早稻烂秧,是水稻生产的一大障碍。一般早播的烂秧机率较高,即使迟播,遇上倒春寒也难于幸免。因此,群众大多不敢按正常气候规律播种早稻,造成一季推迟,全年被动的局面,直接影响生产,深为人们所关注。目前公认,连续阴雨天气的日平均气温在12℃以下达三天以上,最低温度低于8℃,即出现烂秧。如 Rotten rice early rice, rice production is a major obstacle. Generally early broadcast of rotten seedling a higher probability that, even late broadcast, in late spring is also difficult to escape. Therefore, most of the people are afraid to sow early rice according to the normal climate laws, resulting in the delay of one season and the passive situation throughout the year, which directly affects production and is deeply concerned by people. It is generally acknowledged that the average daily temperature of continuous rainy days is below 12 ℃ for more than three days and the lowest temperature is below 8 ℃. Such as