but only L. kefiri seems to possess a fermentation pathway similar to that reported for L. buchneri (Oude Elferinket al.Zwielehner et al. also reported the superiority of L. kefiri over L. brevis for increasing the acetic acid concentration of corn silage. Due to the low concentrations of 1-propanol and propionic acid in inoculated silages, it is likely that the epiphytic activity of Lactobacillus diolivorans was negligible