4[7]Beede,DK,Risco,CA, Donovan,GA,et al.Nutritional management of the late pregnant dry cow particular reference to dietary anion-cation difference and calcium supplementation. Proc 24,Conv AABP, 1991:51～55 被引量：1
5[8]Beede, DK. Formulation strategies for cation-anion difference in diets of late pregnant cows. Large Dairy Herd Manage Semin, 1992: 137～151 被引量：1
6[9]Bell, AW. Regulation of organic nutrient metabolism during transition from late pregnancy to early lactation. J Anim Sci, 1995, 73: 2804 被引量：1
7[10]Bertics, SJ, RR Grummer, C Cadoringa-Valino, et al. Effect of prepartum dry matter intake on liver triglyceride concentration and early lactation. J. Dairy Sci, 1992, 75: 1914 被引量：1
8[11]Block, E. Manipulating dietary anions and cations for prepartum dairy cows to reduce the incidence of milk fever. J Dairy Sci, 1991, 67:2939～2948 被引量：1
9[12]Byers, DI. Management considerations for successful use of anionic salts in dry cow diets, Ca Cont Edu, 1994, Feb 237～242 被引量：1
10[13]Carl E. Coppock, Management of Cows During the Transition Period ,Nutritional Services Laredo, Texas,2003 被引量：1
