MDA content and membrane permeability rose steadily under the increasing stress.The extents of increase in both of them, however, were not too high to cause a lethal damage to Tamarix ramosissima.

• 随干早胁迫的加剧，MDA含量和质膜伤害度也在持续上升，但MDA在后期含量提高不大，同时质膜伤害度在干早18d后虽然达到最大也只为20.；7%25，并未对怪柳造成致命伤害。