data

New UF/IFAS Citrus Trial Data Available Soon

Daniel CooperIndustry News Release, Rootstocks

New research data are coming from trials of citrus rootstocks, scions and combinations of the two that University of Florida scientists hope will broaden the options of greening-tolerant citrus varieties available to commercial growers. Michael Rogers, director of the Citrus Research and Education Center (CREC), part of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), said scientists …

grapefruit

Taking Technology to the Grove

Tacy CalliesCUPS, Technology

By Ernie Neff Jerry Mixon’s use of netting to keep birds from blueberries helped pique his interest in growing citrus under protective screen (CUPS) to exclude HLB-spreading psyllids. But he credits University of Florida researcher Arnold Schumann with helping him bring his Polk County CUPS project to fruition. Mixon met Schumann in 2015, the year after Schumann’s 1-acre CUPS was …

florida citrus

Florida Citrus Hall of Fame Inductees Chosen for 2019

Daniel CooperCitrus, Industry News Release

Three distinguished leaders will be inducted into the Florida Citrus Hall of Fame at the 57th Citrus Celebration Luncheon at 11:30 a.m. on March 8 at Florida Southern College in Lakeland. Tim Hurner of Sebring, Richard J. Kinney (deceased), formerly of Lakeland, and Peter McClure of Port Saint Lucie will be honored at the luncheon. Hurner Tim Hurner is a fourth-generation Florida …

Evergreen Pro Emergency Use Approved in California

Len WilcoxCalifornia Corner

The U.S. Environmental Protection Agency (EPA) has approved an emergency authorization requested by California Citrus Mutual (CCM) to use Evergreen Pro 60-6 (EPA Reg. No. 1021-1770). It was temporarily approved as a post-harvest treatment option for all citrus in California to prevent the spread of Asian citrus psyllids, the vector for huanglongbing. CCM had requested that citrus growers be allowed to use …

varieties

Crowd Assesses New Citrus Varieties

Ernie NeffVarieties

More than 100 growers and others sampled approximately 50 new University of Florida Institute of Food and Agricultural Sciences citrus varieties at the Citrus Research and Education Center on Tuesday. “It’s a fantastic turnout,” said Peter Chaires, executive director of the New Varieties Development and Management Corp. He said in addition to Floridians, many international visitors on hand for an …

CUPS

CUPS Heat and Cold Considerations

Ernie NeffCUPS

Growers producing fresh fruit inside the relatively new citrus under protective screen (CUPS) structures in Florida have some unique heat and cold considerations. Chris Oswalt, citrus Extension agent for Polk and Hillsborough counties, spoke on this subject at a recent CUPS field day in Alturas, Florida. “Based on some of the early data that we have from the weather stations …

production

Citrus Nutrition Day to Include Field Tours

Daniel CooperCitrus, Citrus Health Management Areas, Industry News Release, Nutrition, Research

This year’s Citrus Nutrition Day — at which growers will learn the latest data about growing the fruit, from the soil up through the plants — is expanding to include tours of field trials. After a morning of updates from University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers, participants may tour field sites at the Peace River …

Kaolin Clay May Be Viable Option to Protect Citrus Trees from ACP

Daniel CooperCitrus Greening, Industry News Release, Psyllids, Research

Florida citrus growers have begun taking notice of kaolin clay, a powdery white compound, because it can cause Asian citrus psyllids (ACP) to “not take notice” of their groves. Long used to protect other fruit and vegetable crops, kaolin can also conceal citrus trees from hungry psyllids by confusing their visual sensory system, said Michael Rogers, director of the Citrus …

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 …

grapefruit

UF/IFAS Event Combines Latest Citrus Varieties with New Breeding Research

Daniel CooperBreeding, Research

On Dec. 4 at the Citrus Research and Education Center (CREC), citrus growers can see if they want to grow the latest varieties from University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) breeders and then learn more about commercializing crops. In the morning, industry members can sample the latest citrus varieties from UF/IFAS breeders. “These are new varieties …

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 …

crop insurance

Crop Insurance: ‘We’ve Got a Long Way to Go’

Ernie Neffcrop insurance

Grower Christian Spinoza of Dudley Putnam, Inc. was among about 30 people who heard proposed federal crop insurance changes at a recent “listening session” in Bartow, Florida. He shared some of his thoughts. “We’ve got to have some kind of change to our crop insurance, but we’ve got to make sure it’s the right change … one we’re not going …

Cold-Protection Practices for Citrus

Ernie Neffcold protection

Chris Oswalt, University of Florida Institute of Food and Agricultural Sciences citrus Extension agent for Polk and Hillsborough counties, discusses passive and active cold-protection practices for citrus trees. “Passive practices are those things that growers would intentionally do before typically planting the grove,” Oswalt says. Site selection, including planting on higher elevations that are warmer than lower cold-pocket locations, is …

Mulch Brings Invasive Plant to Highlands Grove

Ernie Neffinvasive

An invasive plant, Chinese crown orchid, was recently found in a Highlands County citrus grove, Laurie Hurner reported. Hurner, Highlands County Extension director and citrus Extension agent, said the orchid got into the grove via mulch. “Some growers are using mulch around young trees to add a little more organic matter to our more sandy soils,” Hurner explains. “Other growers are …

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 …

European Union

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 …

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 …

Program Helps Track Beehives in California Groves

Len WilcoxCalifornia Corner

A new program was created so growers know when beehives are on or near their fields, but some out-of-state beekeepers have not been participating in the mandatory program.  California legislators have acted to correct this problem. Beekeepers will soon risk fines and penalties if they do not register with the state and file the appropriate notifications for the location and movement …

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 …