南方棚室蔬菜雪灾、冻害防御及自救

摘要

雪灾、冻害是我国南方棚室蔬菜主要气象灾害，对大棚蔬菜产量和种植效益影响显著。分析了南方棚室蔬菜难以抵御雪灾、冻害的原因，提出了棚室蔬菜雪灾、冻害防御的常规措施和应急措施以及受到冻害后的自救措施。%Snow damage and cold damage are major meteorological disas-ters influencing greenhouse vegetable cultivation in South China, the damages have serious impact on yield and bene-fits of greenhouse vegetables. Reasons that snow and cold damage can hardly be resisted in South China were ana-lyzed, conventional measures and emer-gency measures for defending snow and cold damages and remedies after cold damage were proposed.