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Table 4 Effects on white rot disease incidence (%) in garlic under field conditions

From: Effect of inoculum density of Stromatinia cepivora on the amount of white rot reduced by Trichoderma species in garlic

Treatment

White rot incidence (%) and reduction (%)

Incidence (%)

Reduction (%)

Incidence (%)

Reduction (%)

Trial I (40 sclerotia/kg soil)

Trial II (600 sclerotia/kg soil)

2016/2017 growing season

T. harzianum (Th)

20.75 ± 0.25 ba

13.5

76.50 ± 0.50 ab

1.3

T. koningii (Tk)

18.25 ± 0.63 c

23.9

76.00 ± 0.41 ab

1.9

T. virens (Tv)

17.75 ± 0.25 c

26.0

76.25 ± 0.25 ab

1.6

(Th) + (Tk)

13.50 ± 0.29 d

43.8

72.75 ± 0.25 c

6.1

(Th) + (Tv)

13.00 ± 0.41 d

45.8

74.25 ± 0.48 bc

4.2

(Tk) + (Tv)

12.75 ± 0.48 d

46.9

71.25 ± 2.75 c

8.1

(Th) + (Tk) + (Tv)

8.25 ± 0.25 e

65.6

65.50 ± 0.50 d

15.5

Tebuconazole

7.75 ± 0.25 e

67.7

54.75 ± 0.25 e

29.4

Control

24.00 ± 1.35 a

–

77.50 ± 0.50 a

–

2017/2018 growing season

T. harzianum (Th)

24.00 ± 0.82 b

49.5

85.00 ± 0.41 a

1.2

T. koningii (Tk)

22.50 ± 0.29 b

52.6

85.00 ± 0.41 a

1.2

T. virens (Tv)

22.25 ± 0.48 b

53.2

85.00 ± 0.41 a

1.2

(Th) + (Tk)

17.25 ± 0.48 c

63.7

78.25 ± 0.48 b

9.0

(Th) + (Tv)

16.00 ± 0.71 c

66.3

79.50 ± 0.29 b

7.6

(Tk) + (Tv)

17.00 ± 1.08 c

64.2

78.50 ± 0.29 b

8.7

(Th) + (Tk) + (Tv)

12.25 ± 0.63 d

74.2

70.00 ± 0.41 c

18.6

Tebuconazole

13.00 ± 0.58 d

72.6

59.25 ± 0.48 d

31.1

Control

47.50 ± 1.19 a

–

86.00 ± 0.71 a

–

  1. Values are mean of four replicates for each treatment as well as the control
  2. aMeans ± standard errors within a column followed by the same letter are not significantly different by Duncan multiple range test at P < 0.05