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Below you'll see everything we could locate for your search of “canker”
Not all citrus disease concerns center around huanglongbing (HLB). While HLB disease garners much of the headlines because of its devastation to Florida’s citrus crop, growers in the cold-hardy citrus region should be mindful of other diseases that can devastate a crop if left untreated. Jonathan Oliver, University of Georgia (UGA) assistant professor and small fruits pathologist, highlighted some of …
The Citrus Research and Development Foundation (CRDF) board of directors had a busy meeting in September. The board approved several research proposals for funding. And one researcher was asked to revise and resubmit a proposal. “A complicating factor was several of the proposals were put together before the ‘off-year’ of oxytetracycline (OTC) usage was repealed, but we concluded that it …
Growers have numerous things to think about when planting a new grove. University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus genetic improvement specialist John Chater discussed this topic during a recent Citrus & Specialty Crop Expo presentation. Following are highlights from his talk on establishing new varieties in a new citrus grove. PESTS AND DISEASES Soilborne pests …
The U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA/APHIS) recently revised sweet orange scab (SOS) requirements. APHIS revised the conditions for the interstate movement of citrus nursery stock (CNS) and updated the inspection requirements for CNS to be eligible for shipment. The federal order also updates the APHIS-Approved Packinghouse Procedures for Elsinoë australis, Causal Agent of Sweet …
The U.S. Department of Agriculture Agricultural Marketing Service (USDA AMS) Specialty Crop Block Grant Program awarded 54 grants and 524 sub-award projects totaling $72.9 million for fiscal year 2024. The following citrus projects were included in the funding. CALIFORNIA The California Department of Food and Agriculture (CDFA) received a grant for $448,742 for mitigating huanglongbing (HLB) in citrus using naturally-derived …
The U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA APHIS) recently modified the policies and requirements for the citrus black spot (CBS) quarantine area in Florida. Modifications address the movement of regulated articles and provide a protocol to remove areas from the CBS quarantine. This federal order updates the APHIS-Approved Packinghouse Procedures for Phyllosticta citricarpa, Causal Agent …
The European Union (EU) in July intercepted 11 shipments infested with the quarantine pests citrus black spot (CBS) and false moth in citrus imports from South Africa. Eight CBS cases were intercepted in lemons, one in oranges and one in grapefruit. There was one false moth detection in oranges. The Valencian Farmers Association (AVA-ASAJA) called on Ursula von der Leyen, …
High wind speeds were prevalent when Hurricane Debby passed through the North Florida region last week. Perry, Florida, received the brunt of those winds. According to Lisa Strange, University of Florida Institute of Food and Agricultural Sciences Extension agent in Taylor County, wind speeds were recorded at 80 miles per hour. It led to some citrus trees toppling over. Others …
The U.S. Department of Agriculture National Institute of Food and Agriculture (USDA/NIFA) has invested more than $250 million to find a solution for HLB. One example of USDA NIFA-funded research is citrus under protective screen (CUPS). University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) scientist Arnold Schumann and colleagues began testing CUPS at the Citrus Research and Education Center …
By Peter Chaires When June rolls around, the last of the oranges are generally coming in and it’s time to reassess what worked and identify areas for improvement. Research-based entities are making every effort to steer dollars to where they will have the most immediate impact. The name of the game right now is capacity preservation. We must do what …
By Tom Spreen When citrus greening was first discovered in Florida, it did not have a profound impact on production. The big news at that time was the multiple hurricanes that had crossed Florida in 2004 and 2005. The hurricanes served to spread citrus canker so sufficiently that the state of Florida was forced to abandon its efforts to eradicate …
Plant pathologist Ozgur Batuman recently warned that two citrus viral diseases not currently in Florida are highly suited to the state’s climate and would likely impact production if found there. They are citrus leprosis and citrus yellow vein clearing virus (CYVCV). Batuman, a University of Florida Institute of Food and Agricultural Sciences associate professor at the Southwest Florida Research and …
Agriculture officials have expanded the areas quarantined for citrus greening (huanglongbing; HLB), caused by Candidatus Liberibacter asiaticus, in Texas. All of Zapata County has been added to the quarantined areas. The action was taken by the U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) in cooperation with the Texas Department of Agriculture (TDA). The action was taken …
Florida citrus growers are all too familiar with the fallout from hurricanes in recent history. In 2017, Hurricane Irma came up the spine of the state causing an estimated $760 million in damage to the citrus industry. Then in 2022, Hurricane Ian took an even more direct path over key citrus-production areas causing another $247 million in losses, according to …
The U.S. Department of Agriculture Economic Research Service (USDA ERS) recently recounted how natural disasters and diseases have reduced Florida’s orange production by 92% since the 2003–04 season. USDA ERS noted that Florida’s citrus industry has long been susceptible to freezes, hurricanes and disease. It pointed out that a series of devastating freezes in the 1970s and 1980s caused production …
A pair of panel discussions during the citrus seminars at the Florida Citrus Show gave growers the opportunity to engage with experts on top-of-mind topics. BREEDER RECOMMENDATIONS The citrus seminar program started with a discussion among citrus breeders moderated by Flavia Zambon, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor at the Indian River Research and …
BRAZILIAN RESEARCH RESULTS IN A UNIQUE PRODUCT FOR HLB MANAGEMENT A groundbreaking study recently conducted by renowned Brazilian agro-science has resulted in a formula for the effective management of citrus greening, a disease that has severely affected citriculture in Brazil and worldwide for a long time. It was in the laboratories of the Citrus Center of the Agronomic Institute of …
By Brenda Eubanks Burnette It’s amazing to see how impactful the Florida Citrus Queens have been in marketing our crops! From swimming with dolphins to posing on top of the sign for the host hotel of the annual pageant, these women worked overtime to sell Florida citrus. Dick Pope, founder of Cypress Gardens, was a master at using the Florida …
After Alabama was recently designated a “citrus-producing state,” there were questions on how this might impact the movement of citrus plant material and fruit. Citrus Nursery Source reached out to the Florida Department of Agriculture and Consumer Services (FDACS) Division of Plant Industry and the U.S. Department of Agriculture Animal and Plant Health Inspection Service Plant Protection and Quarantine (USDA-APHIS-PPQ) …
The Christmas freeze event in 2022 affected some insect pests in the cold-hardy citrus region more so than others, according to Xavier Martini. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor spoke about his findings during the recent Citrus Health Forum held at the North Florida Research and Education Center (NFREC) in Quincy. Martini addressed …
