aminul islam1*, jatish chandrabiswas 1, a. j. m. sirajul karim2, mst. salmapervin3, and md. abu saleque4 1*-soil science division, bangladesh rice research institute, gazipur-1701, bangladesh 2-department of soil science, bangabandhu sheikh mujibur rahman agricultural university, salna, gazipur-1706, bangladesh 3-plant physiology division, bangladesh rice research institute, gazipur-1701, bangl...