soil

PIECES OF THE PAST: It All Starts With the Soil

Daniel CooperPieces of the Past, soil

By Brenda Eubanks Burnette During this year’s Florida Citrus Industry Annual Conference in Bonita Springs, I interviewed a number of citrus growers as part of the Oral History Program. One of them was Brad Turner, who later sent me an article by E.F. DeBusk from the 1930 Proceedings of the Florida State Horticultural Society. DeBusk was a Florida Citrus Hall …

PGRs

PGRs Promote Tree Health

Daniel CooperPGRs

The use of plant growth regulators (PGRs) has been a popular method to treat HLB-infected citrus trees. The materials have continued to be applied in conjunction with trunk injection of oxytetracycline (OTC) to improve tree health. Tripti Vashisth, an associate professor of horticultural sciences with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), has been studying PGRs …

demand

Nurturing Demand Amid a Global OJ Shortage

Daniel CooperEconomics

By Marisa L. Zansler In May 2024, news of Brazil’s 2024–25 orange crop forecast declining from 307 million boxes to 232 million boxes — a 24% drop — sent frozen concentrated orange juice (FCOJ) futures prices to historic highs. The futures price reached $4.87 per pound solids on May 28 before settling at $4.22 per pound solids at the end …

soil pH

Insights on Soil Amendments, Soil pH and Nutrient Availability

Daniel Coopersoil, Tip of the Week

By Davie Kadyampakeni, Tripti Vashisth and Duplicate Sambani The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) conducted an experiment for four and a half years to determine effects of soil amendments on soil pH. The impacts of fulvic acid, humic acid and sulfuric acid with and without elemental sulfur were compared. Canopy size, fruit yield, fruit quality, …

acadian

Acadian Plant Health Researcher Discusses Biostimulant Research

Daniel CooperResearch

Acadian Plant Health (APH) is the largest independent marine plant harvesting, cultivation, and extraction company in the world, and an international leader in sustainable, science-based biological solutions for crops. A team of researchers with Acadian closely studied the effects of Ascophyllum nodosum-based bio-stimulants and how they increase resilience against environmental stresses. Holly Little, director of research and development, speaks with AgNet …

fruit fly

Winning the Fruit Fly Fight

Daniel CooperPests, Regulation

Federal and state agriculture officials recently removed several fruit fly quarantines in Texas and California. TEXAS On July 16, the U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA/APHIS) and the Texas Department of Agriculture (TDA) removed the Mexican fruit fly (Mexfly) quarantine in Sullivan City, Hidalgo County. This action releases 68 square miles from quarantine. There was …

leaf tissue

Now Is the Time for Soil and Leaf Sampling

Daniel CooperBMPs, Nutrition

July to September is the optimum time to collect citrus soil and leaf samples for analysis. Soil and leaf sampling are key components in the evaluation of a citrus nutrition program and required Citrus Best Management Practices recordkeeping documentation. Annual sampling and its analysis provide a good idea of the nutritional trends that have been occurring within specific grove blocks …

NOAA

NOAA Updates Above-Normal Hurricane Outlook

Daniel Cooperhurricane, Weather

National Oceanic and Atmospheric Administration (NOAA) National Weather Service forecasters issued an Atlantic hurricane outlook update on Aug. 8 very similar to its initial outlook issued in May. Both outlooks projected an above-normal hurricane season.   The forecasters updated the number of expected named storms to 17 to 24 (with winds of 39 mph or greater), of which eight to 13 …

root recovery

Purity Is a Two-Part Consideration in Trunk Injection

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. Q: Is there more to the purity of a trunk injection of ReMedium TI® than just the purity of the active ingredient? Tom Johnson: The purity of a trunk injection is important to the overall performance of the active …

ideal grove

What Will the Ideal Grove of the Future Look Like?

