1College of Life Sciences, China West Normal University, Nanchong City 637009, People’s Republic of China.
2Nanchong Institute of Agricultural Sciences, Nanchong City 637000, People’s Republic of China.
3Maize Research Institute, Sichuan Agricultural University, Ya’an City 625014, People’s Republic of China.
4Beijing IPE Bio-technology Company Limited, Beijing City 100085, People’s Republic of China.
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