3Chang X, Mowat D N. Supplemental chromium for stressed and growing feeder calves. JAnim Sci, 1992, 70: 559.
4Kitchalong L, et al. Chromium picolinate supplementation in lamb rations: effectson performance, nitrogen balance, endocrine and metabolic parameters. J Anim Sci, 1993,71: 291.
5Moonsie - shageer S, Mowat D N. Effect of level of supplemental chromium onperformance, serum constituents, and immune statue of stressed feeder calves. J Anim Sci,1993, 71: 232.
6Schwartz K, W Mertz. Chromium( Ⅲ )and the glucose tolerance factor, Arch. BiochemBiophys, 1959, 85: 292.
