Optimizing major grain crop planting structure and analysis of water use efficiency in the Sichuan Province from the perspective of water footprint
YANG Jun and XIAO Zuolin and LIU Rui and DAI Jicai and LIU Wenli
Trans CSAE . 2024, (12): 117 -127 .  DOI: 10.11975/j.issn.1002-6819.202401012