By Len Wilcox Researchers with the U.S. Department of Agriculture (USDA) believe that an effective measure has been found that will reduce the risk of spreading huanglongbing (HLB) disease between orchards. The control measure is a fogging system with a carrier and a pesticide that effectively destroys disease-bearing insects before they can leave the orchard and do further harm. NO …
Final Citrus Forecast of the 2017-18 Season
The 2017-2018 U.S. Department of Agriculture (USDA) Florida citrus forecast for July is unchanged from June. The all-orange forecast remains at 45 million boxes. The total is comprised of 19 million boxes of non-Valencia oranges (early, midseason, and Navel varieties) and 26 million boxes of Valencia oranges. All-Florida grapefruit production is unchanged at 3.88 million boxes. Of the total grapefruit …
Inside Spain’s Citrus Industry
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 …
Sneak Peek: July 2018 Citrus Industry Magazine
The most successful citrus growers are often the ones who are able to adapt to new techniques and technologies. The July issue of Citrus Industry magazine offers a look at tools designed to help growers increase efficiency and productivity. Artificial intelligence is increasingly used in electronic devices, social media and internet search engines. But did you know this technology is …
Field Testing of New HLB-Tolerant Scions and Rootstocks
By Rhuanito S. Ferrarezi, Jude W. Grosser, Fred G. Gmitter, Ed Stover and Kim Bowman Citrus is Florida’s most important agricultural commodity. The state produces citrus for different markets: round oranges for juice; navels, mandarins, grapefruit and lemons for the fresh-fruit industry; and lemons for extracting peel oil for processing. Huanglongbing (HLB) disease affects all citrus varieties. Since the discovery …
Certis for Citrus Program Helps Fund Fight Against HLB
The biopesticide company, Certis USA, presented the non-profit Citrus Research and Development Foundation, Inc. (CRDF) with a check for $20,000 to help fund research projects in an effort to find a cure for huanglongbing (HLB; citrus greening). The presentation was made during the Florida Citrus Industry Annual Conference that took place at the Hyatt Regency Coconut Point Resort and Spa. …
New HLB Research Facility in Riverside
By Len Wilcox There’s a new research facility funded by California citrus growers to help combat huanglongbing (HLB), also known as citrus greening disease. The facility, located in Riverside, California, is the result of a 3-year cooperative effort of the University of California, Riverside (UC Riverside) and California citrus growers. Using funds provided by members of California Citrus Mutual (CCM), …
Peach Fruit Fly Pest Alert for Florida
A male peach fruit fly, Bactrocera zonata (Saunders) (Tephritidae), was captured in a fruit fly detection trap on May 9 in Lake Worth, Florida, in Palm Beach County. A second male was captured about 1.25 miles away, also in Lake Worth on May 10. This is only the second time that this pest species has been found in Florida. A …
Researchers Find How HLB Bypasses Citrus Immune System
Researchers at the University of California, Riverside (UCR) claim they have made an important step in understanding the molecular mechanism of huanglongbing (HLB). They believe they have found the mechanism by which the disease evades detection and destruction by the natural immune system of citrus trees. HLB, or citrus greening disease, has devastated groves in Asia, South America and the …
Sneak Peek: May 2018 Citrus Industry Magazine
Emerging biogenetic technologies are explored in two articles in the May issue of Citrus Industry magazine. University of Florida researchers discuss the tools they are using to try to win the battle against HLB. The first article takes a look at how scientists are experimenting with handheld gene guns and the citrus tristeza virus vector in order to improve citrus …
Post-Irma Ag Relief Could Come Soon
Florida farmers awaiting federal disaster relief to help cover losses from Hurricane Irma last September may learn more details this week about the highly anticipated program. The $2.36 billion Wildfires and Hurricanes Indemnity Program (WHIP) is expected to offer a direct-payments model that would not hold growers to traditional payment limitations and would establish a state-managed program to handle tree …
Scott Urges Quick Action on Agriculture Aid
Gov. Rick Scott is asking U.S. Agriculture Secretary Sonny Perdue to move quickly to get disaster-relief funding into the hands of Florida citrus growers, as it may be another three months before farmers can start to apply for the money. In a letter Tuesday, Scott also asked Perdue to “customize federal aid for Florida citrus growers” to meet their needs. …
Florida Citrus Forecast: Oranges Hold Steady, Grapefruit Tumbles
The 2017-2018 Florida all-orange forecast released on April 10 by the U.S. Department of Agriculture (USDA) National Agricultural Statistics Service (NASS) is 45 million boxes, unchanged from the March forecast. The total includes 19 million boxes of non-Valencia oranges and 26 million boxes of Valencia oranges. The Row Count survey, conducted March 27-28, showed 99 percent of the early-midseason rows …
Irma Agriculture Aid Slated to Start in Summer
A program to distribute federal disaster aid to Florida farmers hit by Hurricane Irma will be set up within the next 100 days, U.S. Agriculture Secretary Sonny Perdue announced Friday. “USDA (the U.S. Department of Agriculture) is working as quickly as possible to develop procedures and a system by which affected producers can access disaster assistance,” Perdue said in a …
Calls Increase for Irma Aid to Flow to Farmers
Pressure is growing from Florida and other states as the U.S. Department of Agriculture (USDA) continues to determine how to move forward with a disaster-relief package President Donald Trump signed in early February. U.S. Sen. Marco Rubio, R-Fla., and U.S. Sen. Bill Nelson, D-Fla., joined colleagues from Texas, Louisiana and California this week in prodding U.S. Agriculture Secretary Sonny Perdue …
Sneak Peek: April 2018 Citrus Industry Magazine
Water is a key ingredient in achieving a healthy citrus crop, but too little or too much can be detrimental. Two articles in the April issue of Citrus Industry magazine address irrigation management. In the first article, growers will learn about irrigation scheduling methods and get production pointers for trees impacted by HLB and Hurricane Irma. The second article looks …
Research Reveals a New Direction for Halting HLB
New clues to how the bacteria associated with citrus greening infects the only insect that carries it could lead to a way to block the microbes’ spread from tree to tree, according to a study in Infection and Immunity by Agricultural Research Service (ARS) and Boyce Thompson Institute (BTI) scientists. Citrus greening, also known as huanglongbing (HLB), is a serious disease dramatically …
Growers Lose Lawsuit to Continue Ban on Argentinian Lemons
By Brian German The ban on Argentinian lemons will not be reinstated after growers lost a lawsuit filed in May 2017, trying to keep the imports out of the United States. The lawsuit filed by the U.S. Citrus Science Council, along with five growers, claimed that the U.S. Department of Agriculture (USDA) ignored science and based its reasons to lift …
ACP Pheromone to Improve Trapping
By Len Wilcox University of California Davis (UC Davis) researchers have identified the sex pheromone of the Asian citrus psyllid (ACP), a discovery which will lead to better methods of controlling the pest. The ACP is a major threat to citrus around the world. The psyllid is a tiny insect with the potential to wreak havoc as it spreads the …
Citrus Growers in Waiting Game for Hurricane Aid
Frustration is growing among Florida citrus growers awaiting the distribution of $2.36 billion in federal disaster-relief money for agriculture losses sustained in Hurricane Irma. “We’re still waiting, maybe not as patiently as we were to start with,” Florida Citrus Commission Chairman G. Ellis Hunt said Wednesday. President Donald Trump signed the disaster-relief package in February, five months after Hurricane Irma …