Table 3 Stability of gliotoxin in unsterile soil.

From: Production, stability and degradation of Trichoderma gliotoxin in growth medium, irrigation water and agricultural 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

  1. In each row, the mean values followed by a common letter or ** are not significantly different (p ≤ 0.05, DMRT analysis).
  2. Statistical analysis was carried out separately for available gliotoxin and stability of gliotoxin. Values in the parentheses are percent degradation of gliotoxin.
  3. *Values are means of three replications.