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Cultivated Land Fertility Evaluation of Funan County and the Improvement of Middle-and-Low-Yielding Fields
黄勤 马中文 方黎 刘峰 孙少利 杨泽峰 张泽会 马友华
Chinese Agricultural Science Bulletin . 2012, (9): 91 -96 .  DOI: 10.11924/j.issn.1000-6850.2011-2727