共 50 条
- [3] Effects of non-dietary factors on milk urea nitrogen in lactating Holstein cows [J]. REVISTA BRASILEIRA DE ZOOTECNIA-BRAZILIAN JOURNAL OF ANIMAL SCIENCE, 2006, 35 (03): : 1114 - 1121
- [4] Responses of Milk Urea Nitrogen Content to Dietary Rumen Degradable Protein Level in Lactating Holstein Dairy Cows [J]. IRANIAN JOURNAL OF APPLIED ANIMAL SCIENCE, 2011, 1 (02): : 111 - 116
- [5] Effects of different dietary crude protein levels on plasma and milk urea nitrogen on post calving lactating dairy cows [J]. REVISTA BRASILEIRA DE ZOOTECNIA-BRAZILIAN JOURNAL OF ANIMAL SCIENCE, 2006, 35 (01): : 258 - 263