Idris, Aisha, Alona C. Linatoc, Aisha M. Aliyu, Surayya M. Muhammad, and Mohd Fadzelly Bin Abu Bakar. “Effect of Light on the Photosynthesis, Pigment Content and Stomatal Density of Sun and Shade Leaves of Vernonia Amygdalina”. International Journal of Engineering & Technology 7, no. 4.30 (November 30, 2018): 209–212. Accessed November 24, 2024. https://sciencepubco.com/index.php/ijet/article/view/22122.