Abstract: In order to improve the classification system of agricultural techniques for soil and water conservation in our country, and provide service for studies and production, this paper, based on explaining the concept of agricultural techniques for soil and water conservation and current classification system, and according to the mode, effect and purpose of practices combined with the agronomy, agricultural techniques for soil and water conservation were divided into three broad categories: moisture conservation with emphasis on changing micro-relief, conservation tillage that focused on improving erosion resistance of soil and cultivation technique characterized by increasing vegetation coverage, along with 13 subcategories including contour tillage, ridge and furrow planting, miry field, semiarid tillage, deep-plowing, moisture conservation, mulching, subsoiling, minimum tillage, fertilizing soil, rational allocation of crops, sowing and seedling protection and cultivation as well as 44 types of contour tillage for your reference.