【摘要】 烟草、棉花、辣椒等经济作物的专用肥中配入一定比例的硝态氮 ,可提高其产量、质量 ,介绍几种经济作物专用肥的原料配比及产品质量更多还原

【Abstract】 A proper proportion of nitrate nitrogen fertilizer is added in the speciality compound fertilizer for commercial crops, such as tobacco, cotton or hot pepper, which results in high yield and good quality. Some formulas of different speciality fertilizers and their respective qualities are described.更多还原