Effect of subsoiler plow leg shape, tillage depth, and tractor speed on some of field Performance Indicators and yield of oats. University of Thi-Qar Journal of agricultural research, [S. l.], v. 10, n. 2, 2022. DOI: 10.54174/utjagr.v10i2.173. Disponível em: https://jam.utq.edu.iq/index.php/main/article/view/173.. Acesso em: 18 may. 2024.