Page 11 of articles about protein
Effect of graded levels of iron, zinc, and copper supplementation in diets with low phytate or normal barley on growth performance, bone characteristics, hematocrit volume, and zinc and copper balance of young swine

Use of Oligosaccharides in Swine Nutrition
Responses of pigs to Aspergillus niger phytase supplementation of low-protein or high-phytin diets
Ileal digestibility of protein and amino acids from canola meal in weaned piglets and growing pigs

Alternatives to fish meal for piglets
Raw potato starch in weaned pig diets and its influence on postweaning scouts and the molecular microbial ecology of the digestive tract

Feeding of lactating sows
Pea protein as a substitute of soya bean protein in diets for young pigs: effects on productivity and digestive traits
