Dawood, Wisam Malik, Najm Abdullah Jumaah, and Suaad Khairy Abd Al-Wahab. “Effect of Row Direction and Plant Distribution on Growth Characteristics of Maize (Zea Mays L . ) ”. Diyala Agricultural Sciences Journal 1, no. 1 (June 30, 2009): 162–171. Accessed May 13, 2024. https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/3197.