This work was funded by the China Transgenic Research Program (grant no. 2016ZX08002001-006), the National Science and Technology Major Project (2017ZX09101002-003-002), the Shanghai Leading Academic Discipline Project (Horticulture),and the State Key Laboratory of Subtropical Silviculture, Zhejiang A & F University (Grant no. 2018FR003, ZY20180206).The authors declare that there is no conflict of interest that could be perceived as prejudicing the impartiality of the research reported. Author contributions: ZL, KT,WC, and Le.Z conceived and designed the research; ZL, ZG, FZ,WJ, QS, XF, and TY performed most of the experiments; PS, LL, XH,YM, MC, and WC provided technical assistance; ZL, KT,WC, and Li.Z wrote the manuscript; and LL, KT,WC, and Le.Z helped with the organization and editing.
This work was funded by the China Transgenic Research Program (grant no. 2016ZX08002001-006), the National Science and Technology Major Project (2017ZX09101002-003-002), the Shanghai Leading Academic Discipline Project (Horticulture),and the State Key Laboratory of Subtropical Silviculture, Zhejiang A &F University (Grant no. 2018FR003, ZY20180206). The authors declare that there is no conflict of interest that could be perceived as prejudicing the impartiality of the research reported.