Sustainable Agriculture

Information on sustainable agriculture of cover crops, including crop rotation and conservation tillage, extending the grazing season and interseeding. Tips on soil compaction and using flowering cover crops for native pollinating bee conservation.

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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
Cover Crop Interseeder and Applicator
Cover Crop Interseeder and Applicator - Videos Videos

Cover Crop Interseeder and Applicator

Gregory W. Roth, Ph.D.

5:52

This system was designed to help establish cover crops in areas where cover crop establishment is not that feasible because of a late harvest and short season. 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 credit: Jessica Williamson
Extending the Grazing Season Using Brassicas - News News
Brassicas can be an excellent alternative to perennial pastures and a good option available to extend the grazing season longer into the fall. More
A crowd gathers at a farm in Clinton County to discuss opportunities for managing soil health and planting green.
Planting Green and Soil Health the Focus of June Field Day - News News
Planting green is a practice where cover crop termination is delayed until cash crop planting in order to extend soil health benefits longer into the season. More
Sustainable Dairy Cropping Systems
Sustainable Dairy Cropping Systems - Articles Articles
We are assisting eight cooperating farmers in four Pennsylvania counties to evaluate cropping systems designed to conserve, soil, nutrients, and energy on livestock farms. More
Figure 1. The Penn State Cover Crop Interseeder and Applicator. (Photo: Greg Roth)
Cover Crop Interseeder and Applicator - Articles Articles

Cover Crop Interseeder and Applicator

Gregory W. Roth, Ph.D., William S. Curran, Ph.D., Sjoerd Willem Duiker, Ph.D., CCA

The Penn State Cover Crop Interseeder and Applicator was designed to help establish cover crops in areas where cover crop establishment is not that feasible because of a late harvest and short season. More
Using Flowering Cover Crops for Native Pollinating Bee Conservation
Using Flowering Cover Crops for Native Pollinating Bee Conservation - Articles Articles
Conservation strategies that can be employed across your farm or in your garden to help maintain healthy native bee populations. More
Insect-Parasitic Nematodes for the Management of Soil-Dwelling Insects Insect-Parasitic Nematodes for the Management of Soil-Dwelling Insects - Articles
Taking advantage of the natural enemies of insects to help manage insect pests. More
Crop Rotations and Conservation Tillage
Crop Rotations and Conservation Tillage - Articles Articles
Crop rotations increase crop yields by improving soil conditions and reducing weed and insect populations. Rotations also help producers use conservation tillage successfully. More
Avoiding Soil Compaction
Avoiding Soil Compaction - Articles Articles

Avoiding Soil Compaction

Sjoerd Willem Duiker, Ph.D., CCA

The increasing size of farm equipment may cause significant soil compaction that can negatively affect soil productivity as well as environmental quality. More
Diagnosing Soil Compaction Using a Penetrometer (Soil Compaction Tester)
Diagnosing Soil Compaction Using a Penetrometer (Soil Compaction Tester) - Articles Articles
A diagnostic tool to measure the extent and depth of subsurface compaction is a penetrometer, or soil compaction tester. More
Effects of Soil Compaction
Effects of Soil Compaction - Articles Articles

Effects of Soil Compaction

Sjoerd Willem Duiker, Ph.D., CCA

Soil compaction is the reduction of soil volume due to external factors; this reduction lowers soil productivity and environmental quality. More