Khan, Rizwan Ali, Kaiser Iqbal, Aatif Hussain, and Showkat Azeem. 2014. “Effect of Different Concentrations of Aqueous Leaf Extracts of Some Plants on the Germination and Seedling Growth of Maize, Z. Mays L. and Wheat (T. Aestivum L.)”. International Journal of Environment 3 (3):264-74. https://doi.org/10.3126/ije.v3i3.11085.