The functional period of leaf of cold soybean was longer than warm soybean, and the cosenescence progress of leaf was also slower than warm soybean;

冷型大豆绿叶功能期均长于暖型大豆，叶片衰老进程也较暖型大豆迟缓；

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The functional period of leaf of cold soybean was longer than warm soybean, and the cosenescence progress of leaf was also slower than warm soybean;

冷型大豆绿叶功能期均长于暖型大豆，叶片衰老进程也较暖型大豆迟缓；

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