Update on $9 Million NuPsyllid Effort Against HLB

Ernie Neff Citrus Greening, HLB Management, Pests

Citrus Research and Development Foundation (CRDF) Chief Operations Officer Harold Browning provides an update on a major five-year HLB project that CRDF is managing. “It’s (NuPsyllid) a project that started in 2012, involving a team of scientists from all over the country … And the goal is to build and release into the field the psyllid that has less capacity …

HLB management

Managing HLB Horticulturally

Ernie Neff Citrus Greening, HLB Management

University of Florida researcher Tripti Vashisth at Citrus Expo in August discussed the horticultural steps that can best help growers with managing HLB. She summarizes her presentation in an interview with Citrus Industry magazine. “The most important thing with managing HLB-affected groves is you want to fertilize your groves with good nutrition,” she says. She also emphasizes the need for …

HLB, genetic engineering

Genetic Engineering for HLB – the Growers’ Role

Ernie Neff Citrus Greening, Genetic Engineering, HLB Management

Citrus growers can play a vital role in promoting genetic engineering as a partial solution to HLB, University of Florida Horticultural Sciences Department Chairman Kevin Folta says. He summarizes a message he delivered to about 40 at a Highlands County OJ break in Sebring on November 17. “There are many great innovations at the University of Florida and other places” …

HLB, psyllids

HLB-Spreading Psyllids: Dormant Sprays and the Edge Effect

Ernie Neff Citrus Greening, HLB Management, Pests

University of Florida entomologist Phil Stansly discusses the use of dormant sprays for HLB-spreading psyllids. He also addresses the fact that psyllid populations are often higher on grove perimeters — the so-called “edge effect.” Stansly says the next coordinated grower spray for psyllids in the Gulf citrus-growing region will be a dormant spray. “The trees are dormant now and that’s …


Grower: Don’t Cut Back on Psyllid Control

Ernie Neff Citrus Greening, HLB Management, Pests

Gardinier Florida Citrus General Manager Lee Jones, one of several attending a Gulf Citrus Health Management Area Workshop on November 15 in Immokalee, wanted to share a message with fellow growers. The message: Don’t reduce efforts to control HLB-spreading Asian citrus psyllids. “Everybody’s groves this year are looking a little better,” Jones told Citrus Industry magazine immediately after the seminar. …

Replant incentives

Citrus Grower: Tree Replant Incentives Are Beneficial

Ernie Neff HLB Management, Irrigation, Water

State and federal programs giving citrus growers incentives to replant and a state program designed to eliminate abandoned groves were discussed at a November 1 workshop in Lakeland. The program was hosted by Florida Citrus Mutual. Grower James “Hoss” Morgan, procurement director for Wm. G. Roe & Sons, Inc., likes the programs. “All three of these are very beneficial if …

Managing the Health and Productivity of HLB-Affected Groves

Tacy Callies HLB Management

By Tripti Vashisth In 2005, huanglongbing (HLB or citrus greening disease) was first discovered in Florida. Florida orange production changed from 242 million boxes in the pre-hurricane, pre-HLB, 2003–2004 season to 81.5 million boxes in 2015–2016. This dramatic reduction in yield is attributable to multiple causes, including a reduction in citrus acreage, citrus canker and other citrus diseases. HLB is …


Some Growers ‘Being Squeezed More than Others’ by HLB

Ernie Neff Bactericides, HLB Management, PFD

Citrus Extension agent Steve Futch answers questions following a grower forum in Arcadia on October 27. Growers discussed production, bactericides for HLB and much more. The forum opened with one grower saying he doesn’t know how much longer he can keep going. Another reported per-acre orange production of 450 to 500 boxes in some blocks – a superb level in …