highly significantp < 0.01
Clostridium_sensu_stricto_2 was the dominant bacterial genus in deeply spoiled ham ( Figure 2 b), with highly significant positive correlations with heptanal, (E)-2-octenal, 2-nonanone and (E)-2-nonenal ( p < 0.01), there was a significant positive correlation with hexanal and nonanal (0.05 > p > 0.01).