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日前，浙江省玉环县万里坚工贸有限公司与浙江省农科院等科研单位联合开发研制的新型肥料纯有机复合肥（皮籽粒）在该公司投入批量生产。该产品由动物皮子粉、动物骨粉、鱼粉等动物性残渣及植物油粕经先进生产工艺加工造粒而成，采用不同有机物的配合，制成不同氮、磷、钾配比
Recently, Yuhuan County, Zhejiang Province Miles Kennedy Industry and Trade Co., Ltd. and Zhejiang Academy of Agricultural Sciences and other research institutes jointly developed a new type of fertilizer pure organic compound fertilizer (skin seed) in the company put into mass production. The product is made of animal skin powder, animal bone meal, fish meal and other animal residues and vegetable oil meal through advanced production process granulation made of different organic compounds, made of different nitrogen, phosphorus and potassium ratio