In the trial,the methods of film mulching over furrow and increasing surface soil thickness to 40 cm may be used as a planting mode for effective dryland production,and reached 8 277.8 kg/hm2.

• 因此；沟膜+聚40 cm厚度熟土处理；可作为该区旱作高效种植模式；能获得8 277.；8 kg/hm2的较高产量。