Editor’s note: This article is part of the special coverage on the 100th Anniversary of the UF/IFAS Citrus Research and Education Center, found in the October 2017 issue of Citrus Industry magazine. By Tom Nordlie Although it’s difficult to predict future events, directors of the University of Florida Institute of Food and Agricultural Sciences Citrus Research and Education Center (CREC) …
Current Challenges to Florida Citrus
Editor’s Note: This article was written before Hurricane Irma made landfall in Florida and damaged the state’s citrus industry. This article is part of the special 100th anniversary coverage of the Citrus Research and Education Center, found in the October 2017 issue of Citrus Industry magazine. By Tom Nordlie What are the current challenges to Florida’s citrus industry? To a …
FCM Says Irma Damage Threw Off USDA Citrus Crop Estimate
Florida’s largest citrus grower organization said Thursday the U.S. Department of Agriculture’s (USDA) initial estimate of the 2017-2018 citrus crop is well above the crop predicted by the results of their grower damage survey. Florida Citrus Mutual believes the agency could not accurately account for the full extent of the catastrophic damage from Hurricane Irma. Historically, the USDA has a …
A Look Back at 100 Years of Citrus Innovation
By Beverly James, Alec Richman, Brad Buck, Samantha Grenrock and Tom Nordlie The year was 1917. In April, the United States entered World War I. Florida’s population was fast approaching 1 million, and agriculture was the state’s most important economic driver. Citrus cultivation, introduced to Florida 400 years earlier by Spanish explorers, had spawned an industry following the Civil War. …
Sneak Peek: October 2017 Citrus Industry Magazine
The October issue of Citrus Industry magazine celebrates the 100th anniversary of the Citrus Research and Education Center (CREC). An in-depth article recaps the history of the University of Florida center, decade by decade. Also included is a timeline of major citrus events as well as CREC’s greatest accomplishments over the years. In addition, the issue looks at the present …
Argentinian Lemon Import Lawsuit Update
Last month, the U.S. Department of Justice asked for dismissal of the lawsuit by California lemon growers challenging a new import rule allowing Argentinian lemons into the United States. The U.S. Citrus Science Council (USCSC), representing approximately 750 family citrus farmers, filed the lawsuit against the U.S. Department of Agriculture (USDA) in federal district court in Fresno, California, earlier this …
System Screens Out Citrus Greening-Carrying Insect
Imagine camping in the deep woods. You’d want a tent with mesh that prevents bugs – even those as small as gnats – from entering into your wildlife hangout. That’s the idea behind citrus under protective screens, or CUPS, which helps keep away a pinhead-sized insect that causes citrus greening, University of Florida/Institute of Food and Agricultural Sciences (UF/IFAS) scientists …
Time to Get Serious About Trialing New Scion/Rootstock Combinations
By Jude W. Grosser and Frederick G. Gmitter It’s no secret that citrus greening disease, or HLB, continues to take a heavy toll on the beloved Florida citrus industry. It has been estimated that the industry will need to replant over 3 million trees per year for the next 10 years just to get back to normal. So the million-dollar …
Citrus Leprosis: a Continuing Threat in Florida and North America
By Richard F. Lee The old-timers called citrus leprosis “nailhead rust.” Prevalent in Florida in the early 1900s, the disease was first called leprosis in the 1920s by H.S. Fawcett. Although the disease was widespread in Florida at one time, it mysteriously disappeared in the mid-1960s. L.C. Knorr [University of Florida/Institute of Food and Agricultural Sciences Citrus Research and Education …
Hunt Brothers Fellowship Grows Future Citrus Industry Leaders
Even when Matt Mattia was studying tomato breeding as a master’s student at the University of Florida (UF), he was dreaming of citrus. Now a doctoral student at UF, he’s working toward achieving that dream of working in one of Florida’s most important industries. Thanks to the Hunt Brothers Fellowship, which funds graduate research in citrus, Mattia can live, work …
Management Plan for Roots of HLB-Infected Trees
By Jaci Schrekengost As huanglongbing (HLB) continues to decimate citrus crops, researchers continue to search for new, efficient ways growers can manage the disease. HLB, also known as citrus greening disease, is vectored by the Asian citrus psyllid. The disease affects the entire tree, including the roots and fruit. Tripti Vashisth, assistant professor and citrus Extension specialist at the University …
UF Researcher Working on HLB Solutions
By Jaci Schreckengost All research at the Citrus Research and Education Center (CREC) at the University of Florida (UF) currently deals with huanglongbing (HLB) to help protect the citrus industry. “Even if we’re interested in looking into other things, this needs to be solved in order to be able to have an industry to work with in the future,” says …
UF/IFAS Microbiologist Works Toward Greening Treatment
by Brad Buck, University of Florida Institute of Food and Agricultural Sciences In the same year the University of Florida’s (UF) Citrus Research and Education Center (CREC) celebrates its 100th anniversary, Nian Wang believes he may be close to finding the “off switch” for greening, the disease devastating Florida’s multi-billion-dollar-a-year citrus industry. Wang, an associate professor of microbiology and cell sciences …
Understanding Soil-Moisture Sensor Data
By Arnold Schumann and Laura Waldo Florida citrus trees may require irrigation throughout the year due to the extremely sandy soils with low water-holding capacities and the warm subtropical climate with distinct drought periods in spring. Citrus trees are evergreen and may be actively growing at any time, with no true dormant phase. HLB-affected trees are particularly prone to multiple …
Fred Gmitter: Slow Road to Fast Genetics
By Ernie Neff Even Nostradamus would have struggled to predict a career path for a 25-year-old Fred Gmitter. Gmitter had quit college after three years at Rutgers University, where he studied English literature with plans to teach. He said he “became completely disillusioned” with that plan. He married, worked as a delivery truck driver and warehouse laborer, and traveled out …
2017 Citrus Youth Day
Citrus Youth Day was created to help teach students about the importance of citrus and agriculture as careers, as well as in the community. Jamie Burrow, Extension program manager for the University of Florida/Institute of Food and Agricultural Sciences Citrus Research and Education Center, says there will be five stations for the kids during the Citrus Youth Day event. The …
Controlled-Release Fertilizer Boosts Health of HLB Trees (Part 2)
By Pete Spyke, Joby Sherrod and Jude Grosser Part 1 of this article, published in the April 2017 issue of Citrus Industry magazine, provided some background information on controlled-release fertilizer (CRF) along with a discussion of practical applications in citrus production. This article, part 2, includes summaries of observations from several case studies in which CRF has been applied for …
From HLB Grower Day: Cutting Psyllid Control Costs
Approximately 200 Florida citrus industry members attended the HLB Grower Day on April 21 at the Citrus Research and Education Center (CREC) in Lake Alfred. Speakers summarized scientific presentations made at a recent international HLB research conference. Michael Rogers, an entomologist and director of the University of Florida/Institute of Food and Agricultural Sciences CREC, discussed control of the Asian citrus …
Safeguarding Citrus Stock
By Georgios Vidalakis On March 30, 2007, I received a memorable phone call in my office at the University of California (UC), Riverside. “Georgios,” said the caller, “The 2008 Farm Bill will establish the National Clean Plant Network (NCPN) for specialty crops. This program will be like no other because it will be driven from the ground up. The system …
Finger Lime Could Be New Crop for Citrus Growers
By Manjul Dutt, Ethan Nielsen and Jude Grosser The finger lime is a citrus relative, scientifically named Microcitrus australasica. Finger limes are native to Australia and are so named because the fruits are long and fingerlike in shape (see figures 1 and 2). Finger limes belong to a group of similar citrus relatives, all originating from Australia with common names …