Effects of the different addition level of tibetan medicine Rhodiola algida Var. tangutica on production performance of whole milk female yaks in Gannan plat-eau.

The article focuses on a study related to examine the effect of different levels of tibetan medicine Rhodiola algida variety tangutica on production performance of whole milk female yaks in Gannan plateau in China. Topics discussed include the impact of dietary treatments including alfalfa-barley straw-soybean meal basal diets to yaks, analysis of daily output of fresh milk, milk protein and fat percentage, and the impact of the medicine on body immune function and disease resistance.