Effects of intra-variety root competition and soil fertility on resource allocation in a modern wheat variety and an old landrace
Li Zhu1,2, Jun Xiang1, Da-Yong Zhang3, Wei Wang2, Bao-Zhong Wang2, You-Cai Xiong2*
1Hubei Key Laboratory of Economic Forest Germplasm Improvement and Resources Comprehensive Utilization, College of Biology and Agricultural Resources, Huanggang Normal University, Huanggang 438000, China
2State Key Laboratory of Grassland Agro-Ecosystems, School of Life Sciences, Lanzhou University, Lanzhou 730000, China
3MOE Key Laboratory for Biodiversity Science and Ecological Engineering, College of Life Sciences, Beijing Normal University, Beijing 100875, China
* To whom correspondence should be sent to You-Cai Xiong
Tel/Fax: +86-931-8914500; E-mail address: xiongyc@lzu.edu.cn ;