citrus

UF/IFAS Microbiologist Works Toward Greening Treatment

Daniel CooperCitrus Greening, Industry News Release

by Brad Buck, University of Florida Institute of Food and Agricultural Sciences In the same year the University of Florida’s (UF) Citrus Research and Education Center (CREC) celebrates its 100th anniversary, Nian Wang believes he may be close to finding the “off switch” for greening, the disease devastating Florida’s multi-billion-dollar-a-year citrus industry. Wang, an associate professor of microbiology and cell sciences …

Understanding Soil-Moisture Sensor Data

Tacy CalliesCitrus, Irrigation

By Arnold Schumann and Laura Waldo Florida citrus trees may require irrigation throughout the year due to the extremely sandy soils with low water-holding capacities and the warm subtropical climate with distinct drought periods in spring. Citrus trees are evergreen and may be actively growing at any time, with no true dormant phase. HLB-affected trees are particularly prone to multiple …

citrus greening

Citrus Diseases Discussed at Farm Bill Listening Session

Daniel CooperCitrus, Citrus Greening, Farm Bill

Various comments on many areas of agriculture were given during the first farm bill listening session hosted by the House Agriculture Committee recently in Gainesville, Florida. Among those who shared comments was John Barben, a fifth-generation citrus grower from Highlands County. He talked to committee members about citrus diseases.   Hear his comments. Sponsored ContentTake the Sting Out of Fire …

Fred Gmitter: Slow Road to Fast Genetics

Tacy CalliesBreeding, Citrus

By Ernie Neff Even Nostradamus would have struggled to predict a career path for a 25-year-old Fred Gmitter. Gmitter had quit college after three years at Rutgers University, where he studied English literature with plans to teach. He said he “became completely disillusioned” with that plan. He married, worked as a delivery truck driver and warehouse laborer, and traveled out …

Tree Defender Stops Psyllids

Tacy CalliesCitrus

Sponsored Content A Florida company may hold the key to protecting the world’s young citrus plantings until a permanent solution for the devastating citrus greening disease (HLB) can be found. Widespread devastation from citrus greening has caused billions of dollars in lost revenue and killed over 100 million citrus trees worldwide. Although there appears to be no end in sight, …

Citrus Expo

Field Trials of Rootstocks and Scions: What Can They Tell Us?

Tacy CalliesNews from our Sponsor, Rootstocks, Scions

By Harold Browning Column sponsored by the Citrus Research and Development Foundation Plant breeding programs have been a mainstay of citrus production worldwide. They have served as a basis for gradual improvement in fruit quality, adaptability to varying growing environments, and most importantly, to disease management. For that reason, new germplasm has been a front line of pursuit in the …

HLB

New Citrus Production Guide Coming Soon

Ernie NeffProduction

Jackie Burns, University of Florida/Institute of Food and Agricultural Sciences (UF/IFAS) dean for research, discusses a new Florida Citrus Production Guide that will be available to growers soon. She summarizes a presentation she made at the June Florida Citrus Mutual conference for Michael Rogers, director of the UF/IFAS Citrus Research and Education Center in Lake Alfred. “We’ve taken the Pest …

Grove

Hunt on FDOC Budget and Grove Conditions

Ernie NeffFlorida Citrus Commission

The Florida Citrus Commission (FCC) on June 21 set a preliminary 2017-18 Florida Department of Citrus (FDOC) operating budget of $17.5 million. That’s a 22 percent reduction from last season and the lowest FDOC budget in decades. The final budget will be set after the U.S. Department of Agriculture issues the first Florida citrus crop forecast of the new season …

citrus greening

Citrus Greening Detected in Alabama

Daniel CooperCitrus Greening, Industry News Release

A plant disease that presents a serious threat to the U.S. citrus industry has been detected in Alabama. Federal and state plant health officials have confirmed the identification of citrus greening, also known as huanglongbing or HLB, which is caused by the bacterial pathogen Candidatus Liberibacter asiaticus. This is the first confirmation of citrus greening in Alabama despite biannual surveys …

HLB

Older Trees and Older Growers

Ernie NeffCitrus, HLB Management

Florida’s older citrus trees are disappearing due to HLB and other problems, and the most prominent varieties being grown haven’t changed in many decades. Additionally, many long-time growers are nearing retirement. Those were among topics raised at a recent grower forum in Sebring. Laurie Hurner, Highlands County Extension director and citrus agent, hosted the meeting and summarizes discussions of aging …

Citrus Expo

What Have We Learned?

