Kordy, L. and Alfalluji, S. (2026) “ECONOMIC EFFICIENCY OF CORN CROP CULTIVATING (AL-NAHRAIN HYBRID) IN SALAHDIN AND KIRKUK GOVERNORATES IN AGRICULTURAL SEASON 2023”, IRAQI JOURNAL OF AGRICULTURAL SCIENCES, 57(6), pp. 1718–1730. doi:10.36103/a9v7r538.