Abstract
The present study aims to evaluate the inclusion or not of Hydrochloride Zilpaterol the ration on feeding behavior of feedlot Nellore . 36 steers, with average weight of 385 kg and from rearing under continuous grazing system will be used. The experimental design is a randomized block with their treatments: T1 - steers without including Hydrochloride Zilpaterol, T2 - steers with including…