Abstract: Experimental teaching is an important part of theeducation teaching, comprehensive designing experiment teaching is important ways to cultivate students comprehensive practice ability and innovationability . This paper takes yunnan agriculture university as an example, introduces the exploration and practice of comprehensive designing experimentteaching of plant nutrition, and then the author summarized the experiences got by teaching. In addition, this author proposes some countermeasures, namely: use many kinds of ways to perfect experiment facilities, strengthen the relevant personnel training, improve the management level, improve teachersprofessional skills through many measures, guarantee opening experiment through school policy, make the necessary conditions of the incentive measures toencourage the enthusiasm of teachers, establish the reasonable experiment teaching quality evaluation and supervision system to guarantee experiment teachingquality, and so on.