Viruses in the Gut of Asian Citrus Psyllid: Friends or Foes?

Tacy CalliesPsyllids, Research

By Ozgur Batuman and Amit Levy Management options for huanglongbing (HLB) are limited and rely heavily on insecticides for controlling Asian citrus psyllid (ACP) populations, even when integrated with other cultural control methods. Chemical strategies are expensive and, if not rotated, can contribute to the development of chemical resistance among ACP populations. In some cases, long-term chemical applications may have …

Cover Crops Bring HLB Recovery

Ernie NeffCover Crops, HLB Management

About eight years ago, Ed James had given up on a grove that was ravaged by HLB in the Howey-in-the-Hills area. “I had abandoned the grove,” he says. “I was going to fix the soil to plant alternative crops. And when I started fixing the soil with cover crops, the trees turned around and started producing again.” On Nov. 15, …

acp

Psyllid Management: Organic and Conventional Systems

Tacy CalliesPests, Psyllids, Research

By Jawwad Qureshi Management of the Asian citrus psyllid (ACP) is needed in multiple environments, such as organic and conventional production systems and urban areas. However, the tools and approach may be different depending on the circumstances. Chemical control is the primary method used in commercial production to reduce psyllid populations, but the increased use of insecticides negatively affects the …

Staying in Citrus Came Naturally

Tacy CalliesScholarship

Helping manage their father’s business — Phillip Rucks Citrus Nursery in Frostproof, Florida — was an easy career choice for Levette Rucks and her brother, Phil Rucks Jr. “I feel it’s in my blood,” says General Manager Levette, who earned a master’s degree in accounting at the University of Florida in 2013. “When I was growing up, my dad (Phil …

grapefruit

Varieties Update: OLL-20 and Bingo

Ernie NeffVarieties

Fred Gmitter provided an update at Citrus Expo on University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus varieties, including OLL-20 and Bingo. Gmitter is a UF/IFAS citrus plant breeder and geneticist at the Citrus Research and Education Center. Gmitter said OLL-20, a new sweet orange, has “exceptional flavor characteristics … It looks to be something that could …

Upbeat Hemp Update

Ernie NeffAlternative Crops

Holly Bell, director of cannabis for the Florida Department of Agriculture and Consumer Services, provides an optimistic update on the future of hemp in Florida. Bell spoke at the first Florida Industrial Hemp Conference and Exhibition held Nov. 3–5 in Orlando. Following her presentation, she talked with Southeast AgNet’s Tacy Callies. According to Bell, growing hemp in Florida became legal …

transactions

Citrus Oversupply Latest Hurdle for Florida Growers

Daniel CooperIndustry News Release

(NSF) — Hurricane Irma continues to challenge Florida’s citrus industry. Two growing seasons separated from the September 2017 storm that flooded groves and uprooted citrus trees across the state, the industry has seen production rebound quicker than some anticipated. But now the problem is an oversupply of citrus because of fruit from other countries, and Florida growers may be forced …

CRAFT program

Citrus Rootstock Guide Updates Available Online

Daniel CooperIndustry News Release, Rootstocks

(UF/IFAS) — Florida’s citrus growers may now access the updated Florida Citrus Rootstock Selection Guide, which is more user- and mobile-friendly. Revisions include current University of Florida rootstock horticultural traits, three new rootstocks that tolerate citrus greening and an updated bibliography. “The fourth edition of the Florida Citrus Rootstock Selection Guide has a new look and information for a comprehensive description …

CUPS

CUPS: Favorite Varieties to Grow

Ernie NeffCUPS

After five years of growing citrus under protective screen (CUPS), Arnold Schumann has named Ray Ruby grapefruit and Honey Murcott tangerine as his favorite varieties to grow in the system. Schumann is a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher at the Citrus Research and Education Center (CREC) in Lake Alfred. He addressed the topic of …

Nutrition: What Growers Want to Know

Ernie NeffNutrition

A group of growers, production managers and researchers hopes to ensure future nutrition research funded by the Citrus Research and Development Foundation (CRDF) answers grower questions about nutrition. The dozen-plus members of CRDF’s Nutrition Working Group held their first meeting Oct. 30 at the Citrus Research and Education Center in Lake Alfred. The panel is about evenly split between grower …

