L. fermentum strain BR0909#5.10, L. plantarum strain BR0909#5.11, and L. brevis strain BR0909#5.19 all exhibited biofilm formation, while L. fermentum strain BR0909#6.24, L. plantarum strain BR0909#5.38, and L. brevis strain BR0909#5.37 are considered non-biofilm-forming strains with OD600 less than 0.3.