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Table 1 Terpene contents (µg L−1) of harvested apples of protective applications of individuals and combinations of EOs against B. Cinerea (X ± SE)

From: Volatile organic compounds produced by some synthetic essential oils as biological fumigants against Botrytis cinerea on apples

Compounds

CT

Fun

Thy + Fun

Cin + Fun

Eug + Fun

Cin + Eug + Fun

Thy + Eug + Fun

Thy + Cin + Fun

Thy + Cin + Eug

 + Fun

p-value

Terpenes

 

 α-Pinene

15.6 ± 1.2h

17.3 ± 1.3f

14.7 ± 4.7i

17.1 ± 5.5g

27.3 ± 8.8d

32.2 ± 2.4b

30.4 ± 9.8c

35.8 ± 2.7a

19.4 ± 6.3e

0.0007

 β-Pinene

42.4 ± 13.3

47.1 ± 14.8

39.4 ± 19.7

23.3 ± 11.6

18.9 ± 9.4

22.6 ± 7.1

21.0 ± 10.5

25.2 ± 7.9

20.1 ± 10.0

0.0599

 Phellandrene

63.1 ± 14.8h

70.9 ± 16.6f

60.1 ± 6.6i

68.0 ± 7.5g

108.8 ± 12.0d

128.3 ± 30.1b

122.0 ± 13.4c

143.9 ± 33.7a

76.6 ± 8.4e

 < 0.0001

 β-Myrcene

10.4 ± 0.4h

10.2 ± 0.4i

10.7 ± 0.6g

19.7 ± 1.1f

34.2 ± 1.9a

32.8 ± 1.1c

33.6 ± 1.8b

32.1 ± 1.1d

24.9 ± 1.4e

 < 0.00001

 D-Limonene

20.1 ± 1.2h

22.6 ± 1.4f

19.2 ± 1.7i

21.1 ± 1.9g

32.9 ± 3.0d

38.7 ± 2.4b

37.0 ± 3.4c

43.6 ± 2.8a

23.5 ± 2.1e

 < 0.00001

 γ-Terpinene

64.4 ± 2.8i

71.6 ± 3.1h

77.9 ± 2.0g

86.6 ± 2.2f

132.5 ± 3.5c

121.7 ± 5.3d

147.3 ± 3.8a

135.4 ± 5.8b

96.3 ± 2.5e

 < 0.00001

 P-Cymene

40.3 ± 3.2b

45.1 ± 3.6a

40.1 ± 1.2c

23.1 ± 0.7e

18.6 ± 0.5i

21.0 ± 1.6f

20.9 ± 0.6g

23.5 ± 0.6d

19.8 ± 1.9h

 < 0.00001

 Terpinolene

3.6 ± 0.3i

4.0 ± 0.3h

4.2 ± 0.1g

4.7 ± 0.2f

7.2c ± 0.3

6.9 ± 0.6d

8.0 ± 0.3a

7.7 ± 0.6b

5.2 ± 0.2e

 < 0.00001

 Rose oxide II (cis)

25.1 ± 5.0g

25.4 ± 4.9h

23.2 ± 13.6i

42.9 ± 2.5f

74.4 ± 43.5c

81.4 ± 15.9a

72.9 ± 42.6d

79.8 ± 15.6b

54.1 ± 31.6e

0.03830

 Rose oxide I (trans)

