Virginia Tech, Extension Service2019-06-242019-06-241945-05-05http://hdl.handle.net/10919/90523View of Seaman Tiller in action going up slope. Note flecking of clay on surface4 x 5 inchesimage/jpegIn CopyrightApplied ScienceAgricultureVirginia Extension - Project 10Soil and Water ConservationErosion ControlTillagePhotographBiological Systems Engineering, Virginia Tech