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Changes of nitrogen content in leaf and its correlations with net photosynthetic rate of soybean cultivars released in different years
LI Da-yong, XU Ke-zhang, ZHANG Zhi-an, CHEN Zhan-yu, WU Zhi-hai, JI Ping, ZHANG Peng
中国油料作物学报 . 2013, (2): 171 .  DOI: 10.7505/j.issn.1007-9084.2013.02.010