It is necessary to apply this technology to strengthen the research in ruminal protozoal's function and interaction with other ruminal microorganism.
有必要应用此技术，深入研究瘤胃原虫功能，及其与其他瘤胃微生物的互作。
2
Ruminal smooth muscle tissue of goats (42 days of age) was collected, and ruminal smooth muscle cells was cultured in vitro by the method of collagenase digestion.
采集42日龄山羊的瘤胃肌肉组织，采用胶原酶消化法进行了山羊瘤胃平滑肌细胞的体外培养。
3
The present study was divided into 9 trials to discuss the rule of degradation of vitamin A in rumen and evaluate the effects of ruminal protected vitamin A on dairy cows.