1. School of Natural Science Education, Vinh University, 182 Le Duan, Vinh City, NghÇAn Province, Vietnam
2. Graduate University of Science and Technology, Vietnam Academy of Science and Technology, 18-Hoang Quoc Viet, Cau Giay, Hanoi, Vietnam
3. Faculty of Agriculture, Forestry and Fishery, NghÇAn College of Economics, 51-Ly Tu Trong, Vinh City, Nghe An Province, Vietnam
4. Faculty of Natural Science, Hong Duc University, Thanh Hoa City, Thanh Hoa Province, Vietnam
5. 7, University Drive, Aleku Area, Osogbo, Nigeria