Intake, Digestibility, Ruminal Fermentation, and In Situ Disappearance of Bermudagrass Hay by Lactating Beef Cows Offered Corn or Hominy Feed as Supplements at Two Different Rates

以两种不同比例补充玉米或玉米粥饲料的哺乳奶牛对狗牙根干草的摄入、消化率、瘤胃发酵和原位消失情况