Nutrient components and rumen degradability dynamics of different Bothriochloa ischaemum populations in Shanxi Nutrient Contents and Rumen Degradability Characteristics of Bothriochloa ischaemum at Different Growth Stages A study on changes of amino acid profiles after 6 or 16 h rumen degradation of 2 legumes at different maturities Nutritional Value and Effect of Melilotus suaveolens Hay on Feeding Cashmere Goat Effects of mushroom cultivation on nutritional value and dynamics of goat ruminal degradability of cottonseed hull