Pemanfaatan Sekam Dan Jerami Padi Berupa Asap Cair Dan Residu Biocharnya Untu…

This research aims to study effect application of biochar residue, liquid smoke and interaction of biochar residue and liquid smoke to the growth and yield of upland rice on Ultisol medium. The research was conducted at the Green House of the Faculty of Agriculture, Riau University on January to June 2018. The research in form factorial experiment was arranged a completely randomized design (CR…