Ayyaz, A., Farooq, M. A., Kanwal, A., Aslam, M., Iqbal, M., Manzoor, A., Khalid, A., Umer, S., Bano, H., Sameen, S., Rasool, B., Athar, H.- ur-R., & Zafar, Z. (2020). Differential responses of exogenous melatonin on growth, photosynthesis and antioxidant defence system in two Brassica napus L.cultivars under chromium stress. International Journal of Environment, Agriculture and Biotechnology, 5(2). https://journal-repository.com/index.php/ijeab/article/view/1855