Estimating economical costs for operating agricultural machines and equipment during plowing operations
By: Taha, Sad Yasin; Taha, Firas Jumah; Nekolayevech, Zazulya Aliksandar. The Iraqi Journal of Agricultural Science. Vol. 47, no. 1 (2016), pp.385-390, 6 p.
Subjects: Agricultural machinery; Baghdad; Economic aspects; Ploughing