Pemanfaatan Ekstrak Daun Jambu Biji (Psidium Guajava) Dan Daun Manggis (Garci…

This study tried to analyze guava leaf extract and mangosteen leaves to increase the breaking power of hemp fibers. The study was conducted in January 2020 which lasted for 30 days. The research site is in the Fishing Equipment Materials Laboratory. Faculty of Fisheries and Marine Affairs. University of Riau. The method used in this study is an experimental method and uses a maceration tec…