Morpho-anatomical effects of sodium azide and nitrous acid on Citrullus lanatus (Thunb.) Matsum. & Nakai (Cucurbitaceae) and Moringa oleifera Lam. (Moringaceae)

by A.A. AbdulRahaman, A.A. Afolabi, D.A. Zhigila, F.A. Oladele, A.A. Al Sahli