青绿饲料为田间收割获得,主要成分为紫云英、野豌豆和苜蓿等。通过切碎按0%,5%,10%,15%,20%和25%添加量替代基础日粮直接饲喂,试验期为50d。
The chicken fed on the diets containing astragalus sinicus , wild pea and alfalfa in the proportion of 0 % , 5 % , 10 % , 20 % and 25 % replacing basal diets for 50 days .