citrus

Commissioner Fried on Citrus Forecast

Tacy CalliesCrop Forecast

Florida Agriculture Commissioner Nikki Fried offered the following statement on the initial citrus crop forecast for the 2020-21 season released today by the U.S. Department of Agriculture (USDA): “When Americans think of wellness and health, their thoughts turn to Florida orange juice and fresh citrus, especially during these unprecedented times. Despite the challenges that Florida’s citrus growers have faced as a …

Soilless Substrate Science Seeks Citrus Industry Input

Tacy CalliesResearch

Citrus growers are beginning to explore the potential of soilless culture. Ample opportunities exist for ever-evolving systems offering improved yield while overcoming a diminishing availability of soil fumigants and increased pest pressure. There is a need for flexibility in a constantly changing world of new production methods and regulations. Soilless culture provides an unprecedented opportunity to rethink how tree fruit …

Get the Science on Climate Change

Ernie NeffWeather

“Our climate is changing and, with that, comes more extreme events,” said Ashley Smyth, an assistant professor of soil and water science at the Tropical Research and Education Center in Homestead. The center is part of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS). “Just look at the most recent hurricanes. As they cross the Gulf, they …

assistance

First Crop Forecast of the Season Is Oct. 9

Tacy CalliesCrop Forecast

Industry members will have several ways to hear the first official U.S. citrus crop forecast of the 2020–21 season. Agricultural Statistics Administrator Bill Curtis of the Florida Department of Agriculture and Consumer Services will deliver the forecast at 12:00 noon Eastern Daylight Time on Friday, Oct. 9. His live report will be broadcast on the Southeast AgNet Radio Network, online …

HLB Research Featured on Website

Tacy CalliesHLB Management, Tip of the Week

By Madison Sankovitz, Barbara Alonso, Monique Rivera, Lukasz Stelinski, Sara García-Figuera, Peggy G. Lemaux and Beth Grafton-Cardwell The bacterial disease huanglongbing (HLB) is a devastating disease and has caused massive losses to the U.S. citrus industry. The disease vector, the Asian citrus psyllid, is currently in all U.S. citrus-producing states, and the disease continues to exert a severe impact on …

mandarin

Progress Toward HLB-Tolerant Citrus

Tacy CalliesVarieties

Largely due to the advent of huanglongbing (HLB) disease, Florida orange production has declined by over 70 percent in the last 10 years. According to experts, if the trend is not reversed, processing plants will not have enough fruit to maintain production and profitability, ultimately causing shutdowns. Currently, Florida law requires that orange juice be comprised of at least 90 …

updates

Black Spot and Production Guide Updates

Ernie NeffDiseases

Megan Dewdney recently provided information about positive results from fungicide trials for citrus black spot, as well changes to the new Citrus Production Guide. Dewdney is a plant pathologist with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), working at the Citrus Research and Education Center. Dewdney conducted the fungicide trials for black spot in a 20-year-old …

wage

Florida Crop Workers at Risk

Tacy CalliesCOVID-19, Labor

As laborers return to the fields this fall in Florida, both unauthorized crop workers and H-2A workers are vulnerable to the coronavirus. According to a new University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) study, an estimated 75 percent of Florida crop workers have at least one underlying health issue that puts them at risk of developing COVID-19 …

fresh

Orange Juice Import Impacts

Ernie NeffOrange Juice

Economist Tom Spreen discussed the impact of imports in the United States orange juice (OJ) market at the Sept. 16 Florida Citrus Commission meeting. Spreen is retired from the University of Florida Institute of Food and Agricultural Sciences. Spreen’s analysis began with increased imports in 2017 after Hurricane Irma struck Florida. Largely as a result of the storm, nearly 24 …

UF’s High Ranking Can Aid Citrus Research

Ernie NeffAll In For Citrus Podcast

U.S. News & World Report recently ranked the University of Florida (UF) the sixth best public university in the United States. Michael Rogers, director of the Citrus Research and Education Center (CREC), tells how a high ranking for UF can benefit Florida citrus. “This (the ranking) really attracts a lot of opportunities for the university,” Rogers says. He points out …

