Mansoor, M., Zaman, K., Jamil, M., Ali, R., Waheed, M., Khan, M.A. and Tariq, M. 2019. Maximizing Onion Seed Production Through Foliar Application of Zinc and Boron: Zinc and Boron for Onion Production. Biological Sciences - PJSIR. 62, 1 (Apr. 2019), 1–7. DOI:https://doi.org/10.52763/PJSIR.BIOL.SCI.62.1.2019.1.7.