冷害( Chilling stress) 主要零上低温所引起。 冷害引起的生理反应: 降低原生质的流动性; 原生质膜透性增大,胞内内容物外渗; 光合作用受抑制; 呼吸紊乱; 改变基因表达和蛋白质的合成方式; Exposure of chilling 孙 sensitive plants such as cucumber to2°C for 1d cause severe injury. The plant on the right was kept at 25°C一、冷害(Chilling stress) 主要零上低温所引起。 冷害引起的生理反应: 降低原生质的流动性; 原生质膜透性增大,胞内内容物外渗; 光合作用受抑制; 呼吸紊乱; 改变基因表达和蛋白质的合成方式; Exposure of chillingsensitive plants such as cucumber to 2°C for 1d cause severe injury. The plant on the right was kept at 25 °C