A third explanation is that sweet pulp and sediment deposited by sugarcane factories in the area during the Japanese occupation eventually soaked into the soil, resulting in a later generation of particularly sweet fruits.
但何以同樣品種在別處﹘﹘即使是麻豆隔鄰的鄉鎮栽植，籽粒就會逐漸變大，也沒有那麼甜嫩、多汁，是否麻豆的土質、水源等有特殊之處？則迄今未明。