作者机构:[1]College of Animal Science and Veterinary Medicine, Jilin University, Changchun 130062, China, [2]Key Laboratory of Vegetation Ecology, Ministry of Education, Institute of Grassland Science, Northeast Normal University, Changchun 130024, China, [3]Youth League Committee of Jilin University, Changchun 130012, China, [4]College of Life Science, Inner Mongolia University for Nationalities, Tongliao 028042, China, [5]College of Life Science and Engineering, Qiqihar University, Qiqihar 161006, China, [6]College of Computer Science and Technology, Jilin University, Changchun 130012, China
相关基金:The authors would like to acknowledge funding from the National High Technology Research and Development Program of China (863 Program) (2008AA10Z224), National Natural Science Foundation of China (30700055, 30960261 ) and Doctoral Foundation of Ministry of Education of China (20070200005).