OLOGUNDUDU, Akinbode Foluso, and Adelusi Ajayi ADELUSI. 2013. “Effect of Nitrogen Nutritional Stress on Some Mineral Nutrients and Photosynthetic Apparatus of Zea Mays L. And Vigna Unguiculata L.”. Notulae Scientia Biologicae 5 (3), 376-82. https://doi.org/10.15835/nsb539015.