Tropical Agriculture Journal (JPT) is a peer-reviewed online journal of Agriculture Postgraduate Study Program University of Sumatera Utara (USU) which has been accredited by KEMENRISTEK DIKTI No: 21/E/KPT/ 2018. Journal is a result of research, or scientific reviews of researchers, students and agricultural institutions and others related to agricultural studies in the tropical region. Published in Indonesian and English language with 3 volumes/year (April, August, December).