共 10 条
- [1] BRUCKENTAL I, BRIT J NUTRITION
- [2] GOULDEN JDS, 1977, P NUTR SOC, V36, pA132
- [3] TRANSFER OF UREA FROM BLOOD TO RUMEN OF SHEEP [J]. BRITISH JOURNAL OF NUTRITION, 1978, 40 (01) : 149 - 154
- [6] Nolan J. V., 1975, DIGESTION METABOLISM, P416