1. Anke, M., Grun, M., Partschefeld, M. and Groppel, B. (1978). Molybdenum deficiency in ruminants. In M. Kirchgessner (ed.) Trace Element Metabolism in Man and Animals -
3, pp. 230–233. Arbeitskreis für Tierernahrungsforschung Weihenstephan
2. Bell, M. C., Diggs, B. G., Lowrey, R. S. and Wright, P. L. (1964). Comparison of 99Mo metabolism in swine and cattle as affected by stable molybdenum. J. Nutr., 84, 367–371
3. Bertinchamps, A. J., Miller, S. T. and Cotzias, G. C. (1966). Interdependence of routes excreting manganese. Am. J. Physiol., 211, 217–224
4. Bertoni, G., Watson, M. J., Savage, G. P. and Armstrong, D. G. (1976). The movements of minerals in the digestive tract of dry and lactating Jersey cows. 2) Net movements of Cu, Fe, Mn and Zn. Zoot. Nutr. Anim., 2, 185–191
5. Bird, P. R. (1970). Sulphur metabolism and excretion studies in ruminants III. The effect of sulphur intake on the availability of copper in sheep. Proc. Aust. Soc. Anim. Prod., 8, 212–218