Penn State Extension

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Crop Scouting Field Guide Available
Crop Scouting Field Guide Available - News News
Check out this handy field guide that includes most of the major agronomic crops grown in Pennsylvania. More
Working with Plain Sect Growers
Working with Plain Sect Growers - Articles Articles

Working with Plain Sect Growers

Jeffrey Stoltzfus

Learn about the culture and practices of the plain sect community, and take away methods for successfully working with this increasing population of farmers. More
New herbicide programs are being evaluated in a soybean field at the Penn State Agronomy Research Farm (D. Lingenfelter, Penn State Extension)
What’s New in Agronomic Weed Control - News News
New herbicide products and industry news about weed management are highlighted in this article. More
Various gourds and squash in bins after harvest. Photo courtesy of the Chesapeake Bay Foundation (cbf.org)
Keep Fresh Produce Safe Using Good Agricultural Practices (GAPs) - Articles Articles

Keep Fresh Produce Safe Using Good Agricultural Practices (GAPs)

Luke LaBorde, Ph.D., Jeffrey Stoltzfus, Lee Stivers

Minimizing farm food safety risks are discussed along with Pennsylvania Department of Agriculture and Penn State Extension contacts for information on FSMA food safety inspections and USDA audits. More
Mid-Atlantic Field Crop Weed Management Guide
Mid-Atlantic Field Crop Weed Management Guide - Guides and Publications Guides and Publications

Mid-Atlantic Field Crop Weed Management Guide

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

267

From: $15.00

To: $35.00

Get strategies and peruse herbicide tables for managing weeds in corn, sorghum, soybeans, small grains, and forages. More
Soybean field (D. Lingenfelter, Penn State Extension)
Xtend Soybean: Dicamba Products Re-registered - News News
Dicamba products granted registration extension for use on Xtend soybean. Read below of additional details. More
Canada thistle regrowth in a fallow field. (D. Lingenfelter, Penn State Extension)
Is it Possible to Control Weeds Late in the Year? - Articles Articles
With dropping temperatures, many wonder if it is too late to control weeds? Not necessarily; but read below for some comments about this question. More
Weeds germinating in seedling wheat (D. Lingenfelter, Penn State Extension)
Fall Weed Control in Wheat and Barley - Articles Articles

Fall Weed Control 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
Poison hemlock in the spring time along a fencerow. Image from Ohio State University.
Livestock Producers Should Recognize and Manage Poison Hemlock - Articles Articles

Livestock Producers Should Recognize and Manage Poison Hemlock

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

“This is the time of year when you start to notice poison hemlock. Best management practices should take place before it flowers, produces more seed, and continues to spread”. More
Palmer amaranth regrowth after crop harvest (Source: University of Delaware Weed Science)
Monitor Palmer Amaranth and Waterhemp After Harvest - News News
Palmer amaranth and waterhemp can still set seed yet this fall even after harvest. Make sure to scout fields and control any escaped plants. More
Burcucumber in field of corn. Image credit: Penn State Weed Science.
Managing Burcucumber and Other Late Season Weeds in Corn and Soybeans - Articles Articles
Late season weeds, such as burcucumber, can cause problems with corn and soybean harvest. Consider some of the harvest aid recommendations below to manage these problems weeds. 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
Penn State Extension Helps Growers Comply with FSMA Regulations
Penn State Extension Helps Growers Comply with FSMA Regulations - News News
Educators are available to consult with growers on their farm operations at no-cost to the grower and help them to see how close they are to meeting the new regulatory requirements. More
Source: Penn State Extension, D. Lingenfelter
Herbicide Drift and Sensitive Plants: What to do if Drift is Suspected - Articles Articles
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
Source: Penn State Extension, D. Lingenfelter
Xtend® Soybean System and Dicamba Applied Postemergence - Articles Articles
Best management practices to reduce chances of dicamba drift in Xtend soybeans are discussed. More
Marestail Image Credit: Dwight Lingenfelter
Mid-season Weed Control Issues 2018 - 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
Low lying fog in fields may indicate a temperature inversion. (Photo credit: Dwight Lingenfelter
Auxin Herbicide Drift and Temperature Inversions - Articles Articles
Temperature inversions can cause dicamba and 2,4-D to move great distances after application. Learn about the details below. More
Image shows ALS inhibitor injury from a PRE application to corn. The corn is stunted, chlorotic and may show intervenal chlorosis. (Penn State Extension)
Wet Weather and Herbicide Injury in Corn Fields - News News
Wet weather and poor growing conditions might be to blame for certain herbicide injury in corn. More
Multiflora rose bush. Photo credit: Penn State Extension
Multiflora Rose Problems in Pastures? Control it Now! - Articles Articles
It is the right time to be scouting and managing multiflora rose in your pasture. More
Emerged no-till soybeans (D. Lingenfelter, Penn State Weed Science)
No-till Soybeans Emerged Without a Burndown or Residual? - Articles Articles
If you did not have an opportunity to spray your no-till soybean fields before planting, read about some weed control options. More
Early season corn. (Photo: D. Lingenfelter)
Residual Corn Herbicides in Post Applications - News News
Due to the unusual weather, residual herbicides applied post may need to be used to control weeds in emerging corn crops. More
A field with and without a soybean burndown herbicide program. Photo: Dwight Lingenfelter, Penn State Weed Science
Dicamba Products and Xtend Soybeans - News News
Not all dicamba-containing products are RUPs and not all can be applied in a burndown application prior to planting Xtend soybeans. More
Field with a mixed population of herbicide resistant and susceptible marestail. Photo: Bryan Young, Purdue Weed Science
Managing Weeds for the Future - Articles Articles

Managing Weeds for the Future

Dwight Lingenfelter

Weed management is primarily dictated by herbicide resistance. Mechanisms of resistance and ways to optimize herbicide use and include other management options are discussed. From the 2018 Corn and Soybean Congress. More
A weedy alfalfa field. Photo: Penn State Weed Science
Spring Weed Control in Alfalfa - Articles Articles

Spring Weed Control in Alfalfa

Dwight Lingenfelter

As spring approaches, forage weeds can become a problem. Certain herbicides can be applied but timing is critical. See information below of more details. More
Burcucumber in Corn Field Photo: Penn State Weed Science
Burcucumber Management in Corn and Soybean - Articles Articles
Burcucumber continues to plague some corn and soybean fields in the region. Consider some of the recommendations below to manage this problem weed. More
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