化肥深施是根据作物需肥规律和土壤性质,利用配方施肥技术和肥料根际效应原理,将化肥施入耕层一定深度,以利作物更好地吸收,减少化肥挥发损失,提高化肥利用率为目的的一种施肥方法。化肥机械化深施是在机械化耕地、整地、播种、中耕等过程中,同时完成化肥深施作业,用机械的方法控制施肥的深度、位置、数量等技术指标。一、深施效果 Fertilizer deep application is based on the law of crop fertilizer and soil properties, the use of formula fertilizer technology and fertilizer rhizosphere effect principle, the fertilizers applied to a certain depth of tillage, in order to facilitate better crop absorption, reduce fertilizer volatile loss and increase fertilizer utilization For the purpose of a fertilization method. The mechanization of chemical fertilizer is a technical indicator of the depth, location and quantity of fertilizers and other fertilizers controlled by mechanized farming, land preparation, sowing and cultivating. First, the deep effect