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我国甜菜产区主要集中在北方旱作区，有灌溉条件的地块较少。旱作区春季干旱频繁发生，严重地制约了甜菜种子萌发与甜菜的生长，导致直播甜菜保苗率低，有些地块甚至造成毁种，对甜菜生产成协很大，影响了甜菜产质量的提高。为解决这一长期困扰甜菜生产的难题，除兴修水利、引
China's sugar beet producing areas are mainly concentrated in the northern rainfed areas, with less irrigation conditions plots. Severe spring drought in arid areas has seriously hampered the germination of sugar beet seeds and the growth of sugar beets, resulting in low seedling rate of live beet and even block destruction in some plots, which has greatly affected the production of sugar beet and affected the quality of sugar beet production . In order to solve this long-standing problem beet production difficulties, in addition to water conservation, lead