Vigilance Keeps HLB at Bay

Tacy CalliesCalifornia Corner

By Len Wilcox California agriculture has long kept a watchful eye on the spread of HLB (huanglongbing or citrus greening disease). It’s a firestorm on the horizon, and the devastation the disease has wrought in Florida and other parts of the world has the full attention of California citrus growers. Working closely with industry leaders and grower groups, federal, state …

production

High-Density Plantings Could Boost Profits for Florida Citrus Growers

Daniel CooperCitrus, Industry News Release

Florida citrus growers who plan to establish new groves might want to consider high-density planting, according to experts with the Citrus Research and Education Center (CREC) in Lake Alfred, part of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS). Wider spacing between trees and rows was common decades ago but, with yields down and input costs up, …

Sneak Peek: December 2018 Citrus Industry Magazine

Tacy CalliesSneak Peek

Looking for the phone number of your local citrus association? Need to connect with a fertilizer vendor? Or perhaps you want to send an email to your Extension agent? Find all of the industry contact information you need in the 2019 Citrus Guide. Citrus Industry magazine’s annual guide is a directory of citrus organizations, agencies, researchers, Extension agents and vendors. …

Soil Microbial Communities for Citrus

Ernie Neffsoil

University of Florida Institute of Food and Agricultural Sciences soil microbiologist Sarah Strauss discusses her research on ways to potentially use microbes to improve tree root health. She says microbial communities in the soil can be manipulated indirectly by changing the soil environment or directly by adding specific organisms to the soil. “We’ve seen impacts on the overall soil microbial …

Research Update: Citrus Under Protective Screen

Tacy CalliesCUPS

By Arnold Schumann, Timothy Ebert, Laura Waldo, Danny Holmes, Napoleon Mariner, Gary Test, Chris Oswalt, Rhuanito Ferrarezi and Ricardo Lesmes Two studies with citrus under protective screen (CUPS) were established at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC) and Indian River Research and Education Center (IRREC) in 2013–14. The goal …

Increasing Yield Through High-Density Plantings

Tacy Calliesplanting

By Rhuanito Ferrarezi, Alan Wright and Arnold Schumann High-density plantings have been tested worldwide in advanced citrus production systems (ACPS) to increase efficiency of water, fertilizer and light, and to maximize yield per area. After the onset of huanglongbing (HLB) in Florida, canopy growth reduced drastically due to negative impacts on plant health, creating the need for new plant spacing …

CUPS

Grower Optimistic About Citrus Under Protective Screen

Ernie NeffCUPS

Jerry Mixon of KLM Farms hosted about 40 growers, researchers and others at his citrus under protective screen (CUPS) facility in Alturas on Nov. 15. Alturas is between Bartow and Lake Wales in Polk County, Florida. At the field day, Mixon discussed his experience with the growing system and his expectations for it. He has 30 acres under screen that …

Orange Imports Increase as Domestic Juice Supply Remains Squeezed

Tacy CalliesIndustry News Release

Until a solution for citrus greening is found, imports will be key to keeping Florida’s citrus industry afloat. Domestic orange production has been declining steadily over the last two decades, with citrus greening disease being the leading cause of decreased acres and productivity. As the gap between domestic production and consumption has widened, imports have increased to boost dwindling domestic …

HLB, irrigation, nutrition

Subirrigation Holds Promise for Citrus Nurseries

Ernie NeffIrrigation, nurseries

Savings in water and fertilizer, along with faster tree growth, can be achieved by using subirrigation in citrus nurseries. University of Florida Institute of Food and Agricultural Sciences researcher Rhuanito (Johnny) Ferrarezi reported on the studies leading to those conclusions at a recent citrus nursery workshop. The event was held at the Citrus Research and Education Center in Lake Alfred, …

nutrition

Some Basics of Good Citrus Nutrition

Ernie NeffNutrition

Studies indicate that constant nutrition supplied by controlled-release fertilizer improves citrus yield and fruit quality, says University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) horticulturist Tripti Vashisth. According to Vashisth, studies also show that increased applications of manganese and boron improve fruit quality. “We are seeing improvement when we are increasing the rate of manganese and boron about …

