Tegegn, Addisu, and Ermias Teshome. 2017. “Grain Yield and Yield Components of Field Pea (Pisum Sativum L.): As Influenced by Ascochyta Blight (Mycosphaerella Pinodes) Disease in the Highlands of Bale, Oromia”. American Scientific Research Journal for Engineering, Technology, and Sciences 35 (1):15-24. https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/3246.