By Thomas H. Spreen The timing of Hurricane Ian is not unlike that of Hurricane Irma in September of 2017 in that it struck before the U.S. Department of Agriculture (USDA) crop forecast was released in October, but after the data collection process was already completed for the forecast. Therefore, the USDA forecast will not take Hurricane Ian’s impacts into …
Brownsville Mexfly Quarantine Removed in Texas
Federal and state agriculture officials on Nov. 14 removed the Mexican fruit fly (Mexfly) quarantine in Brownsville, Cameron County, Texas. The quarantine was removed after three generations elapsed with no additional detections in the area. The action was taken by the U.S. Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA). …
Seeing Success With Louisiana Citrus Grown Indoors
A three-year Louisiana State University Agricultural Center (LSU AgCenter) study is investigating the pros and cons of growing citrus inside or in containers. “So far, we are finding that the pros are outnumbering cons,” said Anna Timmerman, LSU AgCenter horticulture agent in St. Bernard and Plaquemines parishes. Early results of Timmerman’s research show that growing citrus indoors produces a high-quality …
Open House Showcases Research Center’s Work
The Southwest Florida Research and Education Center (SWFREC) in Immokalee recently hosted its annual open house. The event had a great turnout of local growers and residents from nearby communities. Several school groups also attended, so students could learn more about farming in Southwest Florida and the research being conducted at the center. Originally established in 1958, SWFREC was dedicated …
CUPS Weather Hurricane Ian Well
In the search for ways to survive citrus greening, some growers have chosen the citrus under protective screen (CUPS) system as their solution. While CUPS can be costly to construct, it has proven to effectively prevent the deadly disease. But some have asked if the structures would hold up in extreme weather and adequately protect the trees. Hurricane Ian helped …
The Essential Elements of Reset Management
By Mongi Zekri For maximum efficiency of a grove, it is essential that every location is occupied by a tree and that every tree is healthy. Prompt replacement of dead and declining trees means higher average long-term returns from the grove. If the declining trees remain in the grove, they keep getting weaker and yield less fruit each year. Therefore, …
Fundecitrus Researchers Attend Citrus Congress
Researchers from Brazil’s Fundecitrus participated in the 14th International Citrus Congress held in Mersin, Turkey, Nov. 6–11. The event brought together participants from public and private research institutions, as well as the production and commercial sectors of citrus. Representatives from 28 countries participated in the congress, including the United States, South Africa, Australia, Israel and several countries in Europe. Fundecitrus …
Citrus Sampling of Varieties Grown in Gainesville
Consumers have different tastebuds that make them prefer certain fruit more than others. What one may like, another may reject. This is especially true in the citrus industry where palate and consumer preference play a role in what varieties growers choose to produce. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) campus in Gainesville hosted a recent …
Studying Tree Damage From Hurricane Winds
In the latest All In For Citrus podcast, Christopher Vincent, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor of tree ecophysiology, discussed a project he is working on in the wake of this season’s hurricanes. He has been tasked to work with growers to survey damage after the storms, specifically how winds harmed groves. Hurricane Ian …
Citrosuco Launches Natural Ingredients Unit
The Brazilian company Citrosuco recently announced the launch of Evera, a new business unit that will produce natural ingredients for different industries. The natural ingredients will come through reuse technology of orange waste, including husks, peels, leaves, flowers and seeds. Evera pointed out that Brazil produces approximately 13 million tons of oranges annually, equivalent to 320 million boxes, but only …
Updates for Citrus Nutrient Best Management Practices
By Kelly T. Morgan, Davie Kadyampakeni and Tripti Vashisth This article reviews current University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus fertilizer recommendations and provides updated information about recently approved recommendations for secondary macronutrients and micronutrients. Citrus growers have been very concerned about fertilizer applications and nutrient management since citrus greening (huanglongbing or HLB) was found in …
Unraveling the Relationship Between the HLB Bacterium and Trees
At the heart of the HLB threatening the Florida citrus industry is a complex exchange between the citrus tree and an insidious bacterium. University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers continue to study the bacterium that causes HLB. They are learning more about how it works within the citrus tree in an effort to find viable …
Researchers Study Relative of HLB Pathogen
Sometimes the most niche plant pathogen packs the greatest punch. Such is the case for the Florida citrus industry, which has seen a 70% decline in its orange production since the introduction of HLB in 2005. HLB is also known as citrus greening disease. The bacteria Candidatus Liberibacter asiaticus cause this disease, which spreads via a flying insect. When the …
Northern Hemisphere Citrus Forecast Drops
The World Citrus Organisation’s (WCO) Northern Hemisphere citrus production forecast for the 2022–23 season is 25.958 million tons, a 13% decrease from the prior season. Production of every citrus variety in the Northern Hemisphere is forecast to dip by more than 11%. The forecast is based on data from Egypt, Greece, Israel, Italy, Morocco, Spain, Tunisia, Turkey and the United …
Research to Help Organic Growers Fight HLB
A grant from the U.S. Department of Agriculture’s Organic Agriculture Research and Extension Initiative (OREI) is intended to advance research to help organic citrus producers fight HLB. The grant awards $2.03 million to a team of scientists from the University of Florida, Texas A&M University and The Organic Center. The Organic Center is a non-profit organization convening evidence-based science on the …
Flower Bud Advisories Have Begun
Regular flower bud advisories from the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) were restarted Nov. 21 and will be provided every other week through early spring. Associate Professor Tripti Vashisth provides the advisories. The advisories provide critical information about the intensity and time of citrus blooms. Growers use this information to determine when to spray for …
Global Citrus Statistics Released
The World Citrus Organisation (WCO) recently released a new publication, Citrus World Statistics, for WCO members to boost citrus sector information exchange. The extensive publication compiled by CIRAD covers global citrus data for the period of summer 2021 to winter 2021–2022. CIRAD is the French agricultural research and cooperation organization working for the sustainable development of tropical and Mediterranean regions. The …
Limoneira Using Liquid Natural Clay to Strengthen Sustainability
Norwegian company Desert Control has developed a liquid natural clay (LNC) that reportedly restores and enhances soil ecosystems to reduce usage and improve efficiency of water, fertilizers and natural resources for agriculture and other uses. It has signed contracts with the Limoneira Company to apply LNC to citrus trees in California and Arizona. The project’s initial scope is to apply …
Fertilizer Exemption Issued Due to Hurricane Ian
The Florida Department of Agriculture and Consumer Services (FDACS) recently issued an emergency rule allowing growers enrolled in best management practices (BMP) programs to apply replacement fertilizer to reestablish crops impacted by Hurricane Ian. Under the rule, producers can make those applications without fear of being out of compliance with their respective BMP manuals. The emergency rule will be in …
CRAFT Application Deadline Extended
The Citrus Research and Field Trial (CRAFT) Foundation has extended the deadline for CRAFT Cycle Four to Dec. 31 at 5 p.m. It made the extension in response to multiple requests. The foundation recognized that many Florida citrus growers have had to shift their focus and time for the past couple of months to deal with hurricane recovery. GROWER INCENTIVESCRAFT …