PENGARUH KONSENTRASI GLISEROL DAN TAPIOKA TERHADAP KARAKTERISTIK BIODEGRADABLE FILM BERBASIS AMPAS RUMPUT LAUT Eucheuma cottonii [The effects of glycerol and tapioca concentration on the characteristics of Eucheuma cottonii seaweed dreg-based biodegradabl - Zulferiyenni, Zulferiyenni (Teknologi Hasil Pertanian Fakultas Pertanian Universitas Lampung, 2014)