PIECES OF THE PAST: Young Tree Care of Yesterday

Tacy CalliesHistory, Pieces of the Past

By Brenda Eubanks Burnette In 1921, citrus pomologist D.W. Hadsell wrote a Citrus Industry article titled “The Care of Young Citrus Trees.” Following is information from his article on how things were done “back in the day.”  According to Hadsell, “successful tree planting requires special attention to at least four essentials.” He lists the necessary steps as follows: Keep the …

FDOC Tax Rate Still Under Debate

Ernie NeffFlorida Citrus Commission

The Florida Citrus Commission continues to discuss the current season budget and grower tax rates for the Florida Department of Citrus (FDOC). Commission Chairman Ellis Hunt said Wednesday there is “a good possibility” the commission will set the budget and tax rates at a Nov. 20 meeting. In normal years, the budget and tax rates are set by the end of …

Sneak Peek: November 2019 Citrus Industry Magazine

Tacy CalliesSneak Peek

Asian citrus psyllids (ACP) are here to stay, and growers need multiple management methods for dealing with the deadly HLB disease this pest transmits to trees. The November issue of Citrus Industry magazine offers growers psyllid strategies they can use now as well as details on research investigating a biological way to knock down ACP. Several fresh citrus growers in …

nutrition

UF/IFAS Adds Fourth Citrus Nutrition Workshop

Daniel CooperCitrus, Industry News Release

Responding to strong grower interest, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) has added a fourth event to its roster of citrus nutrition workshops this fall. The event happens 9:30 a.m. to 1 p.m. on Friday, Nov. 8, at the UF/IFAS Extension Highlands County office in Sebring. For more information, visit citrusnutritionprogramsebring.eventbrite.com. Admission is free and …

citrus

Steam Technique Can Spell Doom for Citrus Weeds

Daniel CooperIndustry News Release, Research, weeds

Like many farmers nationwide, citrus growers are looking for any edge in their fight against weeds, and they’d rather use fewer chemicals to control the plants, says a University of Florida scientist. That’s because chemicals can get into groundwater, surface water and plants themselves. Weed scientist Ramdas Kanissery and his colleagues at the University of Florida Institute of Food and …

IMG Citrus Celebrates 40 Years in Business

Daniel CooperIndustry News Release

IMG Citrus, a family-owned, vertically integrated citrus grower, packer and shipper in Vero Beach, Florida, is celebrating 40 years in business. The business began in 1979 when Michel Sallin, IMG Citrus president, traveled to Florida seeking investment opportunities in agriculture. Sallin and his wife Veronique’s first investment, 72 acres of Hamlin orange groves in Manatee County, would become the beginning …

European Union

Orange Juice Consumption Declining at a Slower Rate

Tacy CalliesGlobal Perspectives

By Marcos Fava Neves An annual report on global orange juice consumption was recently completed. This report is based on data from CitrusBR (Brazilian Orange Juice Exporters Association), Tetra Pak, Euromonitor International, Planet Retail, the U.S. Department of Agriculture (USDA) and others. The report was first published in 2004. Decline in orange juice demand has been seen since then. The …

IPCs for HLB Prevention in Young Trees

Tacy CalliesHLB Management

By Fernando Alferez, Susmita Gaire, Ute Albrecht, Ozgur Batuman, Jawwad Qureshi and Mongi Zekri Controlling the Asian citrus psyllid vector of huanglongbing (HLB) is critical, especially in young trees. Reducing HLB incidence is essential for tree survival and productivity under current endemic conditions. Individual protective covers (IPCs) are a novel strategy based on psyllid exclusion by means of a protective …

grapefruit

Grapefruit and Marathon Discussed

Ernie NeffAll In For Citrus Podcast, Grapefruit

University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) plant breeder Fred Gmitter discusses efforts to create a replacement for grapefruit. He also talks about the recently released mandarin variety, Marathon. Gmitter points out that grapefruit is “one of the most sensitive of all the citrus varieties” to HLB dusease and has “taken the greatest hit” in terms of …

commissioner

Commissioner Fried on the 2019-20 Citrus Forecast

Daniel CooperCrop Forecast, Industry News Release

The U.S. Department of Agriculture (USDA) released the initial citrus crop forecast for the 2019-20 season. Florida Agriculture Commissioner Nikki Fried offered the following statement: “Today’s forecast reflects the resilience of Florida’s citrus growers, dedication to the citrus industry and commitment to innovation in the face of challenges. Citrus is Florida’s signature crop, and we’re committed to supporting our citrus …