this study was designed to investigate the effects of different levels of tarragon powder on performance, carcass characteristics of broiler chickens. two hundred ross 308 male broiler chickens were randomly allocated into four treatments and five replicates per treatment. at each replicate ten birds were used. experimental diets were set on the basis of corn-soy-wheat and ross 308 broiler chic...

by: a. abarghani, m.sc of research center of agriculture and natural resources, ardabil-iran m. bojarpour, assistant professor, department of animal science, faculty of agriculture, ramin university, ahvaz- iran j. fayazi, assistant professor, department of animal science, faculty of agriculture, ramin university, ahvaz- iran. in order to investigate the effect of barely (ba) replacement with s...