小麦冻害与寒潮降温强度和低温持续时间的长短有关,也与品种、播期和栽培管理等方面有很大的关系。影响小麦生产的冻害类型主要有冬季冻害、早春冻害(倒春寒)和低温冷害。1.冬季冻害冬季冻害是小麦进入冬季后至越冬期间由于寒潮降温引起的冻害。根据小麦受冻后的植 The frost damage of wheat is related to the strength of cold wave and the duration of low temperature, but also to the varieties, sowing dates and cultivation management. The main types of frost damage affecting wheat production are frost damage in winter, frost damage in early spring (late spring cold) and cold damage. Winter frost damage Winter frost damage is the frost damage caused by the cooling of the cold during winter after winter wheat enters. According to the planted wheat after freezing