Studi Penggunaan Ekstrak Daun Sirih (Piper Betle) Dengan Konsentrasi Berbeda …

This research was conducted on March 2015, which is held in the Laboratory of fishing Gear Materials, Utilization of Water Resource, The Faculty of Fisheries and Marine Sciences, University of Riau. The purpose of this research was to determine the effect of the use of preservatives fiber betel leaf extract (Piper betle) with different concentrations of the breaking strength and elengation PES …