New Products From Citrus Waste

Dan Citrus, Research

Waste from the citrus industry can provide biogas and valuable products for a range of industries, according to a doctoral thesis at the University of Borås in Sweden. “The citrus industry creates so much waste that it corresponds to between 40 and 60 percent of the total citrus mass,” said Lukitawesa Lukitawesa, who recently defended his doctoral thesis at the University of …

COVID-19 Impacts on Florida Citrus

Dan Citrus, Florida

The impacts of the COVID-19 pandemic on Florida’s citrus industry were recently summarized by Fritz Roka, director of the Florida Gulf Coast University’s (FGCU) Center of Agribusiness. Roka discussed pandemic impacts on both the citrus production side of the industry and the packing and juice-processing segments. Here are some highlights of Roka’s presentation that apply to both the production and …

Disappointing Decision on Australia’s Juice Rating

Dan Citrus

Citrus Australia expressed disappointment at the Nov. 27 decision by state ministers to endorse a Health Star Rating system that gives diet cola a higher rating than fresh Australian juice. The Food Regulation Forum, comprised of ministers from every Australian state and territory, rejected Federal Agriculture Minister David Littleproud’s proposal to award fresh juice 4 stars in recognition of its nutritional …

Uncovering How HLB Acts Inside a Citrus Tree

Dan Citrus, Research

Amit Levy with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) describes research he’s conducting into the way the causal agent of HLB interacts with a citrus tree. The causal agent is the bacterium Candidatus Liberibacter asiaticus(CLas). Levy, whose research is funded by a U.S. Department of Agriculture grant, says CLas is found in a citrus tree’s phloem. Phloem is very small, …

Hesperidin to Be Tested Against COVID-19

Dan Citrus, Research

The National Institutes of Health’s National Center of Biotechnology Information (NCBI) recently announced plans to evaluate the clinical efficacy of hesperidin against COVID-19. Orange juice and sweet oranges contain hesperidin. NCBI referred to hesperidin as “an old herbal medicine … used to treat vascular diseases in Europe and Australia and distributed with vitamin C as a dietary supplement in the …

Flower Bud Advisories Have Resumed

Dan Citrus

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) has resumed providing growers with regular flower bud advisories now that the critical time for citrus grove management has begun this season. Tripti Vashisth, UF/IFAS assistant professor, restarted the advisories Nov. 23 and will continue providing them every other week through the spring. The advisories provide critical information about …

Give the Gift of Citrus This Holiday Season

Dan Citrus

By Ruth Borger Sending boxes of Florida citrus across the country to friends and family during the holidays is a beloved tradition. But it is important to work with a certified grower/gift shipper as it is illegal in Florida for individuals to send citrus via the mail or delivery services. You can find a list of Florida gift fruit shippers …

Texas Research Should Help With HLB

Dan Citrus, Research

Texas A&M AgriLife Research scientists have made a discovery that should help combat fastidious or “unculturable” pathogens, such as Candidatus Liberibacter asiaticus, the HLB causal agent. HLB is also known as citrus greening disease. Kranthi Mandadi, a researcher with Texas A&M, and his colleagues have been working several years on developing new technologies to fight the fastidious pathogens. Mandadi and his team …

UF/IFAS Collaborates on HLB Research

Dan Citrus, Research

Several University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) faculty are collaborating with other universities and organizations on research, especially for HLB. Michael Rogers, director of the UF/IFAS Citrus Research and Education Center (CREC), summarizes the work they are doing on a variety of grant-funded projects. Rogers starts with a U.S. Department of Agriculture (USDA)-funded project led by the University …

Supreme Court to Hear Ag Union Case

Dan Citrus, Labor and Immigration

The U.S. Supreme Court announced that it will hear a challenge to a California law that allows employee unions to trespass on private property. California law requires agriculture producers to open their property and businesses to union activists. Pacific Legal Foundation attorneys, who represent the companies filing the suit, claim that unauthorized union activities disrupt business operations and take property …