A research to know influence of mixing concentration of coconut water and sucrose concentration to coconut milk skim as nata de coco substrate has been conducted. The variation was taken from mixing coconut water (0%. 25%. 35% and 50% and 100% as control) and the sucrose concentration (0. https://www.alarecre.com/Looney-Tunes-Marvin-the-Martian-Big-Head-Galaxy-S23-Waterproof-Case-p116784/