Virginia Tech, Extension Service2019-06-052019-06-051946-06-29http://hdl.handle.net/10919/89842View of alfalfa stand on No. 1 irrigation area on June 29, 1946. Note height and density of stand against board.positive, 4 x 5 in.image/jpegIn CopyrightApplied ScienceAgricultureVirginia Extension - Project 10Surface IrrigationIrrigationSoil and Water ConservationApplied ScienceAgricultureAgricultural EngineeringVirginia Extension - Project 10Surface IrrigationIrrigationSoil and Water ConservationPhotographBiological Systems Engineering, Virginia Tech