Based on the summarization from the achievements in projects of tackle key problems of science and technology in different experimental spot during the regional controlling in loess plateau region, and the practical experience of planning and controlling at test points and major small valleys, which established by the Ministry of Water Resources and local government, the conclusion is reached that, to accelerate the controlling speed and to obtain much more ecological, economical and social benefits, the eight items guiding ideology, which take a general plan of strengthen rainfall retaining and infiltrating on the spot, must be carried out in comprehensive controlling and planing at small valleys.