动物胃肠微生态及其调控

动物胃肠微生态是由胃肠道的微生物区系所组成的一个微生态系统，胃肠微生态在营养物质的消化、吸收和提高动物免疫力以及生产性能等方面起着重要的作用。本文介绍了动物胃肠微生态环境中微生物的组成胃肠微生态的调控，阐述了胃肠微生态环境中各种微生物之间、微生物与宿主之间的相互作用关系。

Microecology in Animal Gastrointestinal Tracts and Regulation

Microecology in animal stomach and digestive tracts is one integral microecology system that composed with all of the microorganisms in the tracts, and it plays important role on the nourishment digestion and absorption, animal's immunity and production. In this text the microorganism constitution that in the animal stomach and intestines was reviewed, and the relationship among microorganisms, relationship between microorganisms and host were introduced.