2006年7月22日—26日连续5天,吉林省出现了低温寡照天气,导致部分水稻受到障碍性冷害。水稻表现直立、空壳,即水稻不结实、不压圈的生理障碍现象,导致水稻大幅度减产,轻则减产20—30%,重则减产70—80%, From July 22 to July 26, 2006, for five days in succession, the weather of low temperature and under-sunlight appeared in Jilin Province, causing some chilling injury to some rice. The performance of rice stands upright, shell, that is, rice is not strong, the phenomenon of physical barrier without pressure ring, resulting in a substantial reduction in rice yield, ranging from 20-30% reduction, while reducing production 70-80%