China is a large agricultural country with a great amount of straw resource whose annual straw output is 600～700 million tons. Each year a large number of straw is burnt because it can't be properly used which has Caused resource waste and environmental pollution. At the same time as large-scale use of chemical fertilizers, organic matter content gradually decreased in recent years and soil became hardened and impervious. Decomposition the waste straw quickly through the role of microbial agents to field so...
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