Structural Conservation Practices in U.S. Corn Production: Evidence on Environmental Stewardship by Program Participants and Non-Participants

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□ Terraces

□ Hedgerow plantings

■ Windbreaks

□ Filter strips

□ Grassed waterways                      □ Vegetative buffers (infield)

■ Stream-side forest buffers                □ Stream-side herbaceous buffers

□ Contour buffers (infield)                   ■ Field borders

□ Critical area plantings                     □ Grade stabilization structures