Citrus Research Operations Manager Honored

Ernie NeffAwards

Thomas “Tom” James, citrus horticulture research operations manager at the University of Florida Institute of Food and Agricultural Sciences’ (UF/IFAS) Indian River Research and Education Center (IRREC), recently received a UF/IFAS Superior Accomplishment Award. At the IRREC, James facilitates a team of 17 visiting scientists, agricultural assistants and interns who perform field activities in two citrus groves on university property …

Graduate Student Studies Grapefruit Trial

Ernie NeffGrapefruit

An experimental grapefruit grove that graduate student Martin Zapien planted in Florida’s Indian River region is expected to help local growers with future planting decisions. The 20-acre grove with more than 5,000 trees is at the University of Florida Institute of Food and Agricultural Sciences’ (UF/IFAS) Indian River Research and Education Center (IRREC). The 1- to 2-year-old trees are new …

Peace River Growers Celebrate OJ Day

Ernie NeffOrange Juice

More than 40 growers, product representatives and others celebrated National OJ Day May 4 at grower Kenny Sanders’ grove near Wauchula, Florida. The occasion was the Peace River Valley Citrus Growers Association (PRVCGA) spring roundtable luncheon, which featured a panel of growers discussing current citrus issues. The event was one of the first in-person grower gatherings for the Florida citrus …

What to Consider Before Planting Cover Crops

Tacy CalliesCover Crops, Tip of the Week

For those interested in cover crops for citrus groves, the end of harvest and the upcoming start of the rainy season is a great time to start planning. Cover crops can have a variety of benefits to soil health. These include increasing soil organic matter and microbial diversity and activity as well as reducing weed growth. While research is still …

citrus acreage decline

Grower Instigates Sap Analysis Research

Ernie NeffNutrition

Indian River area citrus grower Cody Estes provided the impetus for an upcoming research project into the use of sap analysis for monitoring citrus tree nutrient levels. The analysis method has been used in other crops. Advocates declare it to be a relatively inexpensive way to quickly determine nutrient status so growers can make corrections before nutrient excess or deficiency …

When a Pesticide Doesn’t Work

Tacy CalliesCEU

By Juanita Popenoe 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. Pesticides are only one part of a comprehensive integrated pest management (IPM) plan and should be used strategically. What happens …

Survey on Cover Crops and Reflective Mulch

Ernie NeffCover Crops, Survey

Florida growers are being asked to take a survey on the use of cover crops and reflective mulch in citrus production. These systems are being investigated as potential means to improve soil health and reduce pest pressure from Asian citrus psyllids, which transmit the destructive citrus disease HLB. The survey is being conducted by researchers with the University of Florida Institute …

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Research ‘of Use to Growers Right Now’

Ernie NeffResearch

“We’ve come a long way in the time that we’ve had HLB here in Florida,” says Michael Rogers. The director of the University of Florida Institute of Food and Agricultural Sciences’ (UF/IFAS) Citrus Research and Education Center says early HLB research “covered a wide range of topics.” Now, however, “We’re really narrowing down things that are of use to growers …

Aldicarb Denial Disappoints Associations

Ernie NeffPesticides

Two Florida citrus grower associations expressed disappointment over the recent Florida Department of Agriculture and Consumer Services’ (FDACS) decision to deny the use of the pesticide aldicarb in Florida citrus. “We are frustrated in the decision as we believe aldicarb will provide a powerful tool in the fight against citrus greening and can be used safely,” said Florida Citrus Mutual …

Fungal Disease Management Recommendations

Ernie NeffDiseases

University of Florida multi-county citrus Extension agent Chris Oswalt discussed fungal disease management in the April Central Florida citrus Extension newsletter. Here is a summary: In Florida, fruit fungal diseases that are oftentimes problematic in the early spring are melanose, scab and alternaria brown spot, along with citrus canker. In the summer period, greasy spot is more of a problem, …

