Monthly Archives: March 2019

Bacterial Stalk Rot and Leaf Drop in Tobacco

In 2018, several tobacco crops were severely affected by bacterial stalk rot and leaf drop. This disease does not frequently occur in Kentucky tobacco, but it can result in over 50% leaf loss in the span of only a few

Posted in Tobacco

Fire Blight Alert and Risk Map Overview

Apple and pear trees are approaching bloom, especially in southwestern Kentucky. Infection by the fire blight bacterium occurs during bloom, thus, protectant antibiotics should be applied when risk is high. Risk for infection can be assessed using the Fire Blight

Posted in Fruit

Canker Sampling of Trees and Woody Ornamentals (PPFS-OR-W-27)

Cankers form on trees and other woody plants as the result of infection by fungal or bacterial pathogens.  Dieback, decline, structural failure, or plant death can result.  Plants stressed by poor planting practices, improper maintenance, extreme weather, insect damage, mechanical

Posted in Featured Pubs & Videos

Plant Disease Diagnostic Lab Highlights

The following plant disease highlights have been compiled from samples submitted to the University of Kentucky Plant Disease Diagnostic Laboratories since the start of 2019. Diagnostic samples of agronomic crops have included Sclerotinia crown and stem rot on alfalfa; Pythium

Posted in Plant Disease Diagnostic Lab

2019 Insect Trap Counts

Trap counts for major insect pests are provided by the Kentucky IPM Program. Traps are located at the UK Research and Education Center in western Kentucky and the UK Spindletop Farm in Lexington.  Below are trap counts for the current

Posted in Insect Trap Counts

University of Kentucky Vegetable IPM Hotline

Extension specialists at the University of Kentucky have introduced a new resource for vegetable producers, the Vegetable IPM Hotline (Figure 1). Each Tuesday, a new message will be available that provides information on vegetable crops, chemical updates, and information about

Posted in Announcements, Vegetables

Fire Blight Alert and Risk Map Overview

Apple and pear trees are approaching bloom, especially in southwestern Kentucky. Infection by the fire blight bacterium occurs during bloom, thus, protectant antibiotics should be applied when risk is high. Risk for infection can be assessed using the Fire Blight

Posted in Fruit

New Mandatory Paraquat Training Requirements for Applicators

This fall, there will be new labeling on all paraquat products sold in the U.S. Paraquat is sold under the product names of Cyclone Star, Cyclone, Devour, Firestorm, Gramoxone, Helmquat, Para-shot, Paraquat, and Parazone. With these newly labeled products, certified

Posted in Pesticide Topics

Disease and Insect Control Programs for Homegrown Fruit in Kentucky (ID-21)

Many homeowners in Kentucky grow a variety of fruit in their garden. One distinct advantage homeowners have over commercial growers is the diverse ecosystem of the home landscape, which often reduces the populations of insect and disease organisms and limits

Posted in Featured Pubs & Videos

2019 Insect Trap Counts

Trap counts for major insect pests are provided by the Kentucky IPM Program. Traps are located at the UK Research and Education Center in western Kentucky and the UK Spindletop Farm in Lexington.  Below are trap counts for the current

Posted in Insect Trap Counts

Last Year’s Ornamental Diseases Equal This Year’s Disease Risk

Disease presence last year can indicate a risk for the same disease this year. Many pathogens overwinter in Kentucky on infected plant material or as pathogen survival structures. Poor sanitation practices can lead to an increased risk of these diseases

Posted in Landscape Trees & Shrubs, Ornamentals

Midwest Fruit Pest Management Guide 2019-2020 (ID-232)

The Midwest Fruit Pest Management Guide was developed by the Midwest Fruit Workers Group, which includes University of Kentucky Extension specialists, as well as specialists from twelve other universities. This publication was recently revised for 2019-2020 to keep up with

Posted in Featured Pubs & Videos

Brown Marmorated Stink Bug Survey for Producers

As part of a national effort to combat brown marmorated stink bug, UK entomologists are conducting a survey of producers to assess the current situation with this invasive pest. I want to thank those who have encouraged growers to complete

Posted in Announcements

Last Year’s Hemp Diseases Equal This Year’s Disease Risk

Disease presence last year can indicate a risk for the same disease this year. Many pathogens overwinter in Kentucky on infected plant material or as pathogen survival structures. Poor sanitation practices can lead to an increased risk of these diseases

Posted in Hemp

Complying with EPA Worker Protection Standards

Pesticides used on farms have requirements in order to protect the health of employees; these are the Worker Protection Standards (WPS). WPS requires owners and employers on agricultural establishments and commercial pesticide handling establishments to protect employees on farms, forests,

Posted in Pesticide Topics