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北京市大兴区庞各庄创新奶牛合作社在全国率先使用沼气干发酵技术,用牛粪和秸秆进行厌氧发酵,处理过程中只生产沼气和有机肥,
Panggezhuang Innovation Dairy Cooperative in Daxing District of Beijing took the lead in using biogas dry fermentation technology in the country, using anaerobic fermentation of cow dung and straw, only producing biogas and organic fertilizer in the process,