Key Terms to Know When Using Pesticides

Jim Rogers CEU, Pesticides

By Ajia Paolillo Editor’s note: This article grants one continuing education unit (CEU) in the Core category toward the renewal of a Florida Department of Agriculture and Consumer Services restricted-use pesticide license when the accompanying test is submitted and approved. As a certified restricted-use pesticide applicator, it is your responsibility to use pesticides safely, not only for yourself but for …

Legal Arguments Start Over Streptomycin in Citrus

Jim Rogers Legal, Pesticides

The Ninth Circuit Court of Appeals was scheduled to hear oral arguments in late January challenging the U.S. Environmental Protection Agency’s (EPA) approval of the antibiotic streptomycin as a pesticide on citrus crops. The lawsuit, brought by farmworker and public-interest groups, argues the use of streptomycin on citrus crops is unlawful under the Federal Insecticide, Fungicide, and Rodenticide Act and …

Guidelines for ReMedium TI Use

Jim Rogers HLB Management, Pesticides

Trunk injection of the oxytetracycline hydrochloride formulation ReMedium TI for HLB treatment was given final clearance Jan. 11. The product began moving into the Florida citrus industry that same day. Consequently, the product’s manufacturer and the Citrus Research and Field Trial (CRAFT) Foundation both issued reminders and recommendations about the product’s use. Manufacturer TJ BioTech, LLC suggested the following things …

Ever-Changing MRLs for Fresh Citrus Exports

Jim Rogers Export, Pesticides

By Mark A. Ritenour Modern production practices for fresh fruits and vegetables usually include the use of various preharvest and postharvest chemicals, some of which are pesticides. Legally, these materials must be labeled for use on specific crops and may only be used according to label instructions. Chemical residues on fruits and vegetables are monitored by industry and regulators to …

Injectable Oxytetracycline Registered

Jim Rogers Pesticides

The Florida Department of Agriculture and Consumer Services (FDACS) on Oct. 28 granted a 24(c) special local need registration for the injection of ReMedium TI for the control or suppression of HLB. The TJ BioTech product is oxytetracycline (OTC) hydrochloride, an antibiotic. “EPA (the federal Environmental Protection Agency) has 90 days to object, but it is my understanding that growers …

Addressing the Imidacloprid Shortage

Jim Rogers All In For Citrus Podcast, Pesticides

Imidacloprid has been a key tool in the fight against HLB. The insecticide is particularly important in protecting young trees from the Asian citrus psyllid, the vector of HLB disease. Admire Pro SLN is currently labeled to treat young citrus trees for HLB. But a fire at the Bayer manufacturing facility where the product is made has disrupted supplies. During …

Support for HLB Product Label Requests

Jim Rogers Pesticides

Florida Citrus Mutual (FCM) has been working with product registrants to gather industry support for two 24(c) label requests being presented to the Florida Department of Agriculture and Consumer Services (FDACS). REMEDIUM TIThe first request, from TJ BioTech, is related to the use of ReMedium TI via injection in citrus trees suffering from citrus greening. Research has proven oxytetracycline injection …

How to Get Certified for Paraquat Dichloride Use

Jim Rogers Pesticides, Regulation, Tip of the Week

By Ajia Paolillo and Lourdes Pérez Cordero If you use herbicides containing paraquat dichloride in your citrus groves, it is important that you are aware of the use certification requirements for this product. In 2016, certification and training for the use of this pesticide were put into place in accordance with the Environmental Protection Agency’s (EPA) risk mitigation requirements. Any …

Citrus Industry Weighs In on Oxytetracycline Trunk Injection

Jim Rogers HLB Management, Pesticides

Trunk injection of oxytetracycline (OTC) has been proposed as a means to manage HLB in citrus. University of Florida research shows OTC injections increase yield and fruit quality but cause tree injury. TJ BioTech expects to receive EPA registration in late fall of this year for an OTC product that could be injected into trees. Florida citrus industry growers and …

Coordinated Psyllid Treatment Recommended in California

Jim Rogers California Corner, Pesticides, Psyllids

The San Joaquin Valley ACP (Asian citrus psyllid)/HLB Area-Wide Task Force in California is recommending growers participate in a coordinated treatment application in commercial citrus orchards. This recommendation is for orchards located east and south of Bakersfield and includes young, non-bearing trees. The recommendation comes as a result of higher than normal HLB-spreading ACP finds in traps earlier this summer. …

