[Objective] The relationship between the drought stress damaging soybean seedling and membrane lipid peroxidation,the relationship between the protective enzyme system and the drought-resisting were analyzed.[Method] Two soybean varieties with drought tolerance being taken as experimental material,the effect of the drought stress on the activity of the protective enzyme and membrane lipid peroxidation and its relationship with drought resistance were studied.[Results] The results showed that with the drough...