除草型水稻专用追肥是湖南省土壤肥料研究所研制出的一种融药肥于一体的多功能肥料。郑圣先等人研究表明，这种肥料的溶解性与水稻和大多数土壤中发生的化学反应一致。因此，使用这种肥料能够使水稻从分蘖始期到分蘖末期这一阶段对氮的吸收利用和除草效果达到最佳水平。本... Herbicide-specific top-dressing is developed by Hunan Institute of Soil and Fertilizer developed a multi-functional fertilizer into fertilizer. Zheng Shengxian et al. Studies have shown that the solubility of this fertilizer is consistent with the chemical reactions that occur in rice and in most soils. Therefore, using this kind of fertilizers can make rice reach the optimal level for the absorption and utilization of nitrogen and the weeding effect from the beginning of tillering to the end of tillering. this...