Virginia Tech, Extension Service2019-08-082019-08-081948-06-27http://hdl.handle.net/10919/92994Multiple use drill experiment. Plot II-4, 4-12-4 w/o. Wheat on corn.positive, 4 x 5 in.image/jpegIn CopyrightApplied ScienceAgricultureVirginia Extension - Project 10Multiple Use DrillFarm ImplementsFarm Operating EquipmentAgricultural EngineeringPhotographBiological Systems Engineering, Virginia Tech