5Notional Research Council. Nutrient requirements of rabbit [M]. Washington, D C: National Academy Press, 1998:34-42.
6Scharf B, Carroll J A, Riley D G, et al. Evaluation of physiological and blood serum differences in heat tolerant (Romosinuano) and heat susceptible (Angus) Bos taurus cattle during controlled heat challenge [J].J.Anim.Sci.,2010,88:2321-2336.
