pesticides

Pesticides and the Environment

Daniel CooperCEU, Pesticides

By Mongi Zekri 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. The fate processes for pesticides fall into three major types: adsorption, transfer and degradation. PESTICIDE ADSORPTION The adsorption process binds …

citrus canker

Citrus Canker May Spread After Hurricane Milton

Daniel CooperDiseases, hurricane

Citrus canker could spread in Florida groves as a result of Hurricane Milton, researcher Megan Dewdney warned. A University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) associate professor of plant pathology, Dewdney offered suggestions for dealing with canker at a recent UF/IFAS hurricane recovery webinar. WIND WOUNDS High winds and rain, which were abundant during the hurricane, move …

Produce Safety Rule

How Produce Safety Rule Changes Will Impact Your Operation

Daniel CooperRegulation, Tip of the Week

By Taylor O’Bannon, Clara Diekman and Michelle Danyluk In July 2024, the Food and Drug Administration (FDA) finalized changes to the Food Safety Modernization Act (FSMA) Produce Safety Rule Subpart E, which covers preharvest agricultural water. Since then, the clock has been ticking on farms’ implementation of the rule changes. Large farms have nine months after the effective date to …

Indian River

Brazilians Visit Indian River to Learn About HLB Management

Daniel CooperBrazil, HLB Management, Indian River

Several citrus growers, consultants and others from São Paulo, Brazil, recently toured Florida’s Indian River citrus region to examine the management of HLB. Flavia Zambon, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor of horticultural production at the Indian River Research and Education Center (IRREC), hosted the group. “In the traditional production region known as the …

damage assessment

Post-Hurricane Damage Assessment and Fruit Drop

Daniel CooperFruit Drop, hurricane

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) on Oct. 16 presented a hurricane recovery webinar less than a week after Hurricane Milton crossed the state. Among the topics addressed were damage assessment and fruit drop. DAMAGE ASSESSMENT Multi-county citrus Extension agent Chris Oswalt recommended that growers check trees for damage in multiple locations within groves, starting …

PGRs

Reduce Post-Hurricane Fruit Drop With PGRs

Daniel CooperPGRs, Tip of the Week

By Tripti Vashisth and Taylor Livingston Hurricane Milton passed over many citrus-producing counties in Florida, resulting in canopy and fruit loss (especially in early varieties). HLB-affected trees undergo a lot of stress, and now the hurricane has added more abiotic stress to trees. High-speed winds caused significant fruit and leaf drop. The fruit and leaves that escaped the drop during the …

hurricane milton

Hurricane Milton: Assessing and Reporting Losses and Damages

Tacy Callieshurricane

The University of Florida Institute of Food And Agricultural Sciences (UF/IFAS) Economic Impact Analysis Program is deploying a survey to assess the agricultural impacts of Hurricane Milton. Once it is safe to do so and immediate needs are met, Florida’s agricultural producers are encouraged to complete the following steps related to assessing and reporting agricultural losses and damages: This UF/IFAS survey is …

plantings

CITRUS NURSERY SOURCE: Tree Propagations Provide Insight on Plantings

Daniel CooperCitrus Nursery Source, Varieties

By Peter Chaires The summer of 2024 has been one of suspense, hope and anticipation. There is great suspense in learning how many acres will remain in citrus production, be repurposed or worse yet, be developed. There is a great sense of hope that Mother Nature will provide ideal growing conditions for the crop, and natural disaster recovery will not …

injections

The Good, the Bad and the Ugly: Optimizing OTC Injections

Daniel CooperHLB Management, Research

By Ute Albrecht, Caroline Tardivo, Larissa Nunes, Gabriel Pugina, Gerardo Moreno and Jasmine de Freitas As growers are well into the second year of oxytetracycline (OTC) injections since approval for commercial use, more and more data are accumulating. The good news is that in all University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) trials, trees have been responding …

