共 19 条
- [1] [Anonymous], 1976, OFFICIAL METHODS ANA, P418
- [2] PROTEIN RESERVES IN THE LACTATING DAIRY COW [J]. JOURNAL OF DAIRY SCIENCE, 1979, 62 (03) : 433 - 440
- [3] PROTEIN AND METHIONINE HYDROXY ANALOG FOR LACTATING COWS [J]. JOURNAL OF DAIRY SCIENCE, 1976, 59 (11) : 1897 - 1909
- [4] CLAY AB, 1977, THESIS U WISCONSIN
- [5] Flatt W.P., 1965, EAAP PUBL, V11, P121
- [7] GOLDING NS, 1959, J DAIRY SCI, V42, P899
- [8] GRIEVE D G, 1974, Journal of Dairy Science, V57, P633
- [10] USE OF UREA BY EARLY POSTPARTUM HOLSTEIN COWS [J]. JOURNAL OF DAIRY SCIENCE, 1977, 60 (11) : 1706 - 1724