Fall nitrogen application increases seed yield, forage yield and nitrogen use efficiency more than spring nitrogen application in Leymus chinensis , a perennial grass

作者：Yujie Shi, Song Gao, Dong‐Hao Zhou, Mengxing Liu, Junfeng Wang, Johannes M. H. Knops, Chunsheng Mu · 发表于：Field Crops Research · 年份：2017 · DOI：10.1016/j.fcr.2017.08.022 · 被引用次数：29 · 研究领域：Ruminant Nutrition and Digestive Physiology、Soil Carbon and Nitrogen Dynamics、Pasture and Agricultural Systems