Methods and experiments for analysing hard-bottom layer changes and monitoring wheel sink depth in paddy fields - Tuanpeng Tu; Xiwen Luo; Lian Hu; Sun-Ok Chung; Jie He; Runmao Zhao; Pei Wang; Gaolong Chen; Dawen Feng; Mengdong Yue; Zhongxian Man; Md Rejaul Karim; et al. (Computers and Electronics in Agriculture, 2025)