Pests and Diseases

Recommendations for managing weeds, insect pests and diseases in cover crops such as barley and wheat. Tips on deer control options and dealing with toxic plants such as pokeweed.

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Brown marmorated stink bugs on soybeans in Clinton County. Most soybean fields in Pennsylvania are in growth stage R6 or later and so are past the point when insects, like stink bugs, or diseases will reduce yield. Image Credit: Greg Roth
Soybean Sentinel Plot Program September 11, 2018 - News News
With soybean maturity approaching in most fields, insects and diseases are becoming less relevant, but most pest populations remain low. More
Life stages of the Spotted Lanternfly. Credit: Penn State Extension
Spotted Lanternfly is on the Move - News News
Spotted Lanternflies are now in the adult life stage and are much more mobile. More
Corn earworm (CEW) and feeding on corn ear tip. Image credit: Rachel Milliron.
Identifying Corn Earworm - News News

Identifying Corn Earworm

09/05/2018

Finding corn ears with feeding on the ear tip? More
Weeds growing in small grain stubble during late summer (PSU Weed Science, D. Lingenfelter)
Late Weed Control and Burndown Considerations Before Planting Fall Crops - Articles Articles
Suggestions are provided to prevent weed seed production at this time of year to reduce the weed seedbank for next season. More
A soybean plant with Sudden Death Syndrome
Soybean Sudden Death and Brown Stem Rot: How to Tell the Difference - Articles Articles

Soybean Sudden Death and Brown Stem Rot: How to Tell the Difference

Alyssa Collins, Ph.D., Adriana Murillo-Williams

These two nasty soybean diseases can be hard to tell apart. Learn what to look for so you can know your enemy. More
Figure 1. Wax moth larvae killed by Metarhizium infection. Metarhizium spores contact, germinate, infect, and ultimately kill insect pests. Photo credit: Nick Sloff, Penn State Department of Entomology
Managing a Beneficial Soil Fungus for Insect Control - Articles Articles

Managing a Beneficial Soil Fungus for Insect Control

Mary Barbercheck, Ph.D., Imtiaz Ahmad, Christina Voortman

Pest suppression is an important function of healthy soil. The effects of cover crops and soil characteristics on a beneficial fungus are being examined. More
Japanese beetle in soybeans. Image Credit: Anna Busch
Soybean Board Sentinel Plot Program Report for July 11, 2018 - News News
Our soybean sentinel plots continue to have minor insect and disease populations, but walk your own fields to see what is active at your place. More
Upcoming Events for June 27th
Upcoming Events for June 27th - News News

Upcoming Events for June 27th

06/27/2018

Field Day Announcement: Penn State Hemp Research Field Day, Southeast Research and Extension Center, August 7, 2018 More
Scabby Heads. Image Credit: Alyssa Collins, Penn State
What to do if You Have Scab? - Articles Articles

What to do if You Have Scab?

Alyssa Collins, Ph.D., Paul D. Esker

Here’s what to consider when your small grains have been hit hard by a Fusarium head scab epidemic More
Timing corn planting with black cutworm instar development is important for preventing damage to young corn seedlings. Photo credit: Roger Schmidt, University of Wisconsin-Madison, Bugwood.org.
Black Cutworm Management in Organic Field Corn - Articles Articles
Ecological pest management and cultural strategies are the best method for protecting crops against black cutworm damage on organic farms. More
Adult Marsh slug. Photo: Anna Busch
Pennsylvania Slug Monitoring Project Update - News News
It looks like this spring farmers are getting a break from slug ravaged fields. In most PA Slug Project fields, populations remain low. More
Black cutworm. John Capinera, University of Florida, Bugwood.org
Black Cutworm Moths and Slugs are Becoming Active - Articles Articles
Small numbers of black cutworm moths are arriving in Pennsylvania, while slugs are hatching from their eggs. Watch wet fields for slug damage as crops emerge. More
New Pesticide Application Record Keeping Manual Available
New Pesticide Application Record Keeping Manual Available - News News
The new Pesticide Application Recordkeeping Manual is a 40 page spiral bound booklet with useful tables and information. More
Photo Caption: Nozzles, Nicole Santangelo, PSU
What’s New in Weed Control 2018: Label Updates - Articles Articles
Learn new product labels and label updates for the 2018 season. More
Palmer Noxious Weed by PSU
Noxious Weed Act Signed Into Law on October 30, 2017 - Articles Articles

Noxious Weed Act Signed Into Law on October 30, 2017

Dwight Lingenfelter, William S. Curran, Ph.D., Annie Klodd

The new Pennsylvania Controlled Plant and Noxious Weed Act will help protect your farm or property from some newer invasive noxious weeds. More
5 species cover crop mix
Cover Crop Field Day and Presentation - Workshops Workshops
Free
Free field day and presentation for conventional and organic growers. Information on cover crop utilization and what we learned with cover crop research in field and vegetable cropping systems. More
Photo Caption: Deer in Winter, Andrew Frankenfield, Penn State
Deer Control Options for Farmers and Landowners - Articles Articles
Crop damage caused by deer is a reoccurring theme for farmers. Learn about the management options available to control deer populations. More
Pennsylvania Certified Crop Adviser Study Guide
Pennsylvania Certified Crop Adviser Study Guide - Online Courses Online Courses
$99.00
Study soil and water, and crop, pest, and nutrient management, the agronomy areas you are required to know for the Pennsylvania Certified Crop Adviser exam. More
Major Insect Pests of Red Clover in Pennsylvania
Major Insect Pests of Red Clover in Pennsylvania - Articles Articles
Two insect pests, the clover root curculio and the clover root borer, are partially responsible for the reduction or elimination of red clover stands. More
Pokeweed
Pokeweed - Videos Videos

Pokeweed

Dwight Lingenfelter, William S. Curran, Ph.D.

This video discusses Pokeweed biology and management in field crops. More
Frank Peairs, Colorado State University, Bugwood.org
Potato Leafhopper on Alfalfa - Articles Articles
The potato leafhopper is the most destructive insect to alfalfa in Pennsylvania, causing average annual losses of approximately $15 million. More
Clemson University - USDA Cooperative Extension Slide Series, Bugwood.org
Angoumois Grain Moth - Articles Articles
The angoumois grain moth, Sitotroga cerealella (Olivier), is occasionally found in Pennsylvania feeding on corn stored on the ear. More
Sources Of Plant Disease In Greenhouses
Sources Of Plant Disease In Greenhouses - Articles Articles

Sources Of Plant Disease In Greenhouses

Gary W. Moorman, Ph.D.

Where do diseases begin? It is important to prevent losses due to plant pathogens by reducing or eliminating the numbers of pathogens at their source. More
Gerald Holmes, California Polytechnic State University at San Luis Obispo, Bugwood.org
Phytotoxicity - Articles Articles

Phytotoxicity

Gary W. Moorman, Ph.D.

Plant injury (phytotoxicity) may occur when chemicals are employed to protect plants from pests, fertilize plants, regulate plant growth, etc. More
Reducing Soil Borne Diseases with Cover Crops
Reducing Soil Borne Diseases with Cover Crops - Articles Articles
Soil-borne diseases can be devastating to vegetable crops. More
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