By Marcos Fava Neves The latest announcement of Brazil’s orange production is 244 million boxes, almost 2 percent smaller than the September estimate (249 million boxes) and 0.6 percent smaller than the May number (246 million boxes). Hot weather in October and November reduced the expected yields. The crop is predicted to be 18 percent less than last season, and …
Bactericide Grower Trials for HLB ‘Extremely Variable’
Stephanie Slinski, Citrus Research and Development Foundation bactericide project manager, discussed grower trials on the use of bactericides for HLB at the Florida Citrus Growers’ Institute in Avon Park on April 4. She summarizes the presentation. “We have a series of field trials set up throughout Florida to test the efficacy of oxytetracycline and streptomycin just in the grower program,” …
Controlling ACP and Other Pests as Critical as Ever
By Jawwad A. Qureshi and Philip A. Stansly More than a decade has passed since 2006, when huanglongbing (HLB) or citrus greening disease was identified in Florida. By then, the disease had already spread widely and went unrecognized due to high psyllid populations and a disease incubation period of months or years between infection and symptom expression. Nevertheless, management of …
Entomopathogenic Nematodes: Root Weevil Management Tool
By Larry Duncan Citrus growers are recognized as early adopters of practices that enhance the biological control of arthropod pests. For more than a century, tactics such as the exploration and importation of predators and parasitoids or the reduced use of insecticides that disrupt biological control were increasingly employed against pests in the tree canopy. Beginning in the early 1990s, …
How Much Psyllid Control Needed for HLB?
Soon after Florida’s citrus industry realized it couldn’t eradicate HLB, researchers and growers put a huge emphasis on controlling the Asian citrus psyllids that spread the disease. Most still agree that psyllid control remains essential in the short term to survive HLB. But many are now questioning the long-term economic sustainability of massive levels of psyllid control. Such questioning took …
Ag/Citrus Crime ‘More Significant than Most People Realize’
At the recent Highlands County Citrus Growers Association annual meeting, outgoing association president Ned Hancock praised the county sheriff’s department for hiring more agricultural deputies. Hancock responded to the question, “How big a problem is ag crime/citrus crime?” “In my opinion it’s much more significant than most people realize, because so much of the ag crime goes unreported,” Hancock says. …
New Peace River Executive Discusses Citrus Issues
Steve Smith became executive director of the Peace River Valley Citrus Growers Association (PRVCGA) in early March. He discusses some of the issues the association will address. “Obviously the research is a major focus right now with greening. That’s at the top of everybody’s list, trying to find some solutions.” Water issues historically have been a major focus for the …
Sneak Peek: April 2017 Citrus Industry Magazine
Greening disease, known as HLB, is a top concern for citrus growers worldwide. The April issue of Citrus Industry magazine is all about boosting the health of HLB-infected trees. Articles on this theme cover the use of controlled-release fertilizer, bicarbonate management, foliar nutrition and irrigation strategies. This month, for the first time Citrus Industry’s CEU Central article offers a continuing …
Highlights from the International HLB Conference
Harold Browning, chief operations officer at the Citrus Research and Development Foundation (CRDF), provides an overview of activities at the recent International Research Conference on HLB held in Orlando. The conference was hosted by Florida Citrus Mutual, with much assistance from CRDF. “There were nearly 500 participants from 24 countries” including for the first time scientists from Cuba, Browning reports. …
Phil Stansly: Psyllid Slayer
By Ernie Neff Gulf citrus growers had a CHMA (citrus health management area) before CHMAs were popular — even before they were called CHMAs! Phil Stansly, University of Florida (UF) entomology professor, is among those credited with organizing Florida’s first psyllid- and HLB-fighting CHMA. Others recognized for the achievement include Gulf Citrus Growers Association (GCGA), Florida Cooperative Extension Service and …
Importance of Leaf Tissue and Water Analysis
Oscar Ruiz with Waypoint Analytical discusses the importance of leaf tissue and water analysis. “Leaf tissue analysis is important because we can actually gauge in-season what the plant is capable of uptaking,” he says. That information, along with information garnered from soil sampling, allows the grower to “fine tune the fertility program and adjust it accordingly,” he says. “I recommend …
The Texas Psyllid/HLB Experience
John da Graca, director of the Texas A&M University Kingsville Citrus Center in Weslaco, was among hundreds attending the International Research Conference on HLB March 15-17 in Orlando. He summarizes the Texas industry’s experience with HLB and the Asian citrus psyllids that spread the disease. “Psyllids arrived (in Texas) about 2001,” da Graca says. “At the time it wasn’t seen …
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 …
Mutual President Summarizes Legislative Issues
Florida Citrus Mutual President John Barben summarized Mutual’s efforts at the state and federal levels during the recent Highlands County Citrus Growers Association annual meeting in Sebring. “We talked a little bit about going after our (state legislative) funding for this year – for CRDF (Citrus Research and Development Foundation), for New Varieties (Development and Management Corp.) – trying to …
Hall of Famer Sparks Credits Teams for Success
Florida Citrus Mutual Chief Executive Officer Mike Sparks, inducted into the Florida Citrus Hall of Fame on March 10, lists a group of teams that contributed to his success. “You’ve got to look at the big groups, no one individual – the citrus commissioners, past executive directors at the Department of Citrus, professional staff, growers, Mutual’s board of directors, Mutual’s …
Citrus Agency Hopes for Rebound After New Forecast
The Florida Department of Citrus is hoping for a better second half of the growing season after the latest decline in projections for the state’s orange and grapefruit harvest. Meanwhile, Agriculture Commissioner Adam Putnam said a 4 percent drop from February to March in the forecast from the U.S. Department of Agriculture is another sign of the effects of deadly …
Grower Optimism on Tree Health
Several growers participating in a forum in Sebring on March 9 said trees are looking better this year than last year. They also agreed that postbloom fruit drop (PFD), a major problem last season, has not yet been a big issue this season. Grower Aaron Himrod of Himrod Citrus Nursery, a forum participant, says good tree condition and high fruit …
Orange Forecast Drops for Florida and California
The citrus crop forecast, delivered by Mark Hudson of the U.S. Department of Agriculture’s (USDA) National Agricultural Statistics Service in Washington, D.C., showed a 4 percent drop in Florida oranges and a 2 percent drop in California oranges. In total, the U.S. all-orange forecast for the 2016-2017 season dropped 3 percent from last month and is down 13 percent from …
New Highlands President on PFD, Psyllids and More
Billy Barben, new president for the Highlands County Citrus Growers Association (HCCGA), says he is optimistic that new fertilizer programs and future genetic trees “will give us hope in the future.” Barben, whose brothers, Bobby and John, have also served the association as president, says, “I’m more of the dirt guy in my family.” As a grower, he has opinions …
Crime Fighting, Property Values Are Highlands Issues
Ned Hancock, who recently stepped down as president of Highlands County Citrus Growers Association (HCCGA), discusses key issues the association faced in the past year and some coming in the future. Hancock says a major accomplishment last year came in concert with new Highlands County Sheriff Paul Blackman. Blackman “has made a significant commitment to patrol the agricultural community and …