Therefore, it is necessary to further improve the decline of pathogen numbers during anaerobic digestion of the small cow manure digesters.
因此,有必要进一步提高小型沼气池处理奶牛粪便中病原微生物的效果。
Therefore, it is necessary to further improve the decline of pathogen numbers during anaerobic digestion of the small cow manure digesters.
因此,有必要进一步提高小型沼气池处理奶牛粪便中病原微生物的效果。
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