Shot of field of unripened barley swaying in wind. Series of HA PANs of numerous strains of cross-pollinated barley. Shots of ripened barley. CUs of stalks and leaves of barley suffering from malnutrition and rust. HALS of botanist inspecting field of ripened barley, unripened strip of barley in background. PAN across experimental farm where various strains of barley have been grown, some strains being ripe, others near or nearing maturity. CUs of field of barley being cut by binder, harvesting combine following, pulled by International tractor. LS of combine harvesting wind-rows of cut barley. CS of barley after cutting, TILT UP to farmer examining chaff and barley heads.