Citrus Research and Development Foundation (CRDF) directors on Sept. 22 had a lengthy discussion about a nutrition research proposal from Rhuanito (Johnny) Ferrarezi. Ferrarezi is a University of Florida Institute of Food and Agricultural Sciences assistant professor at the Indian River Research and Education Center. Because of budgetary concerns expressed by CRDF, Ferrarezi cut $158,000 from his original proposed project …
Guzmán Honored for Irrigation Work
Precision irrigation scientist Sandra Guzmán was recently named a 2020 Outstanding Young Extension Worker by the Florida Section of the American Society of Agricultural and Biological Engineers. Guzmán is a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher with expertise in artificial intelligence for water management. She works at the UF/IFAS Indian River Research and Education Center …
Sneak Peek: October 2020 Citrus Industry
Get the dirt on soil in the October 2020 issue of Citrus Industry magazine! Soil is not the most glamorous subject, but it’s one that seems to be getting more attention in the citrus industry lately. As citrus growers work to keep trees productive in the HLB era, they are implementing practices to improve soil health. Providing roots with a …
PIECES OF THE PAST: How to Manage a New Grove — in 1928
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 …
Use More Micronutrients for HLB
HLB-affected citrus trees benefit from micronutrients at higher-than-recommended rates, Tripti Vashisth reported in a virtual Florida Citrus Growers’ Institute presentation. Vashisth, a University of Florida Institute of Food and Agricultural Sciences researcher, said that a 20 percent higher-than-recommended rate of micronutrients can improve productivity in trees with HLB. The Florida Citrus Growers’ Institute is normally held in Avon Park in …
COVID-19 Challenges in Citrus Packinghouses
By Michelle Danyluk and Ben Chapman Citrus packers have some unique challenges when it comes to COVID-19 management, including working in an indoor environment. It is becoming increasingly clear from recent reports of clusters of COVID-19 illnesses that being indoors and around people for prolonged periods of time are risk factors for transmission. Air flow, the limitations of physical distancing …
Needle-Assisted Trunk Infusion for Trees
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 …
All In For Citrus Podcast, September 2020
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 …
Season’s OJ Sales Up Nearly 13 Percent
The increase in sales of U.S. orange juice (OJ) that began during the early days of COVID-19 is continuing, according to Marisa Zansler, director of the Florida Department of Citrus Economic and Market Research Department. Zansler told the Florida Citrus Commission on Sept. 16 that as consumers began to adapt to a new normal while still living under COVID-19 conditions, …
Growers Sustain Losses
Not many watching a recent virtual Citrus Expo presentation were surprised by Ariel Singerman’s declaration that “taking into account total cost, on average, growers sustained a loss” in the 2019-20 Florida citrus season. Singerman, a University of Florida Institute of Food and Agricultural Sciences economist, pegged the average per-acre losses at $1,606 for early-midseason oranges and $1,254 for Valencias. Singerman …
CCM Supports Plan to Address Imports
On Sept. 10, California Citrus Mutual (CCM) commended the Office of the U.S. Trade Representative (USTR), U.S. Department of Agriculture and U.S. Department of Commerce (DOC) for the actions they recently announced to address the injury caused by increased imports of seasonal and perishable products. The federal Report on Seasonal and Perishable Products in U.S. Commerce was announced earlier this …
Row-Middle Weed Management Methods
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 …
Physical Distancing in the Citrus Industry
By Michelle Danyluk and Ben Chapman While there is no evidence that the COVID-19 virus is a food-safety concern, it certainly is a worker health concern. It spreads person-to-person through close contact (defined as within 6 feet for more than 15 minutes) or by contact with contaminated surfaces. Systematically walking through the grove, packinghouse or processing plant and thinking about …
Genetics and Nutrition Are the ‘Way Forward’
“The combination of improved scion/rootstock genetics and optimized nutrition is clearly the way forward” for Florida’s HLB-stricken citrus industry, Jude Grosser declared in a Florida Citrus Growers’ Institute virtual presentation. Grosser is a University of Florida Institute of Food and Agricultural Sciences plant breeder. The Growers’ Institute is normally held in April but was cancelled this year due to COVID-19. …
HLB Solution Could Be Available in Three Years
University of California, Riverside (UCR) scientist Hailing Jin believes she has found a substance capable of controlling the deadly citrus greening disease known as huanglongbing (HLB). The potential cure Jin discovered is a peptide found in the fruit of greening-tolerant Australian finger limes, which have been consumed by humans for hundreds of years. Invaio Sciences, Inc., a multi-platform technology company …
Organic Solutions to Citrus Greening Sought
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 …
Stefanou to Lead USDA Economic Research Service
University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) scientist Spiro Stefanou has been appointed as U.S. Department of Agriculture Economic Research Service (USDA/ERS) administrator. Stefanou was a professor in the UF/IFAS food and resource economics department. The mission of USDA/ERS is to anticipate trends and emerging issues in agriculture, food, the environment and rural America and to conduct high-quality, …
Nutrition: Get the Rate Right
Davie Kadyampakeni emphasized the importance of the four Rs of good nutrition of HLB-affected orange trees, with a heavy focus on the “right rate” of nutrient use. The other three Rs are right time, right placement and right source of nutrient applications. Kadyampakeni, a University of Florida Institute of Food and Agricultural Sciences researcher, discussed nutrition at this year’s virtual …
New Guidance on How to Handle Unsolicited Seeds
People receiving unsolicited seeds or plant material through the mail should either report the seeds and submit them for testing or dispose of them using the method described below. This advice comes from the Florida Department of Agriculture and Consumer Services (FDACS). The seed packets, which have recently arrived unexpectedly in Florida and throughout the United States in packages with …
Keeping the OJ Momentum Going
Florida Department of Citrus (FDOC) staff has been “hard at work ensuring the momentum experienced by the orange juice (OJ) category earlier this year doesn’t fade as we usher in the fall,” Ned Hancock stated recently. Hancock, chairman of the Florida Citrus Commission, provided that information and more in an update to the citrus industry on FDOC activities. Hancock said …





























