梯田旱地全覆膜双垄沟播玉米高产栽培技术是一项全新的抗旱产粮栽培模式,适宜干旱、半干旱地区的梯田推广种植。1选地、整地1.1选地在本区域海拔1400～2200m之间选择向阳、较宽、较长的梯田地块种植。宜选前茬作物为冬小麦、马铃薯、豆类地块,不宜连茬,也不宜与胡麻、谷类作物轮换倒茬。在选茬适当、面积较大且向阳的梯田地里种植全覆 Terraces Dryland Full Film Double Ridge Sowing High-yielding maize cultivation technology is a new drought-resistant grain-yielding cultivation mode suitable for the cultivation of arid and semi-arid terraced fields. (1) Land preparation 1.1 Site selection Sunny, wider and longer terraced plots are planted in the region between 1400 and 2200 m above sea level. Should select the crop before the winter wheat, potatoes, beans plots, should not stubble, it is not appropriate with flax, cereal crops rotation stubble. In the election of suitable, larger and sunny terraced fields planted full coverage