稻田固定厢沟双免耕栽培技术是近年逐步发展起来的农业栽培技术，它具有节水、增产、提效和改良培肥地力等功能，是开发利用冬水田、调整优化种植业结构的有力途径。江安县小坝村地处农综项目区，排灌方便，自然资源丰富，我们在该地推广双免耕栽培技术几年来，总结出“中稻─? The double tillage and no-tillage cultivation technology of paddy field fixation is a kind of agricultural cultivation technology developed gradually in recent years. It has the functions of water saving, increase yield, efficiency improvement and fertility improvement and is a powerful way to develop and utilize the winter paddy field and adjust and optimize the planting structure . Xiao’an Village, Jian’an County is located in the agricultural comprehensive project area with convenient irrigation and drainage facilities and rich natural resources. In the past few years, we promoted double-tillage cultivation techniques and concluded that "middle-aged rice -?