"STUDY OF YIELD AND ITS COMPONENTS OF INTRODUCED VARIETIES OF MAIZE UNDER DIFFERENT PLANTING DENSITIES: STUDY OF YIELD AND ITS COMPONENTS OF INTRODUCED VARIETIES OF MAIZE UNDER DIFFERENT PLANTING DENSITIES". 2022. المجلة العراقية لبحوث السوق وحماية المستهلك 14 ((1): 52-64. https://www.jmracpc.uobaghdad.edu.iq/index.php/IJMRCP/article/view/278.