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Supported by Chinese Ministry of Science and Technology(2012DFA31120);Natural Science Foundation of China(NSFC)(31370059);948 Project of Chinese Ministry of Agriculture(2011-G25);973 Program Earlier Research Project(2011CB111607);Project of Agriculture Science and Technology Achievement Transformation(2010GB2C400220)~~
The fattening pig house with fermentation bed had an area of 2 100 m2, and the area of fermentation bed was 1 900 m2 with a utilization rate of 91.4%, which was 45% higher than that of conventional pig house with surr...