PIECES OF THE PAST: How to Manage a New Grove — in 1928

Tacy CalliesPieces of the Past

By Brenda Eubanks Burnette I was looking for inspiration for this month’s column and was trying to tie it in with this issue’s focus, which is grove management. Lo and behold, I came across a 44-page booklet I had tucked away called the “Book of Truth for Planters of New Groves” by Ocklawaha Nurseries, Inc. of Lake Jem, Florida. The …

chemicals

Needle-Assisted Trunk Infusion for Trees

Tacy CalliesHLB Management

With the devastating impacts of HLB on the citrus industry, growers are seeking alternative solutions to reduce Candidatus Liberibacter asiaticus (the bacteria that causes HLB) levels in trees and prevent disease-induced decline. Researchers at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) are developing an automated method for delivering therapeutic liquid materials into the vascular tissue of citrus …

citrus

All In For Citrus Podcast, September 2020

Taylor HillmanAll In For Citrus Podcast, Sponsored Content

National recognition, new findings on black spot control, and research on antimicrobial peptides highlight the September episode of the All In For Citrus podcast. Citrus Research and Education Center Director Michael Rogers starts the episode with the announcement that the University of Florida was ranked in the top 10 of U.S. News and World Report’s Top Public Schools list. Rogers …

Alico Sells 10,702 Acres to State of Florida

Ernie NeffAcreage

Alico, Inc. on Sept. 11 announced the state of Florida purchased, under the Florida Forever program, approximately 10,702 acres of Alico Ranch for $28.5 million. The transaction was pursuant to an option agreement between the state of Florida and Alico. John Kiernan, Alico president and chief executive officer, said the acreage was on the west side of the ranch. “This is …

Row-Middle Weed Management Methods

Tacy Calliesweeds

By Ramdas Kanissery, Miurel Brewer, Davie Kadyampakeni and Sarah Strauss Florida growers face problems with weeds throughout the year due to favorable weather conditions that allow rapid proliferation and lush growth of weeds in groves. While a weed-free tree row is desired to minimize competition with citrus, it is also essential to manage the weeds or vegetation in the row …

Florida citrus growers

Organic Solutions to Citrus Greening Sought

Tacy CalliesCitrus Greening, Organic

The Organic Center is currently working with the University of Florida, the University of California, Riverside, and several citrus growers and industry members to conduct a national review of how citrus greening disease is impacting organic growers and other industry members.  The information will be used to develop a large-scale holistic research project proposal targeted toward protecting organic citrus growers from citrus …

Harvest+

Brazil Releases Updated Orange Crop Forecast

Tacy CalliesBrazil, Crop Forecast

Fundecitrus and its cooperators announced an update to Brazil’s 2020-2021 orange crop forecast on Sept. 10. The new figure for the São Paulo and West-Southwest Minas Gerais citrus belt is 286.72 million boxes. This is 0.36 percent less oranges than the initial forecast released in May, and 25.87 percent less oranges than the 2019-2020 crop. The forecast represents one of …

citrus greening

HLB Preparedness in Australia

Ernie NeffHLB Management, International

Learning how other countries manage huanglongbing (HLB) will help shape Australia’s response if the damaging citrus disease hits its shores, according to New South Wales (NSW) citrus pathologist Nerida Donovan. One of the biggest lessons so far has been the importance of treating the psyllid vector with the same respect as the disease. Donovan, with the NSW Department of Primary …

Gibberellic Acid: Increase Fruit Size and Yield, Reduce Drop

Tacy CalliesProduction

By Tripti Vashisth and Megan Dewdney This article discusses the use of gibberellic acid (GA), the naturally occurring plant hormone, on huanglongbing (HLB)-affected trees. The results were generated from a 3-year trial in which Valencia trees were treated with GA in the fall. The outcomes suggest that GA can be effectively used for synchronizing and suppressing profuse flowering without negatively …