近年来,随着保护地蔬菜生产面积的不断扩大,由于受外界恶劣天气不适温度的影响,引起温棚内蔬菜不良生长的现象经常发生,造成蔬菜品质下降、减产,甚至绝收的后果。其主要原因是由水分和温度两种生长因子短期联合胁迫作用造成的。针对这一现象,笔者根据十多年来温棚蔬菜管理的生 In recent years, with the continuous expansion of the vegetable production area in the protected areas, the unhealthy growth of vegetables in the greenhouse often occurs due to the influence of the unfavorable temperature of bad weather. As a result, the quality of vegetables is reduced, the yield is reduced, and the yield is even exceeded. The main reason is caused by short-term combined action of water and temperature growth factors. In response to this phenomenon, the author based on more than ten years greenhouse vegetable management students