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 …

HLB Research Grants Go to UF/IFAS

Ernie NeffResearch

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) was recently awarded more than $2.2 million in federal grants for HLB research. The funding came from the U.S. Department of Agriculture’s (USDA) National Institute of Food and Agriculture (NIFA) Emergency Citrus Disease Research and Extension Program. UF/IFAS researchers are also serving in leadership roles in two other NIFA-funded …

PIECES OF THE PAST: A Thanksgiving Mantra

Tacy CalliesPieces of the Past

By Brenda Eubanks Burnette Several years ago, I was at the 2017 Florida Ag Hall of Fame dinner for my friend, Bernie Lester, who was being inducted that year. He recounted such a wonderful story during his speech that I asked him to send it to me so I would have it for the Citrus Archives, and I’d like to …

Combining Multiple Methods to Manage HLB

Tacy CalliesGrapefruit, HLB Management, Research

At the recent Citrus Research and Education Center (CREC) field day and open house, Arnold Schumann showed visitors a Jackson grapefruit trial aimed at protecting trees from HLB. Schumann is a professor at the University of Florida Institute of Food and Agricultural Sciences CREC in Lake Alfred. The trial combines the use of individual protective covers (also known as IPCs …

Heat Standard Could Negatively Impact Citrus

Tacy CalliesRegulation, Safety

Potential rules protecting indoor and outdoor workers from hazardous heat could have significant ramifications for U.S. citrus growers. Growers and industry members can submit comments on or before Dec. 27 to the Occupational Safety and Health Administration (OSHA) about any concerns they may have. Imagine workers in a citrus grove enjoying 35- to 45-minute rest breaks every hour if the …

Keeping Food Contact Surfaces Safe

Tacy CalliesFood Safety, Tip of the Week

By Matt Krug, Michelle Danyluk and Taylor O’Bannon Basic cleaning and sanitizing steps implemented on food contact surfaces are fundamental for reducing the risk of cross-contamination of foodborne pathogens during citrus harvest and post-harvest. While these steps may seem straightforward, several variables can influence effective implementation. A regular review of practices can ensure your operation is set up for success. …

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 …

weather

Cold Protection: The Tried and the New

Ernie Neffcold protection

Tried and proven cold protection techniques and changes to the Florida Automated Weather Network (FAWN) were discussed in a virtual Nov. 17 winter weather program. Chris Oswalt, citrus Extension agent for Hillsborough and Polk counties, summarized the decades-old cold protection techniques still practiced by Florida citrus growers. One of the first steps in cold protection is being prepared by staying …

Early Performance of Orange Rootstocks in Commercial Settings

Tacy CalliesEconomics, Rootstocks

By Ariel Singerman, Stephen H. Futch and Brandon Page This article provides estimates on the performance of different rootstocks grafted with Valencia sweet orange scions in commercial field conditions. These are the first estimates obtained from side-by-side trials that compare the performance of rootstocks developed by two breeding programs: The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) …

citrus

All In For Citrus Podcast, November 2021

Tacy CalliesAll In For Citrus Podcast

The important process that gets new citrus varieties in the hands of growers is the main topic of the November episode of the All In For Citrus podcast. Michael Rogers, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC) director, discusses the recent CREC open house where breeders displayed potential new varieties for …

Citrus World Reports Increased Returns

Ernie NeffIndustry News Release

Citrus World, Inc. (CWI) reported its top pool for early- and mid-season oranges paid a combined $2.41 per pound solid (PPS) last season. The same combined pool for Valencia oranges paid $2.61 PPS. Grapefruit returned an average of $2.30 PPS. The results were announced at CWI’s annual stockholders’ meeting on Nov. 8. Chief Operating Officer Chris Groom discussed sales performance …

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 …

Researchers Share Tree Health Suggestions

Ernie NeffHLB Management

University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers gave a crowd of growers suggestions that can help keep citrus trees healthy. The panel discussion was part of the Nov. 16 open house and field day at the UF/IFAS Citrus Research and Education Center in Lake Alfred. HLB-affected trees need enhanced nutrition “throughout the growing season,” said horticulturist …

HLB Changed UF/IFAS Recommendations

Ernie NeffHLB Management

Kelly Morgan recently summarized several recommended changes in Florida citrus production practices brought on by the devastating disease HLB. Morgan is a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) soil and water science professor. He discussed what growers need to know to follow best management practices (BMPs) at the recent Citrus Nutrition Day at the UF/IFAS Citrus …

Lebbeck Mealybug Sanitation Strategies

Tacy CalliesPests, Tip of the Week

Lebbeck mealybug was first found causing damage in Florida citrus in Highlands County in 2019. As of this writing, it has now been found on citrus in 14 counties in Florida. This pest likely gains some dispersal assistance from wind events, either being blown on infested plant material or as crawlers on wind currents as has been noted for scale …

irrigation

Getting Ready for Cold Weather

Ernie Neffcold protection

By Ray Royce As we are now in November, growers should start to think about the prospect of the potentially adverse conditions that winter can bring. Do not get caught off guard by delaying your winter preparations. There are a few measures that growers can undertake to better prepare for cold weather, and now is a good time to start …

Florida orange

Chlorpyrifos Update: Ban Not in Effect Yet for Citrus

Ernie NeffPesticides, Regulation

An update on the use of the insecticide chlorpyrifos in Florida citrus was provided in the November 2021 issue of Citrus from the Ridge to the Valley, the Central Florida citrus Extension newsletter. In August, the Environmental Protection Agency (EPA) announced it will stop the use of the insecticide on all food. Excerpts from the Extension newsletter’s discussion about the …

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, …