Amin, M., Hasan, M., Barma, N., Rahman, M. and Hasan, M. 2015. Variability and heritability analysis in spring wheat (Triricum aestivum L .) Genotypes. Bangladesh Journal of Agricultural Research. 40, 3 (Oct. 2015), 435–450. DOI:https://doi.org/10.3329/bjar.v40i3.25418.