大多数蔬菜对于低温比较敏感,冬季保护地蔬菜生产中会经常遇到低温寒流、霜雪冰冻等恶劣天气条件,如防护不当,往往会造成较大经济损失,为此,笔者提醒广大菜农搞好保护地蔬菜防冻要从以下五方面入手:一、灌水防冻。在冰冻和严寒来临之前,及时给蔬菜地灌水。能避免地温大幅下降,缓解冻害的程度,尤其对防止 Most vegetables are more sensitive to low temperature. Vegetable production in winter protected areas often encounters cold weather and frost and snowy frost and other adverse weather conditions. Improper protection often leads to great economic losses. Therefore, I remind the farmers to do a good job Protected vegetable antifreeze should start from the following five aspects: First, irrigation frost. In the freezing and cold before the timely irrigation of vegetables. To avoid a substantial drop in temperature, ease the degree of frost damage, especially to prevent