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Below you'll see everything we could locate for your search of “rootstock”
By Fernando Alferez, Christopher Vincent and Tripti Vashisth In the current scenario of widespread infection and severe symptoms of HLB in Florida, horticultural practices that improve plant health in the presence of the disease are needed. For this reason, we sought to follow up on reports of positive effects of a brassinosteroid on infected plants. Brassinosteroids are a relatively newly …
More than 20 growers and others attended a tour on Oct. 11 at Whitmore Farm near Groveland in Lake County, Florida. Breeding for HLB tolerance or resistance is the primary goal of research at the farm. “Whitmore Farm was established in the mid-1950s as a foundation farm,” says Brian Scully, who led the tour and discussed research. Scully is director …
Growers attending a recent workshop in Sebring learned how to evaluate the root systems of HLB-infected trees. University of Florida Institute of Food and Agricultural Sciences researcher Evan Johnson was the instructor. Johnson said evaluation of root systems is important because “HLB is causing a lot of damage to the root system … It’s important to know how the pests …
By Ernie Neff Ned Hancock wasn’t the typical first-time citrus grove owner when he bought a 5-acre Highlands County plot in 1972. He was 14 years old. His grandfather sold him the property, and Hancock’s father had him open a checking account and manage the grove’s finances. “I’m convinced that he (grandfather) did it trying to get me to get …
The Edison & Ford Winter Estates Citrus Project will promote the value of the Florida citrus industry. By Jim Gravley The citrus industry has endured many setbacks this year and needs an across-the-board evaluation. As a grower first, I devote my extra time to helping assist the industry with current issues affecting production, research and the marketing of our product. …
Interest in lemon production is increasing among Florida’s citrus producers. This was evident by the strong turnout of growers who attended a lemon workshop at the Citrus Research and Education Center on Sept. 11. Approximately 80 growers and industry members attended the event, hosted by University of Florida Institute of Food and Agricultural Sciences Polk County Extension. George Hamner Jr., …
By Ramdas Kanissery, Fernando Alferez and Ozgur Batuman Herbicides are one of the key inputs necessary for effective management of a wide diversity of weed infestations in citrus crop production. Most weeds in citrus could be controlled by adopting a weed management program that utilizes a combination of herbicides based on their selectivity and compatibility with the crop. This would …
The 27th annual Citrus Expo saw great success as growers piled into the Lee Civic Center on Aug. 15–16 in North Fort Myers, Florida. Growers experienced the biggest trade show in Citrus Expo history, as well as extended citrus seminar sessions. The educational program, titled “Planting Tomorrow’s Profits,” featured presentations on the latest research from the University of Florida Institute …
By Aaron Himrod Although there is a current lack of true resistance to HLB, making appropriate variety choices does have a significant impact on grove performance and profitability. Compromises among the various factors will have to be made. Take note of the most limiting factors in your grove and make your selection with these in mind. HLB exacerbates stresses that …
By Nate Jameson The decision-making process for choosing a scion/rootstock combination involves multiple factors. The process starts by answering the following questions: Question 1: New planting or resetting? If the block is being reset, is still profitable and will stay in production for several years, then I suggest the grower stay with the existing combination currently planted. If the block …
As growers decide how to use U.S. Department of Agriculture (USDA) funding to recover from damages caused by Hurricane Irma — and as they cope with the ongoing impact of citrus greening — University of Florida researchers are suggesting varieties for them to replant. Producers can grow varieties that show tolerance to greening — also known as huanglongbing, or HLB. …
By Fred Gmitter, Ed Stover, Randy Driggers, Greg McCollum and Jude Grosser The U.S. Department of Agriculture (USDA) Agricultural Research Service citrus breeding program has a long history of releasing successful scion and rootstock cultivars. There had been a 15-year lapse in creating new hybrids, and the recently released cultivars largely reflect breeding efforts that preceded the onslaught of HLB …
By Fred Gmitter, Bill Castle and Jude Grosser King Solomon once pointed out that “there is nothing new under the sun,” meaning that what has happened before will happen again. Although the idea of growing lemons in Florida is viewed by some these days as a new thing, Florida actually has a fairly long history of lemon production. FLORIDA LEMON …
Moderate spacing and medium tree size could be the quickest way Florida growers can return to producing 100 million boxes of oranges per year. By Pete Spyke, Bill Castle and Ed Stover The Florida Department of Citrus (FDOC) recently released the results of a study originally titled “Restoring Florida’s Commercial Orange Tree Inventory: Economic Impacts of APS vs. Traditional Plantings.” …
At the center of the August issue of Citrus Industry magazine is the Citrus Expo show guide. Readers will find everything they need to know about Florida’s leading agricultural event. This year, Citrus Expo is expanding its reach to include vegetable and specialty crop growers. The Citrus Expo seminar and trade show is August 15–16 at the Lee Civic Center …
By Steve Futch and Ariel Singerman Editor’s note: The authors share what they learned while touring Spain’s citrus industry in March of 2017. Spain is the leading citrus producer in the European Union (EU) with approximately 300,000 acres that yield about 21 million boxes. FOCUS ON FRESH Production is primarily focused on the fresh market, with much fruit exported to …
An Indian River-area grapefruit grower told the crowd at Florida Citrus Mutual’s recent annual conference about his company’s plans for coping with HLB. The plans include replanting with some diverse citrus varieties at higher densities, said Daniel Scott, vice president of Scott Citrus Management. Grapefruit has for the most part proven extremely difficult to grow profitably in the face of …
University of Florida Institute of Food and Agricultural Sciences researcher Jude Grosser discusses small experiments that indicated manganese and boron can help citrus trees cope with HLB. In a greenhouse experiment from a few years ago, HLB-infected sweet orange trees were overdosed with micronutrients and secondary nutrients. “It looked like … manganese had the biggest effect on growth of the …
Growers discuss lessons learned from Hurricane Irma, replanting plans, grove rehabilitation, crop insurance and more. By Tacy Callies Florida citrus growers awaiting Hurricane Irma federal aid and insurance payouts are doing their best to keep crops healthy until more money is available. Paul Meador, citrus grower and head of Everglades Harvesting & Hauling in LaBelle, took a big hit from …
“If you want to survive, you have to plant” is a common sentiment heard among Florida citrus growers. The June issue of Citrus Industry magazine examines several issues of interest related to new plantings. In the cover story, Editor Tacy Callies speaks with citrus growers recovering from Hurricane Irma and shares details about their replanting plans. Other topics discussed in …
