乐动体育注册

Pests and Diseases

Recommendations for managing weeds, pests, and diseases in forage crops, including grass hay, clover, corn, wheat, cereal, barley and soybeans. Tips for dealing with deer, insects and noxious weeds.
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Photo Credit: Leon Ressler
PA Agronomic Education Society Conference is Next Week - News News
There is still time to register for the PA Agronomic Education Conference! Dates are Thursday, January 16th (8AM to 5PM) and Friday, January 17th (7:30AM to 2PM). More
Registration is Open for the PA Agronomic Education Conference
Registration is Open for the PA Agronomic Education Conference - News News
2020 is quickly approaching and so is a great opportunity to earn continuing education credits at the annual PA Agronomic Education Society Conference! More
Poison Hemlock Identification
Poison Hemlock Identification - Videos Videos

Poison Hemlock Identification

Liz Bosak, PhD

2:08

Learn how to identify poison hemlock, a toxic weed, growing in Pennsylvania. More
Nozzles on a boom sprayer (Penn State Weed Science, D. Lingenfelter)
Gramoxone/paraquat Training Required Before Use - News News
Certified applicators must successfully complete an EPA-approved training program before mixing, loading, and/or applying paraquat. More
Weeds germinating in seedling wheat (D. Lingenfelter, Penn State Extension)
Fall Herbicide Options in Wheat and Barley - Articles Articles

Fall Herbicide Options in Wheat and Barley

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

As fall weeds compete with wheat and barley establishment, below are some herbicide options to consider. More
Burcucumber infested corn. Image credit: Penn State Weed Science
Harvest Aid Options in Corn and Soybeans - Articles Articles

Harvest Aid Options in Corn and Soybeans

乐动体育注册 Dwight Lingenfelter

Late season weeds can cause issues with corn and soybean harvest. Consider some of these harvest aid recommendations to manage problem weeds. More
Problem weeds in a pasture setting. (Source: Penn State Extension)
Biennial and Perennial Weed Control is Best in the Fall - Articles Articles

Biennial and Perennial Weed Control is Best in the Fall

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

Fall is an excellent time to control biennial and perennial weeds before they overwinter and become more difficult to manage next growing season. More
Start Clean and Stack the Deck Against Cereal Killers
Start Clean and Stack the Deck Against Cereal Killers - Articles Articles

Start Clean and Stack the Deck Against Cereal Killers

乐动体育注册 Alyssa Collins, Ph.D.

Take actions now that will enhance your winter small grains health this fall and into the next year. More
Figure 1. Harvesting corn silage (Photo credit: Penn State Extension)
Monitor and Control Weeds After Silage Harvest - News News
Control annual and perennial weeds after silage harvest or in fallow areas. Also, monitor Palmer amaranth that can still set seed yet this fall even after crop harvest. More
Weeds in small grain stubble. Photo: Dwight Lingenfelter, Penn State
Weed Control Issues in August - News News

Weed Control Issues in August

08/07/2019

Control annual weeds now in fallow areas to prevent seed set. Also, now is the time to start considering ways to manage perennials in small grain stubble. And don’t forget about herbicide issues and cover crop establishment. More
Soybean Management Workshop and Herbicide Demonstration
Soybean Management Workshop and Herbicide Demonstration - Workshops Workshops
Soybean growers are invited to join us for this informative workshop and demonstration. More
Silver-spotted skipper caterpillar. Sporadic soybean pest (Photo by Elizabeth Rowen, Penn State Dept. of Entomology).
Soybean Sentinel Plot Report- 23 July 2019 - News News
Our soybean sentinel plot report reveals that grasshoppers, Japanese beetles and bean leaf beetles are the main pests that are active in fields. More
Weedy soybean field that is too mature to spray (Penn State Extension, D. Lingenfelter)
Herbicides: Post Applications and Harvest Interval Considerations - News News
Many of the corn and soybean crops are getting beyond the growth stage for a post herbicide application. So, be aware of application restrictions if the crop is being harvested for silage/forage/grazing or grain. More
Figure 1. Soybean aphid population tended by an ant, which is collecting aphid honeydew because it is a source of sugar. Photo by Anna Busch, Penn State Extension
Soybean Sentinel Plot Report: July 17, 2019 - News News
Our soybean sentinel plot report reveals that grasshoppers, Japanese beetles and aphids are the main pests that are active in fields. More
Flushing the spray tank, hoses, boom, and nozzles with clean water is the first step applicators should take to minimize crop injury from previous pesticide residues. Photo Credit: Penn State Pesticide Education Program.
Play it Safe…Clean Your Sprayer Equipment Before and After Each Use - News News
Cleaning your sprayer to prevent potential crop injury is worth the time; learn how below. More
Volunteer corn in soybean (Penn State Extension)
Controlling Volunteer Corn in Soybeans - News News
Volunteer corn in soybeans can impact yield. Below are some suggestions to help control this problem. More
Figure 1: Small populations of soybean aphids were found late last week in Centre County. We will be tracking their populations over the summer (Photo by Adriana Murillo-Williams, Penn State Extension).
Soybean Sentinel Plot Report: June 25, 2019 - News News
Our soybean sentinel plot report this week reveals that minor populations of bean leaf beetles and slugs are active, and Septoria brown spot has begun. More
Escaped weeds from pre herbicides in corn (Penn State Extension, D. Lingenfelter)
Midseason Weed Control Issues in Corn and Soybean - News News
As we proceed through the growing season, there are a few issues surrounding weed control and herbicide use. Below are some items to consider. More
Minor slug damage on a corn plant in Dauphin County, June 4, 2019. Photo: Liz Bosak.
Pennsylvania Slug Monitoring Project in 2019 - News News
The PA Slug Project is back for its second year as part of the Soybean On-Farm Network, funded by the Pennsylvania Soybean Board. Despite the wet weather, minimal slug damage on field crops occurred this past week. More
Figure 1. Potato leafhopper adult (with wings) and nymph. (Photo by Art Hower, Penn State)
Be on the Lookout for Potato Leafhopper Populations - News News
Potato leafhoppers have arrived and populations are building in some areas of PA. Once their feeding is evident, the economic damage has been done. More
Emerged no-till soybeans. Photo by D. Lingenfelter, Penn State Weed Science
Post Soybean Herbicide Options and Application Restrictions - News News
Below are descriptions of herbicides that have foliar and/or residual activity and can be POST applied along with their labeled application timings and strengths. More
A corn field in Pennsylvania. (Source: Penn State Extension, D. Lingenfelter)
Corn Herbicide Application Timings and Restrictions - News News
Corn herbicide application times can vary and have confusing terminology. Below are some details to better help define these. More
Weeds emerging prior to herbicide application in corn. (Source: Penn State Extension, D. Lingenfelter)
Delayed Pre/Early Post Residual Corn Herbicides and Weather Effects - News News
Wet weather impacts timely herbicide applications, crop injury, and residual weed control. Read below for more details on each of these issues. More
Soybeans injured due to herbicide drift. (Source: Penn State Extension, D. Lingenfelter)
Herbicide Drift and Sensitive Plants: What to do if Drift is Suspected - News News
If herbicide drift is suspected on sensitive plants, certain procedures must be followed to properly investigate and document the situation. Read below for more details. More
Figure 1. A tiger beetle species that can be found in Pennsylvania crop fields. Photo by Ian Grettenberger, Dept. of Entomology, Penn State.
Using Integrated Pest Management to Balance Soil Health and Insect Management - Articles Articles
Research Spotlight. Novel research is exploring how insecticides and fungicides influence soil health. More
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