Tacy CalliesCitrus, News from our Sponsor

By Harold Browning Column sponsored by the Citrus Research and Development Foundation Within the Citrus Research and Development Foundation (CRDF), the daily challenge of keeping up with a wide array of HLB topics, more than 75 currently funded projects, and monthly committee and board meetings translates into a constant flow of information. Project managers meet weekly to discuss progress and …

Managing Multiple Risks in a Citrus Farming Operation

Tacy CalliesCitrus

By Ariel Singerman and Stephen H. Futch Uncertainty can be defined as imperfect knowledge, and risk as uncertain consequences, particularly unfavorable consequences. To take a risk then is to expose oneself to a chance of loss, in some cases expecting a gain in return. Many decisions in agriculture involve risk and uncertainty. Risk management is concerned with reducing the possibility …

Capitol building

California to Increase Citrus Grower Fees

Len WilcoxLegislative

The California State Assembly approved a bill that will allow the citrus industry to increase fees to provide funds for activities to protect residential and commercial citrus trees from the Asian citrus psyllid (ACP) and the deadly huanglongbing (HLB) plant disease it can carry. SB 243 by Senator Galgiani (Stockton) allows for an additional $9.6 million in grower assessments to …

Sneak Peek: June 2017 Citrus Industry Magazine

Tacy CalliesCitrus, Sneak Peek

There is no doubt that the biggest risk Florida citrus growers currently face is HLB disease. But there are many other risks that can and should be managed effectively. University of Florida’s Ariel Singerman and Steve Futch provide risk management advice for growers in the June issue of Citrus Industry magazine. Their article offers practical information on production, market, financial, …

HLB

Tree Assistance Program Aids Florida Citrus Growers

Daniel CooperCitrus, Citrus Greening, Industry News Release

By Lauren Moore, FSA Public Affairs Specialist Adversity isn’t a stranger to Florida citrus growers. Throughout Florida’s history of citrus production, producers have dealt with damages left in the wake of multiple hurricanes and freezes. Larry Black is a fifth-generation citrus grower and general manager of Peace River Packing Company in Polk County, Florida. His family has been a part …

AgNet Hosts ‘This Week in Agribusiness’ — A Citrus Update

Josh McGillCitrus

By Gary Gooper AgNet Media Founder and President Editor’s note: Read the prologue to this article. This week, I accompanied television program host and anchor Max Armstrong of the nationally-syndicated ag news program “This Week in Agribusiness” to guide him on a quick tour of Central Florida and help bring his audience up to date on the Florida citrus situation. …

Citrus Expo Season Has Started

Tacy CalliesCitrus Expo

Online pre-registration is now open for the 2017 Citrus Expo. The 26th annual event will take place August 16-17 at the Lee Civic Center in North Fort Myers, Florida. The theme of this year’s Citrus Expo seminar program will be Challenge, Change and Opportunity. By attending the seminars, growers will be able to earn continuing education units toward a Florida …

Psyllids

Best and Worst Ways to Control Psyllids

Ernie NeffHLB Management, Psyllids

Kirsten Pelz-Stelinski, a University of Florida/Institute of Food and Agricultural Sciences entomologist, reports on the psyllid control methods that produce the best and worst results: “We looked at abandoned (groves); intermittently managed (groves), which we considered to be five or fewer insecticide sprays per year; we looked at organically managed groves; and we looked at what we called conventionally managed …

Growers Discuss Bactericides and Psyllid Control

Ernie NeffBactericides, HLB Management, Psyllids

The value of bactericides and Asian citrus psyllid control were some of the major issues that growers discussed at a forum in Sebring on May 11. Laurie Hurner, Highlands County Extension director and citrus agent, summarizes the discussions. Hurner reports that one grower will say the bactericides seem to be working against HLB, while another says they see no tree …

An Update on UF/IFAS-Grower Citrus Nutrition Trials

Tacy CalliesNutrition

By Tripti Vashisth Mineral nutrition plays an essential role in a plant’s life cycle and is critical for its growth and development. Since the early 19th century, the importance of mineral nutrition for plants has been recognized, and fertilization has become an important aspect of crop production. At least 17 mineral nutrients are considered essential for plants. These include carbon, …