Mehedi, S.M. , Yeasmin, F., Haque, M.E. and Islam, M.R. 2018. Yield gap of major crops in sadar upazila of Mymensingh district. Asian-Australasian Journal of Bioscience and Biotechnology. 3, 3 (Dec. 2018), 174–181. DOI:https://doi.org/10.3329/aajbb.v3i3.64821.