Al Mallah, M., مزاحم, Al-Youzbaki, G. and غادة 2005. Production of alkaloid Capsaicine of chili Pepper and Callus initiated from them. Journal of Education and Science (JES). 17, 2 (Jun. 2005), 20–32. DOI:https://doi.org/10.33899/edusj.2005.81212.