Advantages and History of Trunk Injection

Jim Rogers HLB Management, Pesticides

Plant physiologist Ute Albrecht recently gave a presentation on increased fruit yield and other apparent benefits of injecting the antibiotic oxytetracycline into citrus tree trunks. The University of Florida Institute of Food and Agricultural Sciences researcher also discussed other advantages that trunk injection provides. These advantages include: Precise delivery of materials Elimination of spray drift Reduced risk for worker exposure …

Agricultural Pesticide Licensing: Frequently Asked Questions

Jim Rogers CEU, Pesticides

By Danielle Sprague Editor’s note: This article grants one continuing education unit (CEU) in the Core category toward the renewal of a Florida Department of Agriculture and Consumer Services restricted-use pesticide license when the accompanying test is submitted and approved. Many pesticide applicators are unfamiliar with the pesticide licensing process and keeping their licenses current after attending pesticide training or …

Trunk Injection for HLB: Pros and Con

Jim Rogers HLB Management, Pesticides, Research

The pros of injecting the antibiotic oxytetracycline (OTC) into citrus tree trunks to combat HLB appear to be numerous, including increased fruit yield, according to scientist Ute Albrecht. On the other hand, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher only discussed one con, but it was a big one. “Trunk injections cause injury, and long-term …

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Glyphosate Decision Disappoints Ag Groups

Jim Rogers Legal, Pesticides

Several national agricultural organizations issued a statement expressing disappointment over the U.S. Supreme Court’s recent glyphosate decision not to hear the case Monsanto vs. Hardeman, which pertains to state glyphosate health warnings. The statement read: “We are disappointed the Supreme Court has decided not to hear this case, which has significant implications for our global food supply and science-based regulation. …

Ag Groups Want Glyphosate Case Heard

Jim Rogers Legal, Pesticides

A total of 54 agricultural organizations have voiced concern regarding the possibility of a detrimental precedent being set. A letter was sent to President Joe Biden outlining concerns related to an amicus brief that was recently submitted to the U.S. Supreme Court (SCOTUS). In the brief, Solicitor General Elizabeth Prelogar advises SCOTUS against hearing a case related to glyphosate and …

Changes in Pesticide Residue Tolerances on Citrus Destined for Korea

Jim Rogers Export, Pesticides, Tip of the Week

By Mark A. Ritenour The U.S. and other countries set maximum residue limits (MRLs) on fresh produce for various chemicals, including pesticides that might be used preharvest or postharvest. These materials must be labeled for use on the crop of interest and used only according to label instructions. While it is unlikely for U.S. MRLs to be exceeded when label …

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Representatives Ask for HLB Pesticide Approval

Jim Rogers Legislative, Pesticides

U.S. Representatives Kat Cammack and Al Lawson led members of the Florida congressional delegation to ask the U.S. Environmental Protection Agency (EPA) for expeditious approval of Vismax, a biochemical pesticide for HLB. A letter from the representatives asks the EPA to rapidly approve the use of Vismax in preventing HLB so the industry may access this product before the start …

How Weather Affects Pesticide Applications

Jim Rogers CEU, Pesticides, Weather

By Matt Smith Editor’s note: This article grants one continuing education unit (CEU) in the Core category toward the renewal of a Florida Department of Agriculture and Consumer Services restricted-use pesticide license when the accompanying test is submitted and approved. Weather affects what pests you might be spraying for and the worker doing the spraying. There are environmental safety risks …

Sneak Peek: May 2022 Citrus Industry

Jim Rogers HLB Management, Pesticides, Sneak Peek

While many citrus growers use similar strategies to cope with HLB, no two approaches are exactly the same. One grower who uses a very different method to manage citrus greening is Chip Henry. In the May cover story of Citrus Industry magazine, he tells how growing organically has helped him successfully fight the disease. Sometimes, production practices aimed at protecting …

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Integration of Nutrition and Crop Protection Products

Jim Rogers Nutrition, Pesticides, Research

By Davie Kadyampakeni and Evan Johnson In the era of citrus greening disease (huanglongbing, HLB), maintaining optimal nutrition and disease/pest management strategies is critical for avoiding adverse effects on tree performance. Use of the right fertilization rate, timing and placement are important for optimal citrus production. In a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) research study, …