水稻的烂秧问题,在科学上属于喜温植物的寒害,但从其发生的种种原因来看,也不完全属于这一领域,即使列入寒害一类,喜温植物遭受寒害而致死的原因,迄今并未完全解决。归纳起来,关于致死原因的学说,大致有十个。此外,应该说明的是寒害不同于冻害(要注意寒害和冻害这名词有时常混用),前者系指喜温植物遭受零上低温所引起的危害而言,后者一般指越冬植物遭 The rotten seedling problem of rice is scientifically a chill injury of the hi-temperature plants. However, it does not completely belong to this field because of its various causes. Even if it is included in the category of chilling injury, , So far not completely resolved. To sum up, there are roughly ten theories on the causes of death. In addition, it should be noted that the cold damage is different from frost damage (to pay attention to the term cold and frost often mixed), the former refers to the risk of suffering from zero temperature on Hippophae plants, the latter refers to the winter plant