施好中层肥水稻获高产双柏县农技推广中心６７５１００赵廷康水稻中层肥，顾名思义，就是将速效氮、磷、钾肥，按一定比例施于稻田耕作层的中层土壤里。中层肥能提高肥料利用率，肥效速、持久；能降低成本，又能获得水稻高产，是一项多效的施肥技术。－、中层肥的优点是：... High-yield middle-yielding paddy rice was obtained Shuangbai County Agricultural Extension Center 675100 Zhao Tingkang The middle-layer paddy rice, as its name implies, is to apply the available nitrogen, phosphorus and potash fertilizer to the middle layer of paddy field tillage layer at a certain ratio. Middle-layer fertilizer can improve fertilizer utilization, fertilizer efficiency, lasting; can reduce costs, but also access to high-yielding rice is a multi-effect fertilization technology. -, the advantages of the middle layer of fertilizer is: ...