A comprehensive guide to the forages, concentrates and additives commonly included in western Canadian sheep diets, including methods of sampling and analyzing feeds, their digestion in the ruminant digestive system, the nutrient requirements of lambs, ewes, rams and wethers at each stage of the production cycle, the formulation of practical diets that satisfy nutrient requirements and the management of feeding to maximize profitability of the sheep enterprise. Numerous full-color photos, graphics and tables enhance the text and appendices provide detailed nutrient requirement tables, a comprehensive library of feed analyses and example diets for each class of sheep. A detailed index facilitates locating topics in the text.