Attitalla, I.H. (2011) “Effects of Azospirillum lipoferum strain isolated from Al Jabal Al Akhdar region and wheat straw on some physiological properties and nitrogen content of Triticum aestivum cultivars”, Al-Mukhtar Journal of Sciences, 26(1), pp. 9–25. doi:10.54172/mjsc.v26i1.164.