The position and role of agricultural colleges and universities in agricultural scientific and technological innovaton are elaborated from the perspective of agricultural scientific and technological innovation,the basic ideas for further optimization of agricultural major arranement structure and students recruitment proportion on each level are proposed,the basic ideas and methods for promoting innovative calpacity of agricultural colleges and universities are emphatically studied,and the acceleration of the application of agricultural scientific and technological research results and the promotion of agricultural scientific and technological service capacity and level for Three-agriculture are discussed so that scientific development of agricultural colleges and universities can be realized.