Fig. 3

Fruit firmness of F₁ offspring during storage at room temperature (2017). Numbers on the x-axis represent individuals; the y-axis represents fruit firmness; different colors represent the days after harvest when samples were measured; The letter ‘S’, ‘M’ and ‘N’ represent stony hard phenotype, melting phenotype and unidentified phenotype, respectively. Data are means ± SEs (n = 3)