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Abstract

Four concentrates (0,1,2,3) mg Acetyl Salicylic Acid are used to know the effect on Barley loose Smut disease . Results shown that Acetyl Salicylic Acid effect on percent infection , the percent reach( 0%) in ( 3) mg concentration . The Correlation Coefficients are significant at 0.01 level between the levels of concentration and percent of infection . 53