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火龙果如何防冻

更新时间: 2020-08-17 00:00:00     

晾根处理,让火龙果部分根系露出土壤,减少根系从土壤中吸收水分,使枝条失水萎蔫,提高细胞溶液浓渡,增强抗寒性。植株覆盖,用薄膜,遮阳网或稻草覆盖整个植株,避免植株与冷空气,霜,雾,冰直接接触。熏烟,在低温来临之前,点燃事先准备好的木屑、枯枝烂叶等 ,提高果园温度,防止冷空气下沉。

关键词: 龙果 如何 防冻

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