13.7 ± 0.8i

15.2 ± 0.1h

20.1 ± 0.7g

24.4 ± 0.6f

40.8 ± 0.8b

31.0 ± 1.2d

45.4 ± 1.8a

34.5 ± 1.4c

28.1 ± 2.0e

 < 0.00001

 Nerol oxide

1.6 ± 0.1c

1.7 ± 0.1b

1.9 ± 0.1a

1.1 ± 0.0d

0.1 ± 0.0h

0.9 ± 0.0i

1.0 ± 0.0e

0.1 ± 0.0g

0.1 ± 0.0f

 < 0.00001

 Linalool

4.1 ± 0.2i

4.7 ± 0.2h

4.9 ± 0.2g

5.0 ± 0.2f

7.6 ± 0.4c

7.3 ± 0.4d

8.6 ± 0.4a

8.3 ± 0.4b

5.5 ± 0.2e

 < 0.00001

 4-Terpineol

1.2 ± 0.1h

1.2 ± 0.1i

1.3 ± 0.0g

2.5 ± 0.1f

4.4 ± 0.2a

3.9 ± 0.3c

4.3 ± 0.2b

3.9 ± 0.3d

3.2 ± 0.1e

 < 0.00001

 Hotrienol

16.2 ± 1.8i

18.0 ± 2.1h

22.5 ± 1.3g

25.0 ± 1.5f

38.2 ± 2.3b

30.7 ± 3.5d

42.5 ± 2.5a

34.2 ± 3.9c

27.8 ± 1.6e

 < 0.00001

 Neral

1.5 ± 0.0i

1.6 ± 0.0h

2.6 ± 0.1g

3.2 ± 0.2f

5.4 ± 0.3b

3.4 ± 0.1e

6.0 ± 0.4a

3.8 ± 0.1c

3.7 ± 0.2d

 < 0.00001

 α-Terpineol

2.5 ± 0.1i

2.8 ± 0.1h

3.9 ± 0.2g

4.3 ± 0.2f

6.6 ± 0.3b

4.7 ± 0.2e

7.3 ± 0.4a

5.2 ± 0.2c

4.8 ± 0.2d

 < 0.00001

 Geranial

2.9 ± 0.3i

3.3 ± 0.4h

3.6 ± 0.3f

3.8 ± 0.3f

5.7 ± 0.5c

5.2 ± 0.6d

6.4 ± 0.5a

5.9 ± 0.7b

4.1 ± 0.3e

 < 0.00001

 Citronellol

31.2 ± 4.5i

34.5 ± 5.0h

35.1 ± 2.7g

42.6 ± 3.3f

71.3 ± 5.6c

70.1 ± 10.2d

79.3 ± 6.2a

77.9 ± 11.3b

49.1 ± 3.8e

 < 0.00001

 Myrtenol

103.8 ± 21.8i

115.4 ± 24.2h

138.7 ± 19.9g

154.3 ± 22.2f

235.9 ± 33.9b

196.3 ± 41.2d

262.3 ± 37.7a

218.3 ± 45.8c

171.5 ± 24.7e

 < 0.0001

 Nerol

140.9 ± 26.9i

159.5 ± 30.5g

142.2 ± 15.5h

161.0 ± 17.6f

264.3 ± 28.9d

296.4 ± 56.7c

299.2 ± 32.7b

335.5 ± 64.2a

182.2 ± 19.9e

 < 0.00001

 Geraniol

32.8 ± 8.5i

36.6 ± 9.5g

34.6 ± 6.7h

38.5 ± 7.4f

58.8 ± 11.4d

62.1 ± 16.1c

65.5 ± 12.6b

69.1 ± 17.9a

42.8 ± 8.5e

0.0027

 E-Nerolidol

167.9 ± 27.8i

190.1 ± 28.6g

189.4 ± 30.1h

196.2 ± 34.1f

294.6 ± 36.1d

295.6 ± 37.4c

333.5 ± 56.1b

334.6 ± 53.0a

214.3 ± 63.3e

0.0007

 Cedrol

37.1 ± 2.3h

41.7 ± 2.6f

35.5 ± 3.2i

38.9 ± 3.6g

60.8 ± 5.6d

71.6 ± 6.3b

68.4 ± 5.1c

80.5 ± 3.1a

43.4 ± 2.5e

 < 0.00001

 Geranic acid

25.4 ± 2.1i

28.3 ± 2.3h

47.1 ± 4.4g

52.4 ± 14.7e

80.0 ± 16.4b

48.1 ± 25.0f

89.0 ± 3.9a

53.5 ± 27.9d

58.2 ± 18.2c

0.0018

  1. Different letters in the same column indicate statistically significant differences (p ≤ 0.01)