This paper studied on Weibei rainfed highland how to free oneself form waver on the issue of grain pruducation. The stereo-agriculture technology being the foundation of ecological agriculture and the centre of the intercropping-interplanting and the principle of the conserving grain and the objective of putting in raising land，it have started to demonstrate in Qiang Yang from 1986, at the same time, it obtained the higher benefit of economy and society and the grain producation were increased very much in serverl years, the average income of every one araised every, and, it started to walk along the new road being the cocxitence of the hill, river land and highland, being the surviring together of water land and dry farmland, being the stereo-development of grain, economy, fruit, strain，breed and processing.