Table 1 Broad-spectrum activity determination of the biocontrol Bacillus strains KC14-1 and KC14-2
Pathogenic fungus | 3 d | 7 d | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
CK (cm) | KC14-1 (cm) | KC14-1 bacteriostatic rate (%) | KC14-2 (cm) | KC14-2 bacteriostatic rate (%) | CK (cm) | KC14-1 (cm) | KC14-1 bacteriostatic rate (%) | KC14-2 (cm) | KC14-2 bacteriostatic rate (%) | ||
V. mali | 4.43 ± 0.18a | 1.83 ± 0.24c | 65.48 ± 7.81a | 2.87 ± 0.15b | 39.84 ± 2.45a | 9.00 ± 0.00a | 1.90 ± 0.12c | 83.53 ± 1.36a | 3.05 ± 0.24b | 70.00 ± 2.78a | |
F. fujikuroi | 3.45 ± 0.13a | 2.90 ± 0.10b | 18.16 ± 6.24b | 2.80 ± 0.15b | 21.63 ± 6.83b | 6.82 ± 0.17a | 3.03 ± 0.07b | 59.79 ± 2.04c | 3.27 ± 0.09b | 56.21 ± 0.23 cd | |
R. solani | 6.57 ± 0.26a | 3.40 ± 0.06b | 52.01 ± 2.36a | 3.87 ± 0.09b | 44.28 ± 3.04a | 9.00 ± 0.00a | 3.60 ± 0.12c | 63.53 ± 1.36bc | 4.03 ± 0.03b | 58.43 ± 0.39c | |
F. oxysporum | 4.02 ± 0.02a | 3.05 ± 0.03c | 27.48 ± 1.13b | 3.60 ± 0.08b | 11.87 ± 1.76b | 9.00 ± 0.00a | 3.38 ± 0.02c | 66.08 ± 0.20b | 4.53 ± 0.09b | 52.55 ± 1.04d | |
A. solani | 3.53 ± 0.08a | 2.77 ± 0.17b | 25.02 ± 6.77b | 2.97 ± 0.08b | 18.42 ± 4.86b | 7.25 ± 0.13a | 2.75 ± 0.10b | 66.61 ± 1.97b | 2.95 ± 0.05b | 63.67 ± 1.17b | |