耕作技术在黄土高原地区的实践研究

针对耕作技术在特殊的自然条件和社会条件下为了良化农田生态环境和持续增产所采取的一整套用地与养地相结合的技术体系，着重分析了培肥地力，轮作倒茬，化学技术，选育品种，节水，立体种植，地膜覆盖，水土保持耕作法等八种技术充分利用光，热，水，气，土地肥资源而取得明显的社会效益，经济效益和生态效益，剖析了旱作技术在农业持续，稳定，健康发展中的作用和改善农业生态环境的显著地位，供同类地区的决策者和研究者借鉴。

Study on the Application of Farming Techniques in loess plateau

In view of the complete set of technical system of the combination of land use and land conservation adopted in farming techniques under the special natural and social circumstances to improve the biological environment of the farm land and sustain production increase,this paper focuses on the study of the eight farming techniques that make full use of light,heat,water,air,soil,and fertilizer to achieve good social,economic and biologial benefits.This paper also analyses the roles the dry farming techniques play in the continuous,stable and healthy development of agriculture and the position of improving agricultural biological environment,which provides reference to the policy makers and researcher.