Georgia Citrus Industry Ripening

Tacy CalliesGeorgia

One Georgia grower sees citrus as an emerging industry in Georgia with huge potential. Justin Corbett even compares it to another popular crop that’s dominated the state’s fruit landscape. “I think it has the potential to be a big industry. I compare it to blueberries 10 or 15 years ago. I just hope we don’t follow the same path they …

Sneak Peek: May 2021 Citrus Industry

Tacy CalliesSneak Peek

New citrus technology and tried-and-true techniques are among the article topics in the May issue of Citrus Industry magazine. Yiannis Ampatzidis, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor, discusses several ways artificial intelligence is being used to improve citrus production and reduce negative environmental impacts. Among the topics he covers in his article are automated …

Herbicide Adjuvants in Citrus Weed Control

Tacy Calliesweeds

By Ramdas Kanissery Adjuvants (derived from Latin, adiuvare: to aid or help) are materials added into an herbicide spray solution that improve handling, performance and crop safety. To be effective, an herbicide must overcome certain environmental and biological obstacles before entering and acting in the weeds. For example, environmental conditions like hot and dry weather will result in a thicker …

PIECES OF THE PAST: A Quatrain to Frame

Tacy CalliesPieces of the Past

By Brenda Eubanks Burnette In the July 15, 1933 issue of the Florida Clearing House News, an article by the Committee of Fifty titled “To Fit Demand to Production – ADVERTISE” caught my eye. Advertising has always been the tennis ball in the citrus industry’s battle over how much is enough and whether generic advertising really helps. The Committee of …

Tackling Weeds After Composting

Tacy CalliesTip of the Week, weeds

By Ramdas Kanissery The use of compost in tree rows is receiving increasing attention among citrus growers. The use of weed-free certified products can considerably minimize the weed emergence issues associated with compost use. However, eventually, weeds will start to grow in the composted areas in the grove. As compost and similar soil amendments prove to be very rich in …

Peru’s Mandarin Exports on the Rise

Tacy CalliesExport, International

By Francisco Seva Rivadulla Peru’s mandarin growers are working to build on their export momentum and open new markets. “Negotiations are well advanced with India. The technical part is already finished, such as the phytosanitary registration; only the administrative part is missing,” said Sergio Del Castillo, general manager of the Citrus Producers Association of Peru (ProCitrus). “SENASA (Peru’s National Agrarian …

Diaprepes root wevil

Managing Citrus Root Pests

Ernie NeffPests

Nematologist Larry Duncan discussed efforts to control the root pests sting nematode and Diaprepes root weevil in his presentation during the virtual April 6 Florida Citrus Growers’ Institute. Duncan works at the University of Florida Institute of Food and Agricultural Sciences’ (UF/IFAS) Citrus Research and Education Center. The sting nematode and Diaprepes are especially concerning in the age of HLB, …

Plan Greasy Spot and Melanose Management

Tacy CalliesDiseases, Tip of the Week

By Megan Dewdney Greasy spot and melanose are two fungal diseases that have long needed the attention of Florida citrus growers. While they are more of a concern for fresh fruit growers, trees for processing can be damaged, too. In terms of management priorities, greasy spot is the greater concern since it reduces tree photosynthetic capacity and causes defoliation. Melanose …

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Techniques for Improving CUPS-Grown Fruit

Ashley RobinsonCUPS, Research

For a citrus under protective screen (CUPS) production system to be profitable, the cost of the system must be offset by high yields of premium-quality fresh fruit with strong market prices. Researchers at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) have expanded their CUPS research trials to investigate management strategies that improve fruit quality and yield. …

brazilian

Final 2020-2021 Orange Crop Forecast for Brazil

Tacy CalliesBrazil, Crop Forecast

The final 2020-2021 orange crop forecast for the São Paulo and West-Southwest Minas Gerais citrus belt was released today by Fundecitrus and its cooperators. Brazil’s orange crop forecast is 268.63 million 90-pound boxes. This represents a decrease of 6.65% (19.13 million boxes) from the first crop forecast of the season published in May 2020. Brazil’s 2020-2021 orange crop is 30.55% …