Citrus Greening News on agriculture-xprt.com

USDA Announces First Citrus Greening Funding Allocations and Appointments to Citrus Disease Subcommittee

United States Agriculture Secretary Tom Vilsack today announced more than $1.5 million in funding to expand bio-control efforts to fight Huanglongbing (HLB), also known as citrus greening. This action is the first designation of funds by the Huanglongbing Multi-agency Coordination Group (HLB MAC Group) since it was established by Vilsack in December. "Citrus greening poses a significant threat to ...

May 13, 2014

By U.S. Department of Agriculture (USDA)

UF researchers develop effective, inexpensive citrus greening detector

While a commercially available cure for crop-killing citrus greening remains elusive, University of Florida researchers have developed a tool to help growers combat the insidious disease: an efficient, inexpensive and easy-to-use sensor that can quickly detect whether a tree has been infected. That early warning could give growers enough lead time to destroy plagued trees and save the ...

Jan. 28, 2015

By The University of Florida’s Institute of Food and Agricultural Sciences

Florida citrus growers: 80 percent of trees infected by greening

Florida’s citrus growers say as much as 90 percent of their acreage and 80 percent of their trees are infected by the deadly greening disease, which is making a huge dent in the state’s $10.7 billion citrus industry, a new University of Florida Institute of Food and Agricultural Sciences survey shows. The survey, conducted in March 2015, shows the first grower-based estimates of both ...

Apr. 18, 2016

By The University of Florida’s Institute of Food and Agricultural Sciences

Microscopic molecules can fight citrus greening bug with less insecticides

Researchers with the University of Florida and several other institutions have found a way in laboratory tests to use 200 times less insecticide and yet still kill as many insects that carry the devastating citrus greening bacterium. It is a step forward in ridding groves of the insect that is threatening to destroy Florida’s $10.7 billion citrus industry. Lukasz Stelinski, an ...

Sep. 18, 2015

By Everglades Research & Education Center

USDA Announces $22 Million Available for Research to Combat Citrus Greening

The U.S. Department of Agriculture (USDA) today announced the availability of $22 million in grants to help citrus producers fight Huanglongbing (HLB), commonly known as citrus greening disease. This funding is available through the Specialty Crop Research Initiative (SCRI) Citrus Disease Research and Extension Program (CDRE), which was authorized by the 2014 Farm Bill and is administered by ...

Apr. 21, 2016

By U.S. Department of Agriculture (USDA)

UF/IFAS researchers use steam to treat citrus greening

University of Florida researchers are turning to the old-fashioned method of steaming to help treat citrus greening, a disease devastating citrus trees throughout Florida. Reza Ehsani and his UF Institute of Food and Agricultural Sciences colleagues are tenting and then enveloping trees in steam that is 136 degrees Fahrenheit for about 30 seconds in an attempt to kill the ...

Sep. 18, 2014

By The University of Florida’s Institute of Food and Agricultural Sciences

The Coca-Cola Co. donates additional $1.5 Million to UF/IFAS to fight citrus greening

The University of Florida Foundation today announced a second gift of $1.5 million from The Coca-Cola Co. in support of long-term research aimed at preventing a widespread disease that affects crops in Florida’s $9 billion citrus industry. The contribution, to be distributed in $500,000 increments during the next three years, will be used to fund sustainable research programs managed by the ...

Aug. 19, 2014

By The University of Florida’s Institute of Food and Agricultural Sciences

UF/IFAS method detects 83% of immature citrus; helping cut costs

GAINESVILLE, Fla. — University of Florida Institute of Food and Agricultural Sciences researchers have found a new way to detect immature citrus 83 percent of the time, which lets growers know where to apply fertilizer and water and perhaps save on labor costs for the $10.9 billion a year Florida industry. By detecting green, immature citrus more accurately and efficiently, ...

Jun. 7, 2016

By The University of Florida’s Institute of Food and Agricultural Sciences

Purple limes and blood oranges could be next for Florida citrus

University of Florida horticulture scientist Manjul Dutt is hoping to turn your next margarita on its head by making it a lovely lavender instead of passé pale green. Dutt and Jude Grosser from the UF Citrus Research and Education Center are developing genetically engineered limes containing some similar genetic factors that are expressed in grape skin and blood orange pulp. ...

Jan. 6, 2016

By The University of Florida’s Institute of Food and Agricultural Sciences

UF/IFAS imaging system can detect citrus greening before symptoms show

A time-lapse polarized imaging system may help citrus growers detect greening before the plant’s leaves show symptoms, which should help growers as they try to fend off the deadly disease, a new University of Florida Institute of Food and Agricultural Sciences study shows. For the new study, Won Suk “Daniel” Lee and Alireza Pourreza wanted to know how early citrus leaves with ...

