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河北正定县自1992年被省农业厅定为“农作物秸秆综合利用试点县”以来,本着“统一规划,综合利用,突出重点,分类实施”的方针,采用机械将秸秆直接还田,热喷、青贮、氨化秸秆喂牛过腹还田,秸秆造纸,秸秆培养蘑菇,秸秆制炭和秸秆制沼气等先进技术,在实施中,利用政策上保护、经济上扶持、技术上保驾等具体办法,边探索,边试验,边推广,使全县秸秆综合利用率逐年提高。1992、1993和1994年年利用秸秆量分别为31.8万吨,48.7万吨和62.8万吨,分别占这3年农作物秸秆实际产量的
Zhengding County, Hebei Province since 1992 by the Provincial Department of Agriculture as the “comprehensive utilization of crop straw County” since the “unified planning, comprehensive utilization, focus, classification implementation ” approach, the use of mechanical straw directly Field, thermal spray, silage, ammoniated straw feed cattle fed belly to the field, straw paper, straw mushroom cultivation, straw charcoal and straw biogas and other advanced technologies, the use of policy protection, economic support, technically Escort and other specific measures, while exploring, while testing, while promoting, so that the county comprehensive utilization of straw increased year by year. The amount of straw utilized in 1992, 1993 and 1994 were 318,000 tons, 487,000 tons and 628,000 tons respectively, accounting for the actual production of crop straws in these three years