Abstract:The objective of this project was to evaluate the supply of narasin on the performance of ewes and their lambs in the lactation phase (Exp. I) and feedlot lambs (Exp. II). Experiment I: Thirty-two ewes with ten days of lactation were used, together with their lambs (s). The experimental design was randomized complete blocks. The diets consisted of 50% hay and 50% concentrate. The treatments were defined by the no narasin inclusion (N0) or inclusion of 13 mg/kg DM of narasin (N13). The experiment lasted 70 days… Show more
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