Orange Peels

Citrosuco Launches Natural Ingredients Unit

Josh McGillBrazil, Industry News Release

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 …

Unraveling the Relationship Between the HLB Bacterium and Trees

Josh McGillHLB Management, Research

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

Josh McGillHLB Management, Research

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 …

citrus production

Research to Help Organic Growers Fight HLB

Josh McGillOrganic, Research

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

Josh McGillProduction

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 …

Limoneira Using Liquid Natural Clay to Strengthen Sustainability

Josh McGillIndustry News Release, Water

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

Josh McGillBMPs, Florida, Regulation

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

Josh McGillCRAFT, planting, Research

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 …

Growers and Researcher Discuss Millennium Block Trials

Josh McGillResearch, Rootstocks, Varieties

Two citrus growers recently explained the benefits to be gained from research at the Indian River Research and Education Center’s (IRREC) Millennium Block in Fort Pierce, and a scientist discussed a grapefruit study there. The IRREC is a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) facility. The 20-acre block was planted in 2019 to help growers find …

Flower Bud Advisories Promote Better Planning

Josh McGillProduction, Tip of the Week

By Tripti Vashisth In Florida, it is the time of year to start following citrus flower bud induction conditions for next year’s bloom. Citrus flower bud induction starts in the fall and usually is complete by early January. Low temperatures first stop growth and then promote induction of flower buds as more hours of low temperatures accumulate (below 68 degrees). …

Dreyfus Orange Juice Has 30% Less Sugar

Tacy CalliesOrange Juice

Louis Dreyfus Company (LDC) has announced the development of a new product made from not-from-concentrate (NFC) orange juice that offers a 30% reduction in natural sugar content. The new product has more than triple the dietary fiber content while preserving original taste (Brix value) and vitamin C level, the company stated.     The product is the result of a five-year effort …

Getting Antibiotics Where They Need To Go

Tacy CalliesHLB Management, Research

Purdue University’s Kurt Ristroph has received a $1 million federal grant to develop nanocarriers as an antibiotic delivery system to help plants fend off citrus greening disease, also known as HLB. The grant is part of the 21.7 million recently awarded for HLB research from the U.S. Department of Agriculture’s National Institute of Food and Agriculture. “The mixing technology we’re …

PIECES OF THE PAST: Growers Recall the Way It Used To Be

Tacy CalliesPieces of the Past

By Brenda Eubanks Burnette It’s hard to imagine how the early pioneers managed to grow, pick, pack and ship their fruit without the technological means we have today. In doing various oral history interviews this year, that point was really brought home to me. One grower recalled how irrigating his family’s grove meant moving the actual water pipes manually from …

More Disaster and Pandemic Aid From USDA

Josh McGillCOVID-19, hurricane

Agriculture Secretary Tom Vilsack on Nov. 15 announced plans for additional emergency relief and pandemic assistance from the U.S. Department of Agriculture (USDA). USDA is preparing to roll out the Emergency Relief Program (ERP) Phase Two as well as the new Pandemic Assistance Revenue Program (PARP). The two programs help offset crop and revenue losses for growers. USDA is sharing early …

Managing Pest and Predatory Mites in CUPS

Josh McGillCUPS, Pests, Tip of the Week

By Emilie Demard Mites are pests of economic importance in traditional groves and citrus under protective screen (CUPS). Results from a two-year survey in CUPS at the Indian River Research and Education Center (IRREC) in Fort Pierce, Florida, showed that the citrus rust mite and the citrus red mite populations can reach high levels resulting in leaf and fruit damage. …

California Psyllids Carrying HLB Bacterium in Groves

Tacy CalliesCalifornia Corner, Psyllids

An ongoing study in coastal Southern California citrus groves has found that just over 3.5% of Asian citrus psyllids (ACP) tested are carrying the bacterium that can cause HLB. ACP is the insect vector of HLB. Thus far, 138 of 3,000 adult ACP collected from 15 commercial citrus sites had some level of the bacterium present. The results were reported …

wage

Basics of the H-2A Final Rule

Josh McGillLabor, Regulation

The 2022 H-2A program final rule was published Oct. 12 and became effective Nov. 14. The vast majority of Florida citrus is harvested by temporary foreign workers within the H-2A program, so the rule has many implications for the state’s citrus industry. Jamie Fussell, Florida Fruit & Vegetable Association director of labor relations, discussed the final rule during the Nov. …

New Advancements in Herbicide Spraying

Josh McGillTechnology, weeds

By Ramdas Kanissery, Yiannis Ampatzidis, Mahesh Bashyal and Shea Teems Weed control is vital for profitable citrus production since weeds compete for nutrients and water, can harbor diseases and pests, and get in the way of equipment and workers. Without proper management, weeds lead to reduced crop yield and economic losses. Chemical weed control using herbicides is the most common …

Consumers Like New Florida’s Natural Blend

Josh McGillOrange Juice

The addition of Mexican juice has not harmed the brand. Positive taste results have been reported for Florida’s Natural orange juice (OJ) since the brand started adding Mexican from-concentrate OJ to its juice. Florida’s Natural Growers (FNG) Chairman Frank M. Hunt III, addressing the cooperative’s annual stakeholders’ meeting recently, said consumers and taste panels have offered the positive input. The …

Display Day Draws Good Crowd

Josh McGillFresh, Orange Juice, Varieties

Fruit display days are an integral part of the citrus breeding process. The evaluations provided by participants give important feedback on the taste, appearance, texture and overall desirability of the fruit sampled whether it be for juice or the fresh market. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) hosted a display on Nov. 14 at the …