STUDY OF SOME GROWTH CRITERIA OF SINGLE CROSSES AND ITS PARENT OF MAIZE IN THE SPRING AND FALL SEASON: STUDY OF SOME GROWTH CRITERIA OF SINGLE CROSSES AND ITS PARENT OF MAIZE IN THE SPRING AND FALL SEASON. (2026). Iraqi Journal of Market Research and Consumer Protection, 18(1), 226-242. https://jmracpc.uobaghdad.edu.iq/index.php/IJMRCP/article/view/583