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Table 7 Effect of selected Trichoderma strains and their combinations on garlic bulb yield under field conditions

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

Treatment

Garlic bulb yield (kg/plot) and efficiency of treatment (%)

Yield (kg/plot)

Efficiency (%)

Yield (kg/plot)

Efficiency (%)

Trial I (40 sclerotia/kg soil)

Trial II (600 sclerotia/kg soil)

2016/2017 growing season

T. harzianum (Th)

26.85 ± 0.03 a

40.4

11.88 ± 0.03 a

20.6

T. koningii (Tk)

26.85 ± 0.03 a

40.4

11.80 ± 0.07 a

20.6

T. virens (Tv)

26.83 ± 0.03 a

40.4

11.85 ± 0.03 a

20.4

(Th) + (Tk)

27.28 ± 0.05 a

41.3

11.85 ± 0.03 a

20.4

(Th) + (Tv)

27.33 ± 0.05 a

41.5

11.83 ± 0.03 a

20.3

(Tk) + (Tv)

27.38 ± 0.03 a

41.6

11.88 ± 0.03 a

20.6

(Th) + (Tk) + (Tv)

27.50 ± 0.00 a

41.8

11.90 ± 0.00 a

20.8

Tebuconazole

20.45 ± 2.45 b

21.8

9.80 ± 0.11 b

3.8

Control

16.00 ± 0.17 c

–

9.43 ± 0.15 c

–

2017/2018 growing season

T. harzianum (Th)

21.60 ± 0.07 c

35.5

8.78 ± 0.06 c

10.3

T. koningii (Tk)

21.78 ± 0.03 c

36.0

8.90 ± 0.04 c

11.5

T. virens (Tv)

21.85 ± 0.32 c

36.2

9.13 ± 0.23 bc

13.7

(Th) + (Tk)

22.65 ± 0.09 b

38.5

9.53 ± 0.11 ab

17.3

(Th) + (Tv)

22.60 ± 0.07 b

38.4

9.78 ± 0.11 a

19.4

(Tk) + (Tv)

22.70 ± 0.08 b

38.6

9.88 ± 0.09 a

20.2

(Th) + (Tk) + (Tv)

23.50 ± 0.22 a

40.7

9.95 ± 0.03 a

20.8

Tebuconazole

16.00 ± 0.18 d

12.9

8.15 ± 0.12 d

3.3

Control

13.93 ± 0.24 e

–

7.88 ± 0.36 d

–

  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