介绍了西宁市郊20余年来的土壤肥力变化情况,针对西宁土壤养分现状,提出了配方施肥技术对策及建议,为广大农户合理施肥提供依据。 The changes of soil fertility in the suburbs of Xining for more than 20 years are introduced. According to the current status of soil nutrients in Xining, the countermeasures and suggestions for formula fertilization technology are put forward to provide evidences for the reasonable fertilization of farmers.