Page 138 of articles about nutrition
Russia - Decrease in grain production forecast
International Grains Council - Grain market report
Supplemental zinc reduced intestinal permeability by enhancing occluding and zonula occludens protein-1 (ZO-1) expression in weaning piglets
Crude protein in piglet diets
To maximize piglet growth, it is recommended that levels of crude protein be at 20-23% in pre-starters and 18-20% in starters. However, part of that crude protein will not be digested at the end of the ileum, and it will enter the large intestine together with the endogenous waste.