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根据这几年的经验与教训,笔者总结了几点冬季大棚保温防冻经验,供菜农朋友参考。①检查加固。认真检查大棚易松动的地方,并采取加固措施。降温雨雪天气,往往伴随着大风。当遇到刮风降雪天气,应认真检查大棚易松动的地方,并采取加固措施。如加固压膜线,将压膜线南端固定在地下铁锚上,北端绑上石头或沙袋,并固定在北墙外,随时调节压膜线的松紧。农膜破损部位,应及时修补,防止风雪吹入棚内。②严寒连阴天气。遇到严寒天气,必须对大棚进行
According to these years of experience and lessons learned, the author summed up a few winter greenhouse insulation antifreeze experience for farmers friends reference. ① check reinforcement. Carefully check the shed loose areas, and to take reinforcement measures. Cooling rain and snow weather, often accompanied by strong winds. When it comes to windy and snowy weather, you should carefully check where the sheds are easily loose and take reinforcement measures. For example, to reinforce the laminator line, the south end of the laminator line should be fixed on the anchor of the subway. The north end should be tied with stones or sandbags and be fixed outside the north wall. Adjust the tension of the laminator line at any time. Plastic sheeting damaged parts, should be promptly repaired, to prevent the snow blown into the shed. ② cold and cloudy weather. Encounter cold weather, must be carried out on the greenhouse