Daniel CooperBrazil, HLB Management

Since no cure exists for citrus greening-diseased plants, Brazilian researchers are developing ways to modify orange trees and the environment around groves to make it harder for greening-spreading psyllids to thrive. LOCATION AND LAYOUT The ideal grove envisioned by Fundecitrus researchers, in collaboration with the Spanish National Research Council/Polytechnic University of Valencia and Durham University (England), starts with a careful …

projections

Inclement Weather Cuts South African Orange Export Projections

Daniel CooperExport, International

The Orange Focus Group of the Citrus Growers’ Association of Southern Africa (CGA) on July 23 cut its projections for navel and Valencia orange exports in the 2024 season. NAVELS The projected number of 15-kilogram cartons of navel orange exports is now 21 million. That continues the downward trajectory that was started in May when the season-opening estimate of 25.7 …

hlb

Reasons to Believe HLB Is Beatable

Daniel CooperEvents, HLB Management

Growers gathered in Bonita Springs in mid-June for the Florida Citrus Industry Annual Conference. The event hosted by Florida Citrus Mutual drew a good crowd. The mood of growers was mixed. While there was hope that HLB trunk-injection therapies might have resulted in more dramatic improvements to this year’s crop, there also was recognition that these therapies represent one of …

symposium

Symposium Unites Growers and Ag Industry Professionals

Daniel CooperAgriculture, Events

The second annual Growing Together Symposium was hosted at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Mid-Florida Research and Education Center in early August. The event was a forum for growers and agricultural industry professionals to learn about various business-related topics. Center director Kirsten Pelz-Stelinski welcomed attendees and noted the Apopka, Florida, facility is continuing its …

hurricane season

Update to Hurricane Season Forecast

Daniel Cooperhurricane, Weather

Colorado State University (CSU) hurricane researchers on Aug. 6 continued to call for an extremely active 2024 Atlantic hurricane season. The August forecast is the same as the July forecast for all parameters except for named storms, which was reduced from 25 to 23. Twelve of the named storms are predicted to reach hurricane strength. Six of the 12 hurricanes …

survey

Survey Asks Growers About Oxytetracycline Trunk Injection

Daniel CooperSurvey

University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers are conducting a grower survey about the use of oxytetracycline (OTC) trunk injection in citrus production. The researchers want to learn about the adoption, efficacy and economic feasibility of OTC injections. The survey, which can be accessed here, will take approximately 15 minutes to complete. It should be completed …

spray drift

Sooner Protections Put in Place for Pesticide Spray Drift

Daniel CooperPesticides, Regulation

The U.S. Environmental Protection Agency (EPA) is putting pesticide spray drift protections in place 15 years sooner in the review process for new pesticides than has historically occurred. The protections are for farmworkers, their families and the general public near where pesticides are applied. The earlier protections for spray drift were announced July 15.  EPA will now assess the potential …

root recovery

Low pH Does Not Cause Tree Injury in Trunk Injections

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. Q: Some are suggesting that oxytetracycline injections may be creating tree injury due to low pH. What have you learned about this from your ongoing research? Tom Johnson: A substantial amount of research has been conducted by TJ BioTech …

Alico

Alico Increases Production and Names New Chairman

Daniel CooperProduction

Alico, Inc.’s Citrus Division harvested more fruit in the three months and nine months ended June 30 than during the same periods in the prior fiscal year. Harvests for the three-month and nine-month periods were approximately 0.8 million and 3.1 million boxes, respectively, compared to 0.4 million boxes and 2.7 million boxes, respectively, in the prior fiscal year. POUND SOLIDS AND …

applications

CRAFT Applications Open Until Nov. 1

Daniel CooperCRAFT

Applications are available online for Cycle Six of the traditional Citrus Research and Field Trial (CRAFT) New Tree Planting Program and Round Three of the Existing Tree Therapies Program. Growers may submit their applications until 5 p.m. on Friday, Nov. 1.  The CRAFT board of directors, with the help of the Technical Working Group, has established a list of factors …

Australian

Update on Global Orange and OJ Production

Daniel CooperCrop Forecast, International

Global orange production for 2023–24 is expected to rise slightly while orange juice (OJ) production dips. This forecast is from the U.S. Department of Agriculture Foreign Agricultural Service (USDA FAS) Citrus: World Markets and Trade July report. ORANGES Global orange production for 2023–24 is estimated to rise 1% to 47.4 million tons. Lower production in Brazil and the European Union …