Components of a Healthy Citrus Soil

Tacy CalliesSoil Improvement

By Sarah Strauss and Ute Albrecht There is increasing discussion and interest in soil health from both growers and researchers. Soil health is generally synonymous with soil quality. It can impact not just sustainability, but also improve water-holding capacity, nutrient availability, yield and overall grove productivity. In citrus, soil health is particularly important because of the reduction of root mass …

citrus crop

Commissioner Putnam on the Citrus Crop Forecast

Daniel CooperCrop Forecast, Industry News Release

The U.S. Department of Agriculture (USDA) released its second citrus crop forecast for the 2018–19 season, projecting 77 million boxes of oranges and 84.6 million boxes of citrus in total. Compared to the October 2018 USDA forecast, this estimate represents a 3 percent decrease in orange production and a 4 percent decrease in grapefruit production. However, the overall production remains …

florida

Decline in Florida Citrus Forecast Figures

Daniel CooperCitrus, Crop Forecast

The 2018–19 Florida orange forecast released by the U.S. Department of Agriculture on Nov. 8 is 77 million boxes, down 3 percent from the October forecast. If realized, this forecast will be 71 percent more than last season’s final production. The orange forecast consists of 32 million boxes of the non-Valencia oranges (early, midseason, and Navel varieties) and 45 million …

crop insurance

Proposed Crop Insurance Changes Discussed

Ernie Neffcrop insurance

Approximately 30 citrus growers, crop insurance agents and others listened to proposed crop insurance changes, and offered suggestions, during a “listening session” in Bartow on Nov. 7. The session was conducted primarily by Florida Citrus Mutual consultant AgriLogic Consulting. Mutual CEO Mike Sparks discussed the session, which was one of three being held this week. “It was absolutely clear, as …

citrus forecast

USDA Grant Could Help Florida’s Grapefruit Industry

Daniel CooperCitrus Greening, Grapefruit, HLB Management, Industry News Release

Florida’s grapefruit industry, devastated by citrus greening, may find hope in four ½-acre white-mesh screenhouses in a research field in Fort Pierce. The project will be funded by a $3.5 million grant from the U.S. Department of Agriculture (USDA) awarded to the University of Florida. Studies for the grant will take place inside and outside these structures, where 512 young …

High-Density Planting of Dwarf Citrus

Tacy CalliesCalifornia Corner

By Len Wilcox Research into high-density citrus plantings is gaining momentum at both ends of the country. In a study funded by the California Citrus Research Board, scientists are evaluating the consumption of water and other inputs used by high-density dwarf citrus trees. The scientists want to determine costs while the trees are maintaining high production levels. In Florida, researchers …

orange juice

Looking Beyond 79 Million Boxes of Oranges

Abbey TaylorCitrus, Crop Forecast

Overall, the Florida citrus industry was delighted to hear the U.S. Department of Agriculture’s forecast of 79 million boxes of oranges for the state. After battling citrus greening for over a decade and then devastation from Hurricane Irma in 2017, 79 million boxes gave the industry a glimmer of hope. One industry member, Allen Morris, owner of Morris Agribusiness Services, …

CRDF May Seek More Applied Research

Ernie NeffCRDF

Citrus Research and Development Foundation (CRDF) Chief Operations Officer (COO) Rick Dantzler, recapping the organization’s October board meeting, says he would like to see the organization “turn more of its focus toward applied research.” That issue was a major discussion topic for the CRDF board, he says. “We can’t abandon basic research, certainly, but applied research seems to me to …

A Day in the Life of a UF/IFAS Extension Agent: Juanita Popenoe

Daniel CooperCitrus, Industry News Release, Research

When growers in Central Florida need help with an alternative crop to citrus, they turn to Juanita Popenoe. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Extension agent spends her days helping farmers who are looking for options to diversify their groves impacted by citrus greening disease. “Since citrus greening has hit the industry so hard, citrus …

citrus

Florida Department of Citrus Gets Boost from Bigger Crop

Daniel CooperCitrus, Crop Forecast, financial, Florida Citrus Commission, Industry News Release

With projections that more oranges and grapefruits will be produced in Florida over the next nine months, the Florida Department of Citrus (FDOC) got a slightly bigger budget Wednesday. With a relatively optimistic forecast for the growing season, the Florida Citrus Commission approved a staff request to increase the department’s budget for the recently started fiscal year by nearly 4 …