DOMECQ J.J., SKIDMORE A.L., LLOYD J.W., KANEENE J.B. 1997b. Relationship between body condition scores and conception al first artificial insemination in a large dairy herd of high yielding Holstein cows. Journal of Dairy Science. 80:113-120. EDMONSON A.J., LEAN I.J., WEAVER L.D., FARVER T., WEBSTER G. 1989. A body condition scoring chart of Holstein dairy cows. Journal of Dairy Science.72:68. FERGUSON J.D., GALLIGAN D.T., THOMSEN N. 1994. Principal descriptors of body condition score in Holstein cows. Journal of Dairy Science. 77:2695. FERGUSON J.D., OTTO K.A. 1989. Managing body condition in cows. Proc. Cornell Nutr. Conf. Feed Manuf. Conf. pp. 75-87. GEARHART M.A., CURTIS C.R., ERB H.N., SMITH R.D., SNIFFEN C.J., CHASE L.E. COOPER M.D. 1990. Relationships of changes in condition score to cow health in Holstein. Journal of Dairy Science. 73:3132. GRUMMER R.R. 1992. Etyology of lipid-related metabolic disorders in periparturient dairy cows. Journal of Dairy Science 76:3882-3896. HEINRICHS A.J., ISHLER V.A. 2014. Body condition scoring as a tool for dairy herd management. College of Agricultural Sciences. Penn State Extension. Consultado 10 de setiembre de 2014. Disponible en: http:// extension.psu.edu/animals/dairy/nutrition/nutrition-and-feeding/bodycondition-scoring/body-condition-scoring-as-a-tool-for-dairy-herdmanagement MARKUSFELD O., NAHARI N., ADLER H. 1988. Israel Journal of Veterinary Medicine 44:111.
⸀⸀⸀ 瀀愀爀愀 愀氀挀愀渀稀愀爀氀漀 甀琀椀氀椀挀攀 渀甀攀猀琀爀愀猀 洀愀琀攀爀椀愀猀 瀀爀椀洀愀猀⸀
NATIONAL RESEARCH COUNCIL (NRC). 2001. Nutrient Requirements of Dairy Cattle. 7th revised edition. National Academy Press. Washington, D. C. 381p. OETZEL, G. R. Understanding the impact of subclinical ketosis. Proceedings of the 2012 Cornell nutrition Conference for feed manufactures. New York. Pp. 12-21. PEDRON O., CHELI F., SENATORE E., BAROLI D., RIZZI R. 1993. Effect of body condition score at calving on performance, some blood parameters, and milk fat acid composition in dairy cows. Journal of Dairy Science. 76:2528. ROCHE J.R., LEE J.M., MACDONALD K.A., BERRY D.P. 2007. Relationships among body condition score, body weight, and milk production variables in pasture-based dairy cows. Journal of Dairy Science. 90:3802-3815. ROCHE J.R., FRIGGENS N.C., KAY J.K., FISHER M.W., STANFFORD K.J., BERRY D.P. 2009. Invited review: Body condition score and its association with dairy cow productivity, health and welfare. Journal of Dairy Science. 92:5769-5801. SABORÍO-MONTERO A., SÁNCHEZ J. Ml. 2014. Evaluación de la condición corporal en un hato de vacas Jersey en pastoreo en la zona alta de Cartago. Variaciones durante el ciclo productivo. Agronomía Costarricense 38(1): 56-65. WILDMAN E.E., JONES G.M., WAGNER P.E., BOMAN H., TROUTT F., LESCH N. 1982. A dairy cow body condition scoring system and its relationships to selected production characteristics. Journal of Dairy Science. 65:495. ■
琀攀氀⸀㨀 ㈀㘀㘀㌀ⴀ ㌀㈀㌀ 眀眀眀⸀椀渀漀氀愀猀愀⸀挀漀洀