确定早稻的氮磷钾优化施肥模式,为当地的早稻合理施肥提供科学依据。采用测土配方和"3414"肥料田间试验,建立肥料效应函数和模型,并对模型进行模拟寻优。
To determine optimal NPK fertilization of rice for local rice to provide a scientific basis for rational fertilization.Adoption of soil testing and "3414" fertilizer field trials,set up a fertilizer effect function and model,and model simulation optimization.