Kalel AlMoamary, B. “ Vegetative Growth and Cell Membrane Stability of Leaf Tissues for Three Specie of Vicia Spp”. College of Basic Education Research Journal, vol. 9, no. 1, Mar. 2010, pp. 379-8, https://jeh.uomosul.edu.iq/index.php/berj/article/view/38778.