Table 1.
The half-maximal inhibitory concentration (IC50) and IC99 values (ppm) of difenoconazole fungicide, Benzoic acid, and two of its hydroxylated derivatives (ρ-hydroxybenzoic acid and protocatechuic acid) against A. solani (n = 6).
| Compounds | IC50 (ppm) |
95% Confidence Interval |
IC99 (ppm) |
95% Confidence Interval |
Overall Model Fit | ||||
|---|---|---|---|---|---|---|---|---|---|
| Lower | Upper | Lower | Upper | χ2 | p-Value | Cox and Snell R2 | |||
| Difenoconazole | 1.24 | 0.81 | 1.71 | 226.67 | 134.61 | 462.59 | 168.92 | <0.0001 | 0.1423 |
| Benzoic acid | 44.69 | 40.05 | 49.31 | 296.60 | 223.04 | 445.77 | 129.36 | <0.0001 | 0.2280 |
| ρ-Hydroxybenzoic acid | 58.80 | 45.96 | 75.24 | 1317.74 | 1015.76 | 1709.49 | 52.84 | <0.0001 | 0.1003 |
| Protocatechuic acid | 49.79 | 44.84 | 54.96 | 341.62 | 251.26 | 532.72 | 123.18 | <0.0001 | 0.2184 |