Measurement of technical and economic efficiency and determine the economic size of wheat farms in Erbil using the data envelope analysis method (dea) in agricultural season 2014-2015
Maǧallaẗ al-Anbār li-l-ʿulūm al-zirāʿiyyaẗ/Maǧallaẗ al-anbār li-l-ʻulūm al-zirāʻiyyaẗ