Efektivitas Penambahan Ekstrak Ubi Jalar Ungu (Ipomoea Batatas Var.Ayamurasak…

Has been researched about the effectiveness of the addition of purple sweet potatoes extract and skim milk to sweet corn yoghurt characteristics by using inoculum of Lactobacillus acidophilus and Bifidobacterium sp. The research held in Biological Laboratory of Educational Faculty and Chemical Laboratory Of Result and Fishery of Riau University. Research design have been used was factorial comp…