Roksana Aftab Ruhi

noakhali science and technology university india patuakhali science and technology university bangladesh japan nepal pakistan usa sher-e-bangla agricultural university sri lanka korea phillipines philippines china agriculture entomology canada sylhet agricultual university south korea sweden malaysia germany environment haji danesh science and technology university iubat fiji united states genetices institute of tokyo patuakhali science and technology universityy noakhali science and technology universit online business insect science nature university chittagong