@article{hasan_hayat_wani_ahmad_2011,  title={Establishment of sensitive and resistant variety of tomato on the basis of photosynthesis and antioxidative enzymes in the presence of cobalt applied as shotgun approach},  volume={23},  ISSN={1677-0420},  url={https://doi.org/10.1590/S1677-04202011000300001},  DOI={10.1590/S1677-04202011000300001},  number={3},  journal={Brazilian Journal of Plant Physiology},  publisher={Brazilian Journal of Plant Physiology},  author={Hasan, Syed Aiman and Hayat, Shamsul and Wani, Arif Shafi and Ahmad, Aqil},  year={2011},  pages={175–185} }