水稻对温度反应敏感,如4～9月份温度偏低,就可能形成冷害。水稻冷害减产程度和受害的广度居各种粮食作物之首。今年入春以来,全省各地温度条件不如去年,有可能是个低温年,各地应引起重视。一、水稻冷害类型及其受害表现我省水稻冷害大体可分为延迟型冷害和障碍型冷害,其中以延迟型冷 Rice is sensitive to temperature, such as low temperature from April to September, it may form chilling injury. The extent of chilling injury reduction and the breadth of victims of various food crops in the first. Since the spring of this year, the temperature conditions across the province have not been as good as last year’s. It is likely to be a year of low temperature, and all places should pay attention to it. First, the type of rice chilling damage and the performance of the damage in our province can generally be divided into chilling damage and chilling injury, including delayed cold