张家口坝上地区豆-禾牧草混播效果研究
姚泽英, 李军, 宋连昭, 刘春阳, 姚泽军, 刘贵河
Study on the Leguminous-Gramineous Grass Mixed Sowing in Bashang Area of Zhangjiakou
YAO Ze-ying, LI jun, SOGN Lian-zhao, LIU Chun-yang, YAO Ze-jun, LIU Gui-he
草地学报
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2020, (4): 1076
-1082
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DOI: 10.11733/j.issn.1007-0435.2020.04.026