1Triticeae Research Institute, Sichuan Agricultural University, Wenjiang District, No. 211, Huimin Road, 611130 Chengdu, Sichuan, P. R. China.
2Key Laboratory of Adaptation and Evolution of Plateau Biota, Northwest Institute of Plateau Biology,
Chinese Academy of Sciences, 810001 Xining, Qinghai, P. R. China.
Email: [email protected]