《中华人民共和国水土保持法》颁布已4周年了。这部大法的颁布，为水土保持法规体系的形成奠定了坚实的基础。4年来，黄河流域的水土保持预防监督执法工作走上了规范化、法制化的轨道。各省（区）都建立健全了水土保持预防监督体系，培养了一大批专门的执法队伍，使黄河流域水 The People’s Republic of China Law of Soil and Water Conservation promulgated the fourth anniversary of the. The promulgation of this Dafa laid a solid foundation for the formation of a law and regulation system for soil and water conservation. In the past four years, the prevention and supervision of water and soil conservation in the Yellow River Basin has taken a standardized and legal way. All provinces (districts) have established and improved their soil and water conservation prevention and supervision system and have trained a large number of specialized law enforcement teams so that the Yellow River water