student of department of Agro technology from The Sumatera Utara University
He has extended his valuable service for many years and has been a recipient of many award and grants. Currently, researcher in The Sumatera Utara University.His international experience includes various programs, contributions and participation in different countries for diverse fields of study. His research interests reflect in his wide range of publications in various national and international journals.
growth and production, organic materials, rice varieties, shade