The development of stock raising plays an important role in enriching people＇ s life. But there are lots of food security problems caused by overusing additive such as antibiotics, hormone, which is not only harmful for people＇ s health but also influenced the development of stock raising. The ＂six self＂ feeding system developed by Hunan Zhenhong co. Ltd. , which is a new system to surveillance the whole process of livestock preduction, played a key role in advancing the a...
