Sarker, M., Shaheb, M. and Nazrul, M. 2012. Urea Super Granule: A Good Source of Nitrogen on Growth Yield and Profitability of Cabbage in Sylhet. Journal of Environmental Science and Natural Resources. 5, 1 (Aug. 2012), 295–299. DOI:https://doi.org/10.3329/jesnr.v5i1.11595.