Parvin, S., Islam, M., Mondal, M., Quddus, K., & Mahmud, A. (2015). Effect of spacing on P and Zn uptake of local T. Aman rice varieties in Khulna area. Bangladesh Agronomy Journal, 17(1), 81–88. https://doi.org/10.3329/baj.v17i1.23680