Pembuatan Tape Ubi Jalar Ungu (Ipomoea Batatas Var. Ayamurasaki) Berdasarkan …

This research aim to find out the results fermentation tape purple sweet potato (Ipomoea batatas var. Ayamurasaki) by fermentation in March to June 2016. The results are used to design the work sheet concept of biotechnology conventional in senior high school class XII. This research do in two phases: making tape using experimental research and design worksheet. Research experiments were condu…