单播与混播下紫花苜蓿与无芒雀麦生物量对氮肥的响应
谢开云,李向林,何峰,万里强,王栋,秦燕,余群
Response of alfalfa and smooth brome to nitrogen fertilizer in monoculture and mixed grasslands
XIE Kai-yun,LI Xiang-lin,HE Feng,WAN Li-qiang,WANG Dong,QIN Yan,YU Qun
草业学报
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2014, (6): 148
-156
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DOI: 10.11686/cyxb20140619
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