目前,国内外对免耕栽培技术又有新的认识,土壤学界认为免耕栽培是一条防止水土流失,改善土壤结构的有效途径;农学界认为免耕栽培是一条省本、节能、提高经济效益的出路之一。欧美国家以及我国北方的部分地区,已将免耕技术广泛应用于旱地作物。并获一定成效,但在我国南方以麦稻稻为主的三熟制地区,冬季作物实行免耕栽培其应用效果还没有 At present, there is a new understanding of no-till cultivation techniques at home and abroad. Soil scholars believe that no-tillage cultivation is an effective way to prevent soil erosion and improve soil structure. Agronomy believes that no-till cultivation is a province-based energy conservation and economic benefits One of the ways out. No-till technology has been widely applied to dryland crops in Europe, the United States and parts of northern China. And achieved some success, but in southern China, mainly rice and rice-based three-cropping system, the implementation of no-till winter crop cultivation its application effect has not