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河北省唐海县积极开发沼气能源的综合利用,“沼渣肥水养鱼”高产试验收到明显效果,该项技术通过了去年省科委组织的验收。
Tanghai County, Hebei Province, the positive development of comprehensive utilization of biogas energy, “biogas residue water fish” high yield test received significant results, the technology passed the inspection organized by the Provincial Science and Technology Commission last year.