Wang, Y., Qiao, J., Ji, W., Sun, J., Huo, D., Liu, Y., & Chen, H. (2022). Effects of crop residue managements and tillage practices on variations of soil penetration resistance in sloping farmland of Mollisols. International Journal of Agricultural and Biological Engineering, 15(1), 164–171. Retrieved from https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/6526