Changes of dissociative calcium and amino acid nitrogen in smashed yak bone paste treated by fermentation or enzymolysis;

Objective: To investigate the effects of yak bone powder on the bone density, bone calcium content and bone calcium apparent absorption rate in rats.

The result shows that the bone glue of yak can resist fatigue and improve the abil.

Raw materials were studied on the quality influence of concentrated soup of yak bone;

The fresh yak bones were treated as the raw material and lactobacillus plantarurn was used as fermental agent during experiment.

Extraction of chondroitin sulfate from yak breastbone;