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李茂, 字学娟, 周汉林, 刘国道
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LI Mao, ZI Xue-juan, ZHOU Han-lin, LIU Guo-dao
草地学报 . 2016, (3): 642 -646 .  DOI: 10.11733/j.issn.1007-0435.2016.03.023