CRDF Defers Project Funding

Ernie NeffResearch

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 … Read More

Guzmán Honored for Irrigation Work

Ernie NeffAwards

agricultural engineer

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 … Read More

Sneak Peek: October 2020 Citrus Industry

Tacy CalliesSneak Peek

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 … Read More

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 … Read More

Use More Micronutrients for HLB

Ernie NeffNutrition

citrus greening

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 … Read More

COVID-19 Challenges in Citrus Packinghouses

Tacy CalliesCOVID-19, Tip of the Week

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 … Read More

New Rule for Florida Citrus Handlers

Ernie NeffRegulation

Citrus handlers in Florida must register with the Citrus Administrative Committee (CAC) in order to ship regulated citrus outside the production area beginning in the 2019-20 fiscal year. The U.S. Department of Agriculture (USDA) issued a final rule requiring the registration. The rule applies to the federal marketing order for oranges, grapefruit, tangerines and pummelos grown in Florida. The rule … Read More

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 … Read More

Benefits of Biological Fungicides for Citrus Production

Josh McGillSponsored Content

Since many of the regions where citrus trees grow have warm, humid climates, bacterial and fungal diseases can easily run rampant. Preventative methods are the best way to control diseases in citrus, because if problems occur once new leaves, shoots and fruit are developing, it is likely too late to stop the disease during that growing season. Growers can use … Read More

Trade Issues for Fresh Florida Citrus

Tacy CalliesCitrus

Dan Richey, president of Riverfront Packing Company, gave an update on trade issues impacting fresh Florida citrus during the recent virtual citrus Packinghouse Day meeting. Richey, also a member of the Agricultural Trade Advisory Committee, says foreign sales are especially important for Florida citrus.  One of the biggest topics of trade conversation is the effects on the market since the … Read More

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 … Read More

Obtaining Optimal Peel Color of Fresh Florida Citrus

Tacy CalliesFresh

By Mark A. Ritenour and Fernando Alferez Color development in citrus during fruit maturation is a complex process that involves chemical and physiological changes. This includes chlorophyll (green pigments) breakdown and carotenoid (orange and yellow pigments) biosynthesis. The final color of each citrus variety mainly depends on the final composition of carotenoids, with citrus being among the richest fruit sources … Read More

New Potential Pest for Florida Citrus

Ernie NeffPests

The Florida Department of Agriculture and Consumer Services Division of Plant Industry (FDACS/DPI) recently issued a pest alert about snout scale (Florinia proboscidaria), a potential Florida citrus pest. The alert is aimed at preventing the pest’s introduction to and establishment in commercial citrus in Florida. “This is a heads up that we have a new potential pest to keep an … Read More

Season’s OJ Sales Up Nearly 13 Percent

Ernie NeffOrange Juice

new york times

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, … Read More

Growers Sustain Losses

Ernie NeffEconomics

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 … Read More

Navel Orange Estimate Released for California

Len WilcoxCrop Forecast

The U.S. Department of Agriculture National Agricultural Statistics Service released the 2020-21 California Navel Orange Objective Measurement Report. The survey was conducted from June 15 to Sept. 1. Estimated fruit set per tree, fruit diameter, trees per acre, bearing acreage, and oranges per box were used in the statistical models to provide an estimate of crop production. Based on the … Read More

Peptide Could Restore Florida Citrus

Tacy CalliesHLB Management

CghSAMPa, the peptide found in the fruit of greening-tolerant Australian finger limes, is believed to be the first substance capable of controlling huanglongbing (HLB, also known as citrus greening). University of California, Riverside and Invaio Sciences, Inc. have partnered to advance the peptide research with hopes of bringing an HLB solution to commercialization by 2023. During a recent seminar hosted … Read More

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 … Read More

Texas Mexfly Quarantine Reduced

Ernie NeffPests

Federal and Texas regulators on Aug. 25 removed the Mexican fruit fly (Mexfly) quarantine area in Harlingen, Texas. Harlingen is in Cameron County. Dale Murden, a grower and president of Texas Citrus Mutual, said only 550 acres of Texas citrus remain under quarantine out of a state total of approximately 27,000 acres of citrus. “So we are happy about that,” … Read More

CCM Supports Plan to Address Imports

Len WilcoxCalifornia Corner, Trade

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 … Read More