Nov. 3, 2016

By The University of Florida’s Institute of Food and Agricultural Sciences

Updated Florida Citrus Rootstock Selection Guide available July 20, 2015

The 3rd edition of the Florida Citrus Rootstock Selection Guide is now available. The updated guide is a convenient, easy-to-use reference to 20 characteristics of 45 rootstocks. It highlights 21 recently released rootstocks, some of which show reduced citrus greening incidence in early field trials. Of the 45 rootstocks, 12 are time-honored commercial ones, 12 are minor commercial ones ...

Jul. 20, 2015

By The University of Florida’s Institute of Food and Agricultural Sciences

USDA Announces Additional Support for Citrus Growers Impacted by HLB

Agriculture Secretary Tom Vilsack today announced that the U.S. Department of Agriculture (USDA) has made new financial assistance available to eligible Florida citrus growers for the removal of trees afflicted with Huanglongbing (HLB, also known as citrus greening) and for replanting groves with new healthy stock. The support comes through USDA's Tree Assistance Program. "USDA is investing in ...

Sep. 17, 2014

By U.S. Department of Agriculture (USDA)

Citrus industry set to welcome state-of-the-art greenhouse at Mid-Florida REC in Apopka

The citrus industry has just gotten its own state-of-the-art greenhouse, dedicated solely to citrus nursery research as the state continues its fight against citrus greening – and industry and research officials are set to celebrate the gift March 25. The $200,000 facility is located at the University of Florida’s Mid-Florida Research and Education Center in Apopka. Officials ...

Mar. 20, 2014

By The University of Florida’s Institute of Food and Agricultural Sciences

Need to know what to spray on citrus trees to keep bugs at bay? There’s an app for that

Florida has nearly 70 million citrus trees on more than 531,500 acres. Now imagine trying to figure out what pesticide to spray on each of those trees to keep them safe from citrus greening. University of Florida researcher James Tansey says the answer is as close as your Android smartphone with a new app developed with ZedX, an information technologies company based in Pennsylvania. The ...

Jun. 18, 2015

By The University of Florida’s Institute of Food and Agricultural Sciences

UF researchers find genetic cause for citrus canker, putting them a step closer to a cure

Researchers from the Institute of Food and Agricultural Sciences at the University of Florida are closer to finding a possible cure for citrus canker after identifying a gene that makes citrus trees susceptible to the bacterial pathogen. Citrus canker, which causes pustules on fruit, leaves and twigs, is a highly contagious plant disease and spreads rapidly over short distances. Wind-driven rain, ...

Jan. 30, 2014

By University of Florida

UF researchers develop machine to count dropped citrus, identify problem areas in groves

As citrus greening continues to impact Florida’s groves, growers have found that they need a way to quickly and accurately count the amount of fruit dropped early to help identify problem areas, which will save time and money. University of Florida researchers Wonsuk “Daniel” Lee, Daeun “Dana” Choi, Reza Ehsani and Fritz Roka devised a “machine vision ...

Aug. 12, 2015

By The University of Florida’s Institute of Food and Agricultural Sciences

USDA Creates Multi-Agency Emergency Response Framework to Combat Devastating Citrus Disease

The U.S. Department of Agriculture today announced the creation of a new, unified emergency response framework to address Huanglongbing (HLB), a serious disease of citrus that affects several U.S. states and territories. This new framework will allow USDA and its many partners to better coordinate HLB resources, share information and develop operational strategies to maximize effectiveness. "USDA ...

Dec. 12, 2013

By U.S. Department of Agriculture (USDA)

Scientists Find Psyllid Populations in the Americas are Genetically Distinct

Asian citrus psyllid populations in North and South America are genetically distinct, according to research conducted by U.S. Department of Agriculture (USDA) scientists and cooperators. In an effort to help control the spread of the psyllid-transmitted citrus greening disease, also known as Huanglongbing, Agricultural Research Service (ARS) molecular biologist Jesse de León and colleagues ...

Nov. 25, 2010

By The Agricultural Research Service (ARS) - USDA

Bi-On reduces the incidence of oleocellosis in Navel oranges

Citrus fruit exhibit low levels of ethylene production and are classified as non-climacteric fruit. Although the citrus fruits produce only small amounts of ethylene it is well known that the fruit do respond to ethylene. Such as non-climacteric fruits, ethylene exposure does not hasten fruit ripening but accelerates fruit senescence. Certain unwanted responses of citrus ...

Oct. 4, 2016

By Bioconservacion SA

Marrone Bio Innovations Receives Florida State Registration for Dry Formulation of Grandevo™ Bioinsecticide

DAVIS, Calif., June 28, 2012 /PRNewswire/ -- Marrone Bio Innovations, Inc. (MBI), a leading global provider of natural pest management products for the agricultural and water treatment markets, announced today that a new dry formulation of Grandevo™ has been registered by the Florida Department of ...

Jun. 28, 2012

By Marrone Bio Innovations (MBI)

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