Deficiency of trace minerals affects many metabolic processes and so may be manifested by different symptoms, such as poor growth and appetite, reproductive failures, impaired immune responses, and general ill-thrift. From the 1950s to the 1990s most griffe mineral supplementation of animal diets was in the form of inorganic minerals, https://animal-feed68890.bloggosite.com/44221972/fascination-propos-de-animal-feed