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 empreinte mineral supplementation of animal diets was in the form of inorganic minerals, https://animal-feed66665.blog-ezine.com/37082416/selon-la-rumeur-buzz-sur-animal-feed