随着农业生产的发展,农业部门相应地要求化工部门提供越来越多的各种专用肥。目前,省内尚无油菜专用肥生产、销售。宁波硫酸厂与市农科所、余姚农科所等,农技部门几年来的研制,针对我省土壤缺硼的特点,利用本厂原有2万吨/年复混肥料生产装置,稍加改造后,生产NPKB四元油菜专用复混肥料. N.P.K.是作物生长不可缺少 With the development of agricultural production, the agricultural sector accordingly required the chemical industry to provide more and more specialized fertilizers. At present, there is no rape special fertilizer production and sales in the province. Ningbo sulfuric acid plant and the Municipal Agricultural Science Institute, Yuyao Institute of Agricultural Science and so on, the agricultural sector research and development over the past few years, in view of the characteristics of boron deficiency in our province, the use of the original factory 20,000 tons / year compound fertilizer production plant, a little After the transformation, the production of NPKB quadruple rape special compound fertilizer NPK is indispensable to crop growth