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 …
Grower Response to Psyllid Insecticide Resistance
Lee Jones was in the Citrus Expo seminar audience recently when a scientist reported there have been incidences of HLB-spreading psyllids being resistant to insecticides. Jones, general manager of Gardinier Florida Citrus, has one recommendation for dealing with the issue, at least partially. “I would really suggest that October to March window as an application window for the imidacloprids (a …
HLB-Spreading Psyllids Resistant to Insecticides
Ears perked up in the Citrus Expo seminar hall last week when Lukasz Stelinski reported incidences of Asian citrus pysllid resistance to insecticides, “particularly the neonicotinoid group of insecticides in Florida.” The neonicotinoids have been a key weapon against the psyllids that have spread HLB to groves statewide. Stelinski, an entomologist with the University of Florida’s Institute of Food and …
CRDF President on Bayer Partnership
We first told you last week that the Citrus Research and Development Foundation (CRDF) and Bayer CropScience had announced a new partnership during Citrus Expo to fight citrus greening. Various solutions are being researched, like genetically improved trees. But CRDF President Tom Jerkins knows help is needed before those trees are ready. Sponsored ContentA Simpler, Safer and More Effective Way …
Rootstocks and HLB Tolerance — Another Perspective
By Ute Albrecht Tolerance to a disease is generally defined as the ability to be productive in the presence of disease-causing organisms. This is contrary to resistance, which is defined as the ability to completely evade a pathogen due to specific resistance mechanisms. The question as to what defines an HLB-“tolerant” rootstock was posed in an article by Bill Castle, …
CUPS Test to Begin at California Research Center
University of California (UC) scientists at the Lindcove Research and Extension Center (LREC) will soon begin to test the effect of growing citrus under protective screen (CUPS). CUPS is a proposed new method of controlling huanglongbing (HLB), or citrus greening disease, by keeping psyllids, small insects known to spread the disease, away from the trees. The test will evaluate the …
Ag Secretary Perdue Gains Optimism About Citrus Industry at Citrus Expo
U.S. Secretary of Agriculture Sonny Perdue visited Citrus Expo on August 16. During his visit, he held a listening session alongside Congressman Tom Rooney and citrus industry professionals. The main topic during the session was citrus greening and the importance of research to combat the devastating disease. Growers and industry leaders spoke about the challenges of the Florida citrus industry. …
Perdue Optimistic Researchers, Growers Will Beat Citrus Greening
U.S. Agriculture Secretary Sonny Perdue is in Florida this week, where he attended Citrus Expo at the Lee Civic Center in North Fort Myers. While in the state, he has been able to learn firsthand about efforts to combat citrus greening. Hear more from the U.S. Department of Agriculture’s Stephanie Ho: Sponsored ContentA Simpler, Safer and More Effective Way to …
Gun Safe Winner at Citrus Expo
Everglades Equipment Group continued its popular, annual John Deere gun safe giveaway at the 2017 Citrus Expo on August 16. All citrus growers who pre-registered for the event were eligible for the drawing to win the prize. Miss Florida Citrus, Rachel Smith, drew the name of the lucky winner. The gun safe went to Austin Pell of Pell Citrus in …
CRDF and Bayer Announce Partnership at Citrus Expo
The Citrus Research and Development Foundation (CRDF) and Bayer CropScience announced a new partnership at Citrus Expo. In an effort to discover new technologies to manage citrus greening disease, CRDF will invest $12 million with Bayer over a three-year period. Bayer will focus on product research and development of both biological and chemical controls. Adrian Percy, head of research and …
Citrus Expo Is a Great Connection for Florida FFA
Citrus growers, vendors, and industry professionals are all looking forward to gathering this Wednesday, August 16 at 8:00 a.m. at the Lee Civic Center in North Fort Myers. That’s when the doors officially open to the 2017 Citrus Expo trade show, the biggest and best annual gathering of citrus industry members in the U.S. Citrus Expo is proud to announce …
Perdue to Appear at Citrus Industry Event
Amid continuing struggles in Florida’s citrus industry, U.S. Secretary of Agriculture Sonny Perdue will appear Wednesday at the Citrus Expo in Fort Myers. Florida Agriculture Commissioner Adam Putnam and U.S. Rep. Tom Rooney, R-Fla., are expected to join Perdue, according to Putnam’s office and the Citrus Expo website. Perdue’s visit comes as the industry continues to deal with deadly citrus …
How the Best Growers Cope with HLB
Some of Florida’s “best” citrus growers recently told Citrus Research and Development Foundation (CRDF) researcher Jim Syvertsen how they try to cope with HLB. There was much agreement among the growers on fertilization, irrigation, the management of psyllids that spread HLB, and bactericides that have been used against HLB for more than a year. Syvertsen says a survey conducted …
HLB Affects Grapefruit Sales
By Jaci Schreckengost For grapefruit growers, huanglongbing (HLB) has been a huge issue, leading to many fears in the industry, including the fear of a shortage. Rob Atchley, general manager of citrus groves for Duda Farm Fresh Foods, says HLB makes crops vulnerable to new stresses the trees have not previously encountered. He says these stresses can turn into fruit …
UF Researchers Work to Manage HLB in Grapefruit
By Jaci Schreckengost Due to the rapid rate huanglongbing (HLB) has affected citrus, researchers are working on new management techniques for the disease. Rhuanito “Johnny” Ferrarezi, assistant professor in citrus horticulture at the University of Florida/Institute of Food and Agricultural Sciences (UF/IFAS) Indian River Research and Education Center (IRREC), says research is being done to answer questions about how HLB …
Governor Rick Scott Appoints Three to the Florida Citrus Commission
Governor Rick Scott announced two appointments and one reappointment to the Florida Citrus Commission. Lee Bouldin, 62, of Vero Beach, is a citrus shipper at DNE World Fruit. He received his bachelor’s and master’s degrees from Wake Forest University. Bouldin succeeds Michael Garavaglia and is appointed for a term beginning August 9, 2017, and ending May 31, 2019. Carlos Martinez, …
Citrus Expo Opens a Week from Today!
August 9, 2017 Citrus growers, vendors and industry professionals are looking forward to gathering on Wednesday, August 16 at 8:00 a.m. at the Lee Civic Center in North Fort Myers. That’s when the doors officially open to the 2017 Citrus Expo trade show, the biggest and best annual gathering of citrus industry members in the United States. There are only …
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 …
A Lively World Under the Tree
The vast diversity of organisms in soil can have positive impacts on citrus, Sarah Strauss told growers and others at a July seminar in Immokalee. “Potentially, though we haven’t verified this, (there are) up to a billion organisms in one gram of soil underneath a citrus tree,” the University of Florida/Institute of Food and Agricultural Sciences soil microbiologist says. “A …
Seniors May Reduce Dementia Risk with Citrus
Eat citrus to prevent dementia? A new study published in the British Journal of Nutrition suggests just that. It shows that older people who frequently eat citrus fruit were 23 percent less likely to get dementia. The study was also reported by the American Association of Retired Persons (AARP) on its Brain Health and Wellness website. The study was conducted on more than …