Taro tuber, which has the scientific name of Colocasia esculenta, is grown in Vietnam. The nutritional compositions taro tuber are mostly starch, vitamin, protein, lipid, cellulose, and mineral. purpose this study was to determine changes physicomechanical, nutritional, sensory indicators tubers at different harvest times. were determined three harvesting stages 280, 300, 320 days. As a result,...