Four multiparous early-lactating dairy cows (Holstein-Friesian cross-bred, 75%) with an initial body weight (BW) of 405 40 kg and 36 8 day in milk were randomly assigned to receive dietary treatments according to a 4 9 4 Latin square design.
Four multiparous early-lactating dairy cows(Holstein-Friesian cross-bred, 75%) with an initial body weight (BW) of 405 40 kg and 36 8 day in milkwere randomly assigned to receive dietary treatments according to a 4 9 4 Latin square design.