Muhamed Omar Abdulatif1Ayat Adnan Abbas1,. “Determination the Activity of Some Physical and Chemical Factors on the Polyphenol Oxidase in Hot Pepper and Cabbage (Brassica Oleracea Var)”. Iraqi journal of biotechnology 15, no. 1 (December 5, 2018). Accessed October 4, 2026. https://jige.uobaghdad.edu.iq/index.php/IJB/article/view/170.