Funding for this research was provided by:
National Natural Science Foundation of China (National Natural Science Foundation of China)
Special Funds for Guizhou Academy of Agricultural Sciences (QNKYYZX2014034)
Science and Technology Program of Guizhou Province (QKHFQ20184005)
Special Funds for the Central Government Guides Local Science and Technology Development (QKZYD20184003)
Talent Base for Germplasm Resources Utilization and Innovation of Characteristic Plant in Guizhou (RCJD2018-14)
Received: 17 December 2019
Accepted: 14 April 2020
First Online: 14 May 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Institute of Upland Food Crops, Guizhou Academy of Agricultural Sciences.
: Not applicable.
: The authors declare that they have no competing interests.