Old Variety Gets a New Look

Jim Rogers All In For Citrus Podcast, Varieties

The Parson Brown is an early-season sweet orange that J.L. Carney identified in 1875. By the 1920s, the variety had become a popular cultivar among growers, but eventually plantings declined as Hamlin became the go-to selection for the early season. However, because of its apparent tolerance to HLB, Parson Brown is again stirring interest among growers. Manjul Dutt, assistant professor …

Sting Nematodes and IPCs

Jim Rogers IPCs, Pests, Tip of the Week

By Larry Duncan and Fernando Alferez Newly planted citrus trees are far less tolerant of pests and diseases than when mature. Sting nematode (Belonolaimus longicaudatus) was not considered a serious economic threat to Florida citrus until successive hard freezes in the 1980s caused widespread replanting of groves. Patches of stunted, declining trees caused by the irregular distribution of sting nematodes …

CRDF Allocates Year-End Funds to HLB Research Projects

Jim Rogers CRDF, HLB Management, Research

The Citrus Research and Development Foundation (CRDF) met for its December board meeting to discuss several topics before heading into the new year. One of the bigger areas of discussion was what to do with available uncommitted funds. “The board decided to fund work on several questions growers have regarding the use of bactericides inserted through systemic delivery devices and …

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 …

CRDF Funds CRAFT and Pest Projects

Jim Rogers CRAFT, CRDF, Research

The Citrus Research and Development Foundation (CRDF) was able to hold its September board of directors meeting just prior to Hurricane Ian. During the meeting, CRDF awarded funding for Cycle Four of the Citrus Research and Field Trial (CRAFT) program. This will allow for another round of investments in grower-led research projects. “Kristen Carlson, Tamara Wood, the Technical Working Group …

CRDF Reviews Audit and Analyzes Budget

Jim Rogers CRDF, Research

The Citrus Research and Development Foundation (CRDF) board of directors gathered for its August meeting. Its first order of business was a review of an auditor’s report. “I’m pleased to report there were no findings. A clean audit is always good news,” said Rick Dantzler, chief operating officer of CRDF. The board dedicated time to the budget, analyzing funds available …

Progress With HLB Products

Jim Rogers Citrus Expo, CRDF, HLB Management

Rick Dantzler, chief operating officer of the Citrus Research and Development Foundation (CRDF), spoke during the general session of the Citrus & Specialty Crop Expo. He provided an update on products he hopes will help the citrus industry reset and begin to increase production again. The products are two oxytetracycline (OTC) materials that can be injected into citrus trees. “We …


CRDF Board Acts on Research Recommendations

Jim Rogers CRDF, Research

The Citrus Research and Development Foundation (CRDF) board of directors spent much of its monthly meeting in July considering recommendations from the foundation’s research management committee (RMC). TRACKING TREESThe RMC recommended that a request for proposals be put forth to create an inventory of all germplasm existing in field trials from the plant breeding programs CRDF has helped to fund. …

CRDF Recommends Lowering Box Tax Rate

Jim Rogers CRDF, Regulation, Research

In May, Florida citrus growers voted on whether to continue a research order that allows them to impose a tax on their production to fund scientific studies. The referendum passed with 76% voting in favor of the self-assessment. After the vote, all eyes turned to the June Citrus Research and Development Foundation (CRDF) board of directors meeting, which was held …

Results of the Florida Citrus Research Order Referendum

Jim Rogers CRDF, Regulation, Research

The Florida Department of Agriculture and Consumer Services (FDACS) announced that the state’s citrus growers reauthorized the Florida citrus research order in a statutorily required referendum conducted by the department. The results of the ballots returned yielded 76% “yes” votes representing 69% of total citrus acres. The Florida Citrus Research Order has a six-year cycle and is subject to renewal …


CRAFT Application Period Opening Soon

Daniel Cooper Industry News Release

The Citrus Research and Field Trial Foundation Inc. (CRAFT Foundation) board of directors, technical working group (TWG), staff and a legion of volunteers have been working at top speed throughout the summer finalizing the formation, organization and funding of the CRAFT program. The first priority for the CRAFT Foundation staff and board of directors has been securing all available funding …


Certis for Citrus Program Helps Fund Fight Against HLB

Daniel Cooper Industry News Release

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. …

citrus research

CRDF Accepting Applications for Chief Operating Officer

Daniel Cooper Citrus, Industry News Release

The Citrus Research and Development Foundation (CRDF) has launched a search for its next chief operating officer (COO). Located at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center in Lake Alfred, the CRDF is a direct support organization of the University of Florida. This not-for-profit corporation was established to support Florida’s citrus …

citrus greening

Single Breakthrough Discovery for HLB in Florida Unlikely

Daniel Cooper Citrus Greening, Industry News Release

A single breakthrough discovery for managing citrus greening in Florida in the future is unlikely, says a new report by the National Academies of Sciences, Engineering, and Medicine.  The committee that wrote the report called for a systems approach to prioritize research on the disease and strategically distribute resources for research to effectively manage the disease, which is the most …