Juice, sales

Approximately 67% of total orange juice (OJ) is consumed through retail channels, and as much as 93% of not-from-concentrate (NFC) OJ is consumed through retail channels. The Florida Citrus Commission (FCC) learned these statistics at its Oct. 26 meeting. Florida Department of Citrus (FDOC) Economic and Market Research Director Marisa Zansler provided the information, along with other citrus juice sales …

Changing Psyllids to Make Them Incapable of Spreading HLB

Josh McGillHLB Management, Research

By Kirsten S. Pelz-Stelinski and Lukasz L. Stelinski Managing Asian citrus psyllids (ACP) remains a consideration for growers because psyllids transmit the citrus greening disease pathogen, Candidatus Liberibacter asiaticus (CLas), to newly planted trees. There are several tools that can reduce psyllid populations or mitigate the symptoms of HLB and improve the health of infected trees. However, additional methods that …

Managing Weeds in California Groves

Josh McGillCalifornia Corner, weeds

By Danielle Leal Over the years, new weeds have surfaced, and old weeds have developed resistance and become tougher to control. Crop scientists are currently researching ways to successfully manage weeds in citrus. Sonia Rios, technical development representative for Bayer Crop Science, said growers are heavily dependent on post-herbicides to help mitigate weeds. “In order to use a pre-herbicide, you …

florida citrus

BMP Verification Visits Suspended

Josh McGillBMPs

The requirement that the Florida Department of Agriculture and Consumer Services (FDACS) conduct Best Management Practice (BMP) implementation verification visits has been temporarily suspended for several counties impacted by Hurricane Ian. The action was taken Oct. 31 by Florida Commissioner of Agriculture Nikki Fried. The 60-day suspension is effective for the counties of Brevard, Broward, Charlotte, Collier, DeSoto, Flagler, Glades, …

Mexfly quarantine

Mexfly Actions Eased in Texas

Josh McGillPests, Regulation

One Mexican fruit fly (Mexfly) quarantine in Texas was recently removed, and portions of another Mexfly quarantine were released. Federal and state officials on Oct. 13 removed the Mexfly quarantine in Harlingen, Cameron County, after three generations elapsed with no additional detections in the area. This action releases the final 108.17 square miles of the Harlingen quarantine, which contained 699.3 …

USDA Invites Bids to Sell Fresh Oranges

Josh McGillFresh

The U.S. Department of Agriculture (USDA) recently invited offers to sell significant quantities of fresh oranges for use in the National School Lunch Program and other federal food and nutrition assistance programs. Deliveries of various sizes to several states are to be made at different dates between Jan. 2, 2023, and March 29, 2023. The contract specialist handling this purchase …

Injectable Oxytetracycline Registered

Josh McGillPesticides

The Florida Department of Agriculture and Consumer Services (FDACS) on Oct. 28 granted a 24(c) special local need registration for the injection of ReMedium TI for the control or suppression of HLB. The TJ BioTech product is oxytetracycline (OTC) hydrochloride, an antibiotic. “EPA (the federal Environmental Protection Agency) has 90 days to object, but it is my understanding that growers …

Growers Needed for UF/IFAS Tree Recovery Assessment

Josh McGillhurricane, Tip of the Week

By Christopher Vincent Growers affected by flooding and high winds from Hurricane Ian have seen the immediate effects, but the stress to the trees will have longer lasting effects as well.  It is not known how big these effects will be or how long trees take to recover. University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers want …

Oxytetracycline Product Promises Timely Relief From HLB

Josh McGillHLB Management

What may be the closest thing yet to a timely silver bullet for HLB was discussed Oct. 26 at Lake Alfred’s Citrus Research and Education Center. Josh Steinbronn, director of research and development at TJ BioTech, said trunk injection of his company’s ReMedium TI oxytetracycline product suppresses Candidatus Liberibacter asiaticus (CLas), the causal agent of HLB. He added that injection …

Making Sense of Pesticide Formulations

Josh McGillCEU

By Brandon White Editor’s note: This article grants one continuing education unit (CEU) in the Core category toward the renewal of a Florida Department of Agriculture and Consumer Services restricted-use pesticide license when the accompanying test is submitted and approved. Have you ever wondered what the numbers or letters following the trade name of your pesticide stand for or why …

citrus canker

Post-Hurricane Disease Management Advice

Josh McGillAll In For Citrus Podcast, Diseases

Megan Dewdney, associate professor of plant pathology with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), joined the October All In For Citrus podcast to discuss Hurricane Ian and tips on disease management after the storm. Hurricanes weaken citrus trees and spread disease.  “If a tree has a full canopy, the wind will put a lot of …

Fungi Controlling Whiteflies in North Florida

Josh McGillBiologicals, Pests

Entomopathogenic fungi have recently been seen attacking citrus whitefly and cloudywinged whitefly nymphs in North Florida citrus groves. Muhammad Shahid, Mujahid Hussain and Danielle Sprague, all with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), wrote about the “friendly” fungi in the October UF/IFAS Cold Hardy Citrus Connection newsletter. Shahid is a horticulturalist and Hussain is a …

Cold-Hardy Growers Learn About Fruit Sales

Josh McGillFresh, Marketing, sales

Growers in Florida’s central and southern citrus belts have long been familiar with ways to market and get paid for their fruit. But those elements of the citrus business are not so familiar in North Florida and South Georgia, where citrus is a relatively new enterprise for many. Some groves in that area are just being harvested for the first …

Oriental Fruit Fly Quarantine Removed in California

Josh McGillCalifornia Corner, Pests, Regulation

Federal and state agriculture officials removed the Oriental fruit fly (OFF) quarantine in the North Hills area of Los Angeles County, California. The action was taken by the U.S. Department of Agriculture’s (USDA) Animal and Plant Health Inspection Service (APHIS) and the California Department of Food and Agriculture (CDFA). On July 1, APHIS and CDFA established an OFF quarantine in …