种稻是改良和利用盐碱地,增加粮食产量,调整种植业生产结构的有效途径之一。但是,由于盐碱地含盐碱、瘠薄、冷浆,危害稻苗正常生长,秧苗素质差,插秧后返青慢,造成减产。特别是秧苗在三叶离乳期和揭膜前后,因气温变化激烈,风大蒸发 Planting rice is one of the effective ways to improve and utilize saline-alkali soil, increase grain yield and adjust crop production structure. However, due to saline-alkali soil, barren, cold slurry, endanger the normal growth of rice seedlings, poor quality of seedlings, returning to green after planting, resulting in reduced production. Especially in the trilobal leave and uncover the film before and after, due to intense temperature changes, the wind is large evaporation