ALI HAMID, Ahmed Abd. Calculating the Total Costs of the Tractor and the Chisel Plow under Variable Speeds and Depth of Tillage. Diyala Agricultural Sciences Journal , [S. l.], v. 16, n. 1, p. 26–40, 2024. DOI: 10.52951/dasj.24160103. Disponível em: https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/8095. Acesso em: 14 sep. 2024.