Funding for this research was provided by:
National Natural Science Foundation of China (31801532)
Sichuan Provincial Science and Technology Project (2017NZ0036)
Agricultural Science and Technology Innovation Project of Chinese Academy of Agricultural Sciences (CAAS-ASTIP-2018-BIOMA)
Open Funds of the Key Laboratory of Development and Application of Rural Renewable Energy of Agriculture, Ministry of Agriculture (2017002, 2018-009)
Text and Data Mining valid from 2020-01-09
Received: 1 October 2019
Revised: 19 December 2019
Accepted: 28 December 2019
First Online: 9 January 2020
Compliance with ethical standards
: The authors declare that they have no competing interests.
: This article does not contain any studies with human participants or animals performed by any of the authors.