Kareem, Tariq A., Ayad A. Al-Heeti, and Hameed H. Al-Karboli. 2009. “Test of the Effectively of Some Plant Extracts Against Casuals of Seedlings Damping - off Pythium Aphanidermatum (Edson) Fitzpatrick on Cucumbe”. Diyala Agricultural Sciences Journal 1 (1):320-34. https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/3229.