Zhang, Xiao-Xuan
Cong, Wei
Lou, Zhi-Long
Ma, Jian-Gang
Zheng, Wen-Bin
Yao, Qiu-Xia
Zhao, Quan
Zhu, Xing-Quan
Funding for this research was provided by:
the Science Fund for Creative Research Groups of Gansu Province (1210RJIA006)
the Agricultural Science and Technology Innovation Program (ASTIP) (CAAS-ASTIP-2014-LVRI-03)