Professor Tofayel Ahamed 
Department of Agroforestry & Environment
Bangabandhu Sheikh Mujibur Rahman Agricultural University (BSMRAU)
Gazipur-1706, Bangladesh
Cell Phone: 01556322553, 01775144738
Telephone:+880-2-9205310-14 Extn. 2000(office),2039(Res.).
E-mail:tofayela@gmail.com