Sneak Peek: June 2022 Citrus Industry

Josh McGillNutrition, Sneak Peek, soil

In the quest to keep HLB-infected citrus trees productive, many growers are turning to techniques to improve soil health. That’s the focus of the June issue of Citrus Industry magazine. The hope is that better soil health will lead to better tree health. Methods under study include compost, cover crops and oak mulch. Citrus grower and consultant Brad Turner makes …

nutrient availability

Keeping Soil pH at the Optimal Level

Josh McGillNutrition, soil

By Brandon White This time of year is the end of the peak nutrient demand for citrus trees. Regardless of the types of fertilizer or inputs applied in the groves, trees have been taking up nutrients while growing in full tilt during the spring season. One of the greatest factors determining how well trees take up nutrients is soil pH. …

An Alternative Approach to Citrus Greening

Josh McGillCitrus Greening, Florida, HLB Management

“Life as a citrus grower is a perilous journey,” says Chip Henry. Among the toughest perils the third-generation Florida grower has endured are the freezes of the 1980s, the threat of losing his land to highway construction, and the scourge of citrus greening. Henry’s story begins with the founding of O.E. McGuire Groves in Apopka by his maternal grandparents in …

florida

Integration of Nutrition and Crop Protection Products

Josh McGillNutrition, Pesticides, Research

By Davie Kadyampakeni and Evan Johnson In the era of citrus greening disease (huanglongbing, HLB), maintaining optimal nutrition and disease/pest management strategies is critical for avoiding adverse effects on tree performance. Use of the right fertilization rate, timing and placement are important for optimal citrus production. In a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) research study, …

Foliar Potassium and Boron Can Improve Mandarin Yield and Quality

Josh McGillNutrition

By Tripti Vashisth and Faisal Shahzad Mandarin production has been increasing in Florida since some mandarin varieties can potentially withstand HLB better than sweet orange varieties. Mandarin varieties such as Tango are popular among growers. However, Florida weather poses challenges for the external fruit quality; the peel color is often not satisfactory. Warm night temperatures in fall inhibit chlorophyll breakdown, …

Phosphorus Recommendations and Soil pH Amendments

Josh McGillHLB Management, Nutrition, Soil Improvement

By Kelly T. Morgan and Davie Kadyampakeni Most information provided in the 2020 3rd edition of Nutrition of Florida Citrus Trees is still sound for healthy citrus trees under Florida production conditions. Past information on nutrients, application methods, leaf and soil sampling, and irrigation scheduling are also effective for management of huanglongbing (HLB)-affected trees. However, research conducted since HLB was …

Nutritional Lessons Learned From the Field and in the Wild

Josh McGillNutrition

By Brad Turner In the 1970s, the majority of my family’s groves in Hillsborough, Polk and Hardee counties remained on a 25-foot by 25-foot setting or wider. Most of these “old school” blocks received several light cultivations in both directions, two fertilizations and two foliar sprays per season. These groves contained some of the most grand and bountiful trees in …

Legislative Session Positive for Florida Ag

Josh McGillAgriculture, Florida, Legislative

The state legislative session was among the topics discussed at the March 21 Florida Agricultural Policy Outlook Conference. The annual event was held at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Mid-Florida Research and Education Center in Apopka. More than 100 people attended the conference, either in-person or virtually. John Walt Boatright, director of national affairs …

Soil Is Key to Setting Up Trees for Success

Josh McGillAgriculture, Nutrition, Soil Improvement

By Brad Turner As I started my regenerative journey five years ago, it conjured up memories of walking the family groves in the 1970s with my freshly sharpened eye hoe. I would follow the tractor as it pulled the offset chopper, crisscrossing between the widely spaced trees in all directions. The native grasses and broadleaf plants — including legumes like …