Millennium Block Field Day

Plan to Attend the Millennium Block Field Day

Daniel CooperEvents, Tip of the Week

By Robin Koestoyo On Nov. 7, citrus growers will join University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Assistant Professor Flavia Zambon to view new citrus varieties that show tolerance to citrus greening. Zambon will guide visitors at the 2024 Millennium Block Field Day, a walk-through interpreted tour. The Millennium Block is a seminal grapefruit trial on 20 acres …

brassinosteroids

Brassinosteroids Help Trees After IPC Removal

Daniel CooperHLB Management, IPCs

Associate Professor Fernando Alferez and his team at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) learned several years ago that individual protective covers (IPCs) protect newly planted trees from HLB. They do that by excluding the Asian citrus psyllids (ACP) that spread the devastating citrus disease. But multi-county citrus Extension agent Mongi Zekri noted that IPCs …

survey

Survey to Determine Hurricane Helene Ag Impacts

Daniel Cooperhurricane, Survey

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) has started a study to estimate the agricultural impacts resulting from Hurricane Helene in the state of Florida. Results of a survey, which can be accessed here, will be combined with a detailed baseline database on agricultural assets in Florida to estimate and communicate production losses. The information UF/IFAS …

variety displays

CITRUS NURSERY SOURCE: Get Out and About at Variety Displays and Field Days

Daniel CooperCitrus Nursery Source, Events, Varieties

By Peter Chaires Each year, citrus breeding and research teams go to great lengths to host variety displays, research reviews, tours and field days. These events not only showcase the collective pursuit of industry needs and priorities, but they afford stakeholders an opportunity to monitor the progress and interact directly with scientists and support staff. This is an investment of …

April

All In For Citrus Podcast, September 2024

Daniel CooperAll In For Citrus Podcast, Fresh, Packing

Mark Ritenour, professor of postharvest technology with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), joined the September episode of the All In For Citrus podcast to provide a recap of Packinghouse Day. The event was held Sept. 12 at the Citrus Research and Education Center (CREC) in Lake Alfred. Based at the Indian River Research and …

organic citrus

Transforming Organic Citrus Production

Daniel CooperBiologicals, Cover Crops, Organic

Organic citrus growing presents unique hurdles in Florida, Texas and other southern states. Poor soil quality, nutrient deficiencies and a limited range of pest control options plague organic production. But the University of Florida Institute of Food and Agricultural Sciences’ (UF/IFAS) Davie Kadyampakeni is poised to transform the future of organic citrus growing. He aims to do that with a …

Hurricane Debby

Hurricane Debby Citrus Production Losses Could Reach $13 Million

Daniel CooperEconomics, hurricane

There were no reports of significant or widespread losses for citrus crops due to August’s Hurricane Debby, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) reported recently. But the UF/IFAS Economic Impact Analysis Program stated in a preliminary assessment of agricultural damages that low-level production losses across a wide swath of citrus acreage could reach $13 million. …

root recovery

Tree Age and Trunk-Injection Effectiveness

Daniel CooperHLB Management, OTC Expert

Sponsored Content In this special series, Tom Johnson, owner of TJ BioTech, tackles questions about optimizing trunk-injection applications to treat HLB. Question: It is known that ReMedium TI® is working to fight HLB in young trees. Are ReMedium TI® injections proving to be effective in older citrus trees? Answer: ReMedium TI® is indeed effective in older citrus trees. The caution …

quality

Nutrients for Improving Fruit Growth and Quality

Daniel CooperNutrition, Tip of the Week

By Tripti Vashisth, Jeff Brecht, Yu Wang and Faisal Shahzad In the last decade, fruit quality and size has become a major issue. Moreover, fruit peel color is another challenge to overcome for citrus growers who intend to sell for fresh fruit consumption. Many nutrients are known to improve fruit growth and quality in citrus trees. For example, potassium increases …

frequent irrigation

Frequent Irrigation Benefits HLB-Infected Sweet Orange Trees

Daniel CooperHLB Management, Irrigation, Research

By Tripti Vashisth and Mary Sutton Citrus trees affected by huanglongbing (HLB) show significant root dieback. This dieback results in smaller root systems than would be seen in healthy citrus trees. These small root systems are limited in their uptake capacity. In other words, if an HLB-affected tree is given the same amount of water as a healthy tree, the …