Table 3 Stability of gliotoxin in unsterile soil.
Days of incubation | Available gliotoxin in soil (µg/g of soil) (n = 3)* | Stability of gliotoxin (%) (n = 3)* | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Wet conditions | Semi dry conditions | Dry conditions | Wet conditions | Semi dry conditions | Dry conditions | |||||||
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 | 205.89** | 210.94** | 211.45** | 210.03** | 212.24** | 209.60** | – | – | – | – | – | – |
1 | 183.61b (10.82) | 127.11c (39.75) | 196.88ab (6.91) | 181.62b (13.51) | 206.02a (2.90) | 192.31ab (8.42) | 89.17ab | 60.24 c | 93.08 ab | 86.48 b | 97.09 a | 91.57 ab |
3 | 91.03c (55.78) | 36.81d (82.55) | 158.67a (24.97) | 141.79b (32.47) | 170.99a (19.41) | 165.77a (21.06) | 44.21c | 17.44d | 75.02ab | 67.52b | 80.58a | 78.93a |
5 | 75.19c (63.48) | 16.06d (92.38) | 146.70ab (30.63) | 132.99b (36.66) | 159.59a (24.79) | 157.38a (25.05) | 36.51c | 7.61d | 69.36ab | 63.33b | 75.20a | 74.94a |
10 | 3.17c (98.45) | 0.18c (99.92) | 49.21b (76.72) | 67.53a (67.84) | 52.21b (75.39) | 54.24ab (74.16) | 1.54c | 0.08d | 23.27b | 32.15a | 24.60b | 25.83ab |