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Mary Burrows, Montana State University, Bugwood.org
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
2017 Penn State Agronomy Herbicide Trial Report
2017 Penn State Agronomy Herbicide Trial Report - Articles Articles
This weed field trials report is a summary of the 2017 herbicide trials conducted in corn soybean, and other field crops by the Department of Plant Science at Penn State. More
Looking Back at Xtend Soybean and Changes for 2018
Looking Back at Xtend Soybean and Changes for 2018 - News News
Dicamba use in Xtend soybean will require special applicator training and additional use restrictions for 2018. 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
Mature marestail plant in Rock Springs, PA
Marestail (Horseweed) Management - Articles Articles

Marestail (Horseweed) Management

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

Effective management of marestail (horseweed) involves a combination of herbicide, mechanical, and cultural tactics. More
Photo credit: Bill Curran
Annual Weed Control in Winter Cereals - News News
Scout your wheat and barley fields this fall to assess the need for an herbicide application. More
Cover Crop Interseeder: Potential for Injury from Corn Herbicides
Cover Crop Interseeder: Potential for Injury from Corn Herbicides - Articles Articles
Recent trials show that several shorter-lived residual corn herbicides can be used successfully with interseeded cover crops. More
Interseeded clover during midsummer under the corn canopy
Cover Crop Interseeder: Impacts on Corn Yield - Articles Articles

Cover Crop Interseeder: Impacts on Corn Yield

Gregory W. Roth, Ph.D., William S. Curran, Ph.D.

There is some concern about the impact of the cover crop on the corn. In most cases, though, we have observed that the corn is very competitive with the cover crop. More
Planting corn in an interseeded corn stubble field.
Cover Crop Interseeder: Improving the Success in Corn - Articles Articles

Cover Crop Interseeder: Improving the Success in Corn

William S. Curran, Ph.D., Gregory W. Roth, Ph.D.

Interseeding cover crops in corn is a promising management practice that could improve the adoption of cover crops where they have not been feasible before. More
Photo caption: Canadian thistle in a grass hay stand 3 weeks after cutting. This a good stage of growth to spray with a herbicide in the fall.
Fall Management of Grass Hay Fields and Pastures - News News
Help your forage plants prepare for winter survival and spring regrowth. Weed control, soil fertility and liming are a few key factors to consider this fall. More
Rye cover crop in early November. Photo credit: W.S. Curran.
Soybean Herbicides and Rotation to Cover Crops - News News
Consider the soybean herbicide program you used in 2017 before you plant a fall cover crop. Most small grains are fine but legumes and radish can be problematic. More
Lambsquarters (Chenopodium album)
Management of Triazine-Resistant Pigweed and Lambsquarters - Articles Articles
Since the discovery of triazine resistance in the United States occurred in the late 1960s, more than 50 species of weeds have developed weed resistance problems. More
Johnsongrass (Sorghum halepense)
Johnsongrass and Shattercane Control: An Integrated Approach - Articles Articles

Johnsongrass and Shattercane Control: An Integrated Approach

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

Johnsongrass and shattercane are closely related grass weeds that are troublesome and persistent in row crops, where they reduce yield and quality. More
Controlling Yellow Nutsedge in Agronomic Crops (An Integrated Approach)
Controlling Yellow Nutsedge in Agronomic Crops (An Integrated Approach) - Articles Articles

Controlling Yellow Nutsedge in Agronomic Crops (An Integrated Approach)

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

Yellow nutsedge (Cyperus esculentus L.) is an aggressive perennial plant that is a problem weed in field crops throughout the United States. More
Photo credit: Rachel Milliron
Weed Control after Silage Harvest or in Fallow Settings - News News
Control of weeds after silage harvest is possible but it depends on the weed species, timing, and condition after harvest. More
Italian ryegrass infestation in winter wheat. Photo compliments of Virginia Tech.
Soil residual herbicides for small grains. - News News
As you prepare to sow winter barley and/or wheat, several residual herbicides maybe be helpful for control of problematic annual grasses or broadleaves. More
Wirestem Muhly Management in Agronomic Crops
Wirestem Muhly Management in Agronomic Crops - Articles Articles

Wirestem Muhly Management in Agronomic Crops

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

Wirestem muhly (Muhlenbergia frondosa) is a perennial grass species that can be problematic in conservation tillage production systems throughout Pennsylvania and the Northeast. More
Waterhemp in soybeans
2016 Penn State Agronomy Herbicide Trial Report - Articles Articles
This weed field trials report is a summary of the 2016 herbicide trials conducted in corn soybean, and other field crops by the Department of Plant Science at Penn State. More
Horseweed in soybean
2015 Penn State Agronomy Herbicide Trial Report - Articles Articles
This weed field trials report is a summary of the 2015 herbicide trials conducted in corn soybean, and other field crops by the Department of Plant Science at Penn State. More
Beautiful oat cover crop in late fall. Photo credit W.S. Curran.
Corn Herbicides and Rotation to Cover Crops - News News
Consider the corn herbicide program you used in 2017 before you plant a fall cover crop. Most small grains are fine, but legumes and radish can be problematic. More
Seedling horseweed/maretail which often requires more than just glyphosate. Photo credit D. Lingenfelter.
Including 2,4-D in the burndown - News News

Including 2,4-D in the burndown

09/06/2017

Can you include 2,4-D in your burndown program this fall? Know the label guidelines before you make that application. More
Quackgrass Management: An Integrated Approach
Quackgrass Management: An Integrated Approach - Articles Articles

Quackgrass Management: An Integrated Approach

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

Quackgrass is a widespread, persistent, cool-season, grassy weed found in Pennsylvania row and forage crops. This competitive perennial grass can reduce crop yields up to 95 percent. More
Perennial Weed Control in Grass Hay and Pasture
Perennial Weed Control in Grass Hay and Pasture - News News
Dr. Bill Curran answers questions pertaining to perennial weed control strategies, timing, and products for grass pastures and hay fields. More
Burcucumber (Sicyos angulatus)
Managing Burcucumber and Late Season Weeds in Corn and Soybeans - News News
As we move into corn silage harvest season, and with full season soybeans soon dropping their leaves, producers may notice some problem weed situations. More
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