Low-nitrogen stress tolerance and nitrogen agronomic efficiency among maize inbreds: comparison of multiple indices and evaluation of genetic variation

Li, Xinhai; Li, Mingshun; Zhang, Degui; Hao, Zhuanfang; Weng, Jianfeng; Xu, Yunbi; Bai, Li; Zhang, Shihuang; Xie, Chuanxiao; Wu, Yongshen; Liu, Wenguo; Xu, Yunbi; Xu, Yunbi; SCI

机构： Chinese Acad Agr Sci, Inst Crop Sci, Natl Key Facil Crop Gene Resource & Genet Improve, Beijing 100081, Peoples R China; Chinese Acad Agr Sci, Inst Crop Sci, Natl Key Facil Crop;

关键词： nitrogen: 7727-37-9 chlorophyll genetic variation plant height agronomic efficiency kernel weight anthesis-silking interval nitrogen stress tolerance multiple index comparison absolute grain yield ear kernel number