Suheil, Faris M., and AlAA HASAN FAHMI. 2009. “Determination of Minimum Inhibitory Concentration from Chemical Pesticides on Bacteria Azotobacter Numbers With Period of Incubation Diffrant ”. Diyala Agricultural Sciences Journal 1 (1):199-212. https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/3191.