& ET AL., Mahmood. ESTIMATING PROFIT AND COST FUNCTIONS AND ECONOMIC AND TECHNICAL EFFICIENCIES OF WHEAT PRODUCTION NEJAF PROVINCE – AL-ABBASSI TOWNSHIP (A CASE STUDY) FOR SEASON 2016. IRAQI JOURNAL OF AGRICULTURAL SCIENCES, [S. l.], v. 49, n. 3, 2018. DOI: 10.36103/ijas.v49i3.111. Disponível em: https://jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/111.. Acesso em: 12 may. 2024.