Table 4 Stability of gliotoxin in sterile soil.
Days of incubation | Available gliotoxin in soil (µg/g of soil) (n = 3)* | Stability of gliotoxin (%) (n = 3)* | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Wet condition | Semi dry condition | Dry condition | Wet condition | Semi dry condition | Dry condition | ||||||||
Acidic soil | Alkaline soil | Acidic soil | Alkaline soil | Acidic soil | Alkaline soil | Acidic soil | Alkaline soil | Acidic soil | Alkaline soil | Acidic soil | Alkaline soil | ||
0 | 213.93** | 212.75** | 209.49** | 207.51** | 208.60** | 210.72** | – | – | – | – | – | – | |
1 | 201.00a (6.05) | 168.20b (21.03) | 202.19a (3.99) | 202.79a (2.50) | 208.03a (0.04) | 195.90a (7.15) | 93.94b | 78.96c | 96.51ab | 97.49ab | 99.72a | 92.84b | |
3 | 176.89ab (17.33) | 147.44c (30.77) | 177.99ab (15.04) | 178.87a (14.00) | 176.66ab (15.46) | 160.35bc (24.00) | 82.66ab | 69.22c | 84.96a | 85.99a | 84.69a | 75.99bc | |
5 | 141.74a (33.76) | 87.324b (59.00) | 145.15a (30.71) | 137.81a (33.74) | 140.3a (32.83) | 137.02a (35.05) | 66.23a | 40.99b | 69.28a | 66.25a | 67.29a | 64.94a | |
10 | 36.91c (82.75) | 7.06d (96.68) | 52.86b (74.77) | 60.27ab (71.02) | 59.47ab (71.54) | 63.53a (69.88) | 17.24 a | 3.31b | 25.23a | 28.97a | 28.51a | 22.61a | |