基于日粮中性洗涤纤维含量的干奶牛预测干物质采食量

Predicted dry matter intake (DMI; percent of live body weight) for nonlactating pregnant cows based on week prior to calving and dietary neutral detergent fiber (NDF) content compared to the NRC 2001 model. Adapted from Nutrient Requirements of Dairy Cattle, 2021.