Biosynthesis of magnesium oxide and calcium carbonate nanoparticles using Moringa oleifera extract and their effectiveness on the growth, yield and photosynthetic performance of groundnut (Arachis hypogaea L.) genotypes. - Nelwamondo AM; Kaningini AG; Ngmenzuma TY; Maseko ST; Maaza M; Mohale KC (Heliyon, 2023)