“The Effect of the Nitrogenous Feeding Form on Some Morphological and Chemical Characteristics and the Productivity of Maize Planted in Calcareous Soil”. Latakia University Journal -Biological Sciences Series, vol. 44, no. 5, Nov. 2022, pp. 123-39, https://journal.latakia-univ.edu.sy/index.php/bioscnc/article/view/12640.