A.M. Amein, Tahsein, Ramadan Y. Mohamed, and Aram N. Hussein. 2019. “Investigation and Detection of Fire Blight Disease on Pear Caused by Erwinia Amylovora in Erbil Province”. Rafidain Journal of Science 28 (4):22-28. https://doi.org/10.33899/rjs.2019.163293.