%A Xu Bao, Zhuang Bing-chang, Lu Qin-hua and Lu Jing-liang %T Study on the Superoxide Dismutase of Soybean Seeds from Different Species in Subgenus %0 Journal Article %D 1989 %J J Integr Plant Biol %R %P -${article.jieShuYe} %V 31 %N 7 %U {https://www.jipb.net/CN/abstract/article_26880.shtml} %8 %X The SOD isoenzymes of different soybeans were studied in this experiment and the results showed that: 1. there were 7 SOD isoenzyme bands in all soybean genotypes used in this experiment, 2. the SOD activity (unit/g fr. wt.) in different soybean seeds decreased as the evolutionary process advanced, 3 the SOD activity decreased as the wt./100 seeds increased, and the color of seed coat changed from black to yellow. The relationship between SOD activity and the evolutionary process was discussed.