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Table 2 Effect of cinnamon EO against necrosis and sporulation on leaf assay

From: Antifungal potential of cinnamon essential oils against Phytophthora colocasiae causing taro leaf blight

Treatments

Duration

Leaf necrosis

Sporulation

Concentration mg/ml

Hour

Diameter (mm)

Inhibition1 %

103 sporangia/mL

Inhibition1 %

0.00

72

16.50a ± 0.79

0.00e ± 0.00

95.00a ± 1.29

0.00e ± 0.00

0.156

72

12.75b ± 0.85

22.72d ± 5.17

51.25b ± 3.06

46.05d ± 3.22

0.312

72

8.95c ± 0.49

45.75c ± 2.99

22.75c ± 0.85

76.05c ± 0.89

0.625

72

3.45d ± 0.33

79.09b ± 2.01

14.00d ± 0.91

85.26b ± 0.96

1.25

2

0.00e ± 0.00

100a ± 0.00

0.00e ± 0.00

100a ± 0.00

2.50

2

0.00e ± 0.00

100a ± 0.00

0.00e ± 0.00

100a ± 0.00

5.00

2

0.00e ± 0.00

100a ± 0.00

0.00e ± 0.00

100a ± 0.00

Hymexazol

2

0.00e ± 0.00

100a ± 0.00

0.00e ± 0.00

100a ± 0.00

  1. Values indicate means of four replications and dissimilar letters in the same column indicate significantly different based on LSD test (P < 0.05) and ± denotes standard error
  2. 1Inhibition percentage compared with control treatment without cinnamon EO
  3. 2Indicates no symptoms