. Fig. 33.—Non-parasitic brown spot of barley. Affected leaves become spotted in varying degrees by tiny, oval spots of a distinctive brown. of diseased plants varies from 15 to 100 per cent in different fields. Injury by the disease results from the reduction of useful leaf area. In Illinois fields, injury appears thus far to have been very slight. Control.—No control measures for this disease are known. SCAB Gibberella Saubinetii Scab of barley, called also Fusarium head blight, is the same disease as the scab of wheat and other small grains. Barley ranks second to wheat in susceptibility. S


. Fig. 33.—Non-parasitic brown spot of barley. Affected leaves become spotted in varying degrees by tiny, oval spots of a distinctive brown. of diseased plants varies from 15 to 100 per cent in different fields. Injury by the disease results from the reduction of useful leaf area. In Illinois fields, injury appears thus far to have been very slight. Control.—No control measures for this disease are known. SCAB Gibberella Saubinetii Scab of barley, called also Fusarium head blight, is the same disease as the scab of wheat and other small grains. Barley ranks second to wheat in susceptibility. Standard barley varieties show less difference in resistance to the disease than wheat varieties. Appearance.—The characteristics of scab as it appears on barley, fig. 34, are very similar to those given for wheat scab on


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Keywords: ., bookcentury1900, bookcolle, bookpublisherurbana, booksubjectgrain