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上海市川沙县严桥乡新民村第十生产队的集约化养猪生产为郊区各生产队之最。年饲养量万余头,上市量8500多头。由于该万头猪场土地单位面积的生猪饲养量密度高,每天有三、四十吨猪的排泄物,耕地消耗不了而流入河渠,造成环境污染日趋严重。为此,生产队依靠县沼办,在万头养猪场的地下修建了棚池结合沼气集中供气工程,地面是猪舍,地下是沼气池,猪粪便经饲养员冲刷自流入沼气池,所产生沼气进入储气罐,供100多户蔬菜种植户使用。从1988年起,该生产队又在市环保局的支持和组织下,有川沙县环保、土肥、农业、蔬
Intensive pig production of the tenth production team of Xinmin Village, Yanqiao Township, Chuansha County, Shanghai Municipality is the most among the production teams in the suburbs. Feeding more than 10,000 heads, listing more than 8,500 heads. Due to the high density of live pigs per unit area of land of 10,000 pig farms, there are 3 to 40 tons of excrement of pigs per day, which can not be consumed by arable land and flow into the canals, resulting in serious environmental pollution. To this end, the production team relies on the county marsh office, in the million pig farms in the ground to build a greenhouse with biogas centralized gas supply project, the ground is a pigsty, the ground is a digester, pig manure by the keeper washed into the digester, The generated biogas into the gas tank for more than 100 households to use vegetable growers. Since 1988, under the support and organization of the Municipal Environmental Protection Bureau, the production team has environmental protection, fertilizers, agriculture and vegetables in Chuansha County