PIECES OF THE PAST: Brothers Build Long-Lasting Business

Josh McGillPieces of the Past

By Brenda Eubanks Burnette Sixty years ago, the Florida Citrus Hall of Fame was created to honor the contributions of individuals for the betterment of the Florida citrus industry. The first person of 17 to be inducted that year (1962), albeit alphabetically, was Joshua Coffin Chase. His brother, Sydney, was inducted the following year. The class of 2022 will add …

florida orange

A Methodical and Safe Approach to Help Florida Citrus

Josh McGillCitrus, Florida

By Ben Albritton Florida’s farmers depend on healthy soil and clean water to produce crops. It’s how my family has grown citrus, strawberries and cattle for more than four generations. The quality of our natural resources has a direct impact on our crops and livelihood. I am a fifth-generation Floridian who was raised by a line of farmers, ranchers and …

citrus

Improving Color Break and Brix in CUPS

Josh McGillCUPS, Production, Research

Arnold Schumann recently reported on what he called “the most successful and practical intervention for improving color break and quality in CUPS fresh fruit.” CUPS stands for citrus under protective screen, a growing technique that Schumann, a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher, helped pioneer in Florida. He reported on his work at a Feb. …

Workshop to Focus on Irrigation and Nutrition

Josh McGillEducation, Irrigation, Nutrition

Citrus growers depend on the latest information about best irrigation and nutrition strategies for growing productive trees. University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers will share recent results regarding optimal crop management at a workshop and field visit opportunity on Feb. 8 at the Citrus Research and Education Center (CREC) in Lake Alfred. Davie Kadyampakeni, assistant …

Increasing Pesticide Effectiveness With Adjuvants

Josh McGillCEU

By Ajia Paolillo Editor’s note: THIS ARTICLE IS NO LONGER AVAILABLE FOR CEU CREDIT. Pesticides are widely used in commercial agriculture to manage insects and other arthropods, diseases and weeds. Each application needs to be as effective as possible in managing the target pest. Many factors, such as environmental conditions, tank-mix incompatibility and solution pH, can cause a pesticide application …

Egypt to Remain Top Orange Exporter

Josh McGillExport, International

Egypt is expected to maintain its position as the world’s leading fresh orange exporter in 2021–22 despite production challenges, the U.S. Department of Agriculture’s Foreign Agricultural Service (FAS) reported. The country is expected to export 1.45 million metric tons (MMT), down from 1.67 MMT in 2020–21. The decrease in exports is attributed to lower production amid unfavorable climate conditions. Russia, …

Pest Management: A New Approach to an Age-Old Challenge

Tacy CalliesPests

By Brad Turner From a family with deep Florida roots, I have over 40 years of experience in commercial citrus production. I learned the industry from the ground up by working in the family groves while studying citrus production at Florida Southern College. I have owned a citrus nursery, my own groves and a citrus caretaking business. I have also …

Shining the Light on Tree Health

Tacy CalliesResearch

At a University of Florida Institute of Food and Agricultural Sciences Extension citrus field day held earlier this month, plant pathologist Amit Levy talked with growers about ways to evaluate tree health. “A good evaluation should be correlated to the yield that the trees will produce,” explained Levy. “The evaluation should be concentrated on the tree health, and not on …

Nutrition Findings for Florida Citrus

Ernie NeffNutrition

Florida’s Citrus Nutrition Box Program that began in the fall of 2019 has shown that regional differences occur around the state with secondary macronutrients and micronutrients. It also showed that manganese and zinc are a concern for almost all areas. Jamie Burrow presented those findings, and numerous others, as part of Citrus Nutrition Day in October at the University of …

Douglas Plant Health Is Now DPH Biologicals™

Tacy CalliesIndustry News Release

Douglas Plant Health announced it has changed its name to DPH Biologicals. The new name recognizes the century-long commitment of its parent company, Douglas Products, to deliver effective and high-quality products to its customers while more clearly focusing on expanding its biologicals product platform to deliver value to customers by sustainably increasing productivity, yield and profitability. In 2018, the assets …

HLB Changed UF/IFAS Recommendations

Ernie NeffHLB Management

Kelly Morgan recently summarized several recommended changes in Florida citrus production practices brought on by the devastating disease HLB. Morgan is a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) soil and water science professor. He discussed what growers need to know to follow best management practices (BMPs) at the recent Citrus Nutrition Day at the UF/IFAS Citrus …