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江苏海安县不仅是全国闻名的禽蛋之乡,而且也是江苏省商品猪、商品羊的养殖大县,畜牧业产值占农业总产值的50%左右。虽然迅速发展起来的养殖业有益于农民致富,但是由于部分养殖场畜粪池与养殖规模不配套等,存在粪便随地堆积、随意排放的现象。另外随着农村劳动力转移,农民对粪肥还田积极性不高,造成资源浪费和局部环境污染。通过工厂化、工业化的生产,使畜禽粪便成为商品有机肥是一个“变废为宝”的过程,不仅降低环境污
Haian County, Jiangsu Province is not only known as the hometown of eggs, but also Jiangsu Province, commodity pigs, sheep farming commodity counties, animal husbandry output value accounted for about 50% of total agricultural output value. Although the rapid development of aquaculture industry is good for the farmers to get rich, because of the inadequacy of some livestock farms and the scale of breeding, there is a random accumulation of manure anywhere. In addition, with the transfer of rural labor force, the enthusiasm of farmers for the return of manure is not high, resulting in waste of resources and local environmental pollution. Through industrialized and industrialized production, making livestock and poultry manure into commodities organic fertilizer is a “turning waste into treasure” process, not only reducing environmental pollution