Table 7 Diameter of clear zone and inhibition rate of petri dishes inoculated with Aspergillus niger and treated with various fungicides at concentrations of 50 and 100 ppm

From: Evaluation of some fungicides for inhibiting proteolytic fungi isolated from leather binding of a historical manuscript dated back to the Mamluk period

Fungicides

Fungicide conc. (ppm)

50

100

Means

Inhibition zone diameter (cm)

Inhibition rate (%)

Inhibition zone diameter (cm)

Inhibition rate (%)

Azoxystrobin

1.2

13.2

1.4

15.4

1.31c

Pyraclostrobin

1

11.0

1.2

13.2

1.08cd

Difenoconazole

1.6

17.6

1.8

19.8

1.68b

Propiconazole

Zero

Zero

1.1

12.1

0.55e

Boscalid

2.7

29.7

3.5

38.5

3.1a

Dimethomorph

Zero

Zero

Zero

Zero

–

Thiophonote-Methyl

0.90

9.9

1

11.0

0.95d

Statistical analysis of variance (ANOVA)

Sources

df

F-value

p-value

R²

 

Corrected Model

7

106.17

0.0001*

0.956

 

Intercept

1

1328.18

Fungicides

6

118.8

Concentration

1

30.38

  1. * Significant
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