Keywords: outdoor landscape field plant grass Keokuk County Farmer Mark Haines crimp rolled cereal rye and then drilled in organic soybeans the next day on 238 acres. Crimp rolling forms a mat that reduces weeds and soil erosion. Keokuk County Farmer Mark Haines crimp rolled cereal rye and then drilled in organic soybeans the next day on 238 acres. Crimp rolling forms a mat that reduces weeds and soil erosion. |