This book features chapters from some of the world's leading authorities. The fundamental aim being to re-examine the current status of mineral recommendations and to look at how minerals are applied in feeds for poultry, pigs and ruminants. It also considers the effects of new legislation and pollution concerns, and discusses innovative applications of minerals in animal feeds that will help to maintain performance and health within stricter guidelines. Finally, it also covers comprehensively the influence of minerals on various aspects of growth, health and nutrition.