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Table 2 The organic acid contents (mg/l) of harvested ‘Karaerik’ grape berries for various individual and combined EO treatments aimed at countering B. Cinerea

From: Understanding the impact of essential oils on grape metabolism and pathogen resistance: a study with a focus on Botrytis cinerea

Treatment (Y)x

Oxalic.acid

Propionic acid

Tartaric acid

Butyric acid

Malonic acid

Malic acid

Lactic acid

Citric acid

Maleic acid

Fumaric acid

Succinic acid

C

9.71 ± 2.31d

12.61 ± 2.85b

10.84 ± 1.45b

19.78 ± 2.34b

19.96 ± 2.75b

9.45 ± 1.32b

9.83 ± 2.46b

12.30 ± 1.66c

4.26 ± 1.06b

11.51 ± 2.45b

11.00 ± 3.16c

F

9.89 ± 3.25d

13.21 ± 2.78b

10.63 ± 1.56b

19.55 ± 2.45b

19.15 ± 2.65b

9.36 ± 1.36b

9.69 ± 2.54b

12.82 ± 1.19c

4.56 ± 2.13b

10.65 ± 2.67b

10.81 ± 3.23c

O

17.06 ± 3.21abcd

19.00 ± 3.65ab

14.68 ± 2.68ab

22.96 ± 3.39ab

28.60 ± 3.15ab

13.44 ± 2.09ab

20.75 ± 3.00ab

18.26 ± 1.23abc

9.46 ± 3.32 a

21.60 ± 2.16ab

25.69 ± 3.15abc

OF

15.59 ± 2.41abcd

19.17 ± 3.19ab

11.49 ± 1.12ab

18.44 ± 2.24b

17.63 ± 2.37b

11.73 ± 1.13ab

15.82 ± 2.14ab

18.92 ± 2.43abc

8.00 ± 2.56 ab

18.03 ± 2.60ab

22.08 ± 3.43abc

OS

22.79 ± 3.15ab

19.35 ± 2.22ab

17.91 ± 3.45ab

29.43 ± 3.65ab

28.84 ± 3.45ab

11.78 ± 1.67ab

26.80 ± 3.50a

22.26 ± 2.35ab

9.12 ± 2.55 ab

24.82 ± 2.10ab

26.35 ± 3.54abc

OSF

15.53 ± 2.19abcd

20.18 ± 4.56ab

16.03 ± 2.23ab

25.90 ± 3.87ab

26.88 ± 2.87ab

11.13 ± 1.54ab

16.99 ± 2.26ab

16.52 ± 1.66abc

6.63 ± 2.27 ab

16.96 ± 2.28ab

30.05 ± 3.19ab

S

20.86 ± 4.35abcd

23.87 ± 4.34a

14.06 ± 1.59ab

21.02 ± 2.18ab

20.45 ± 2.15b

11.13 ± 1.18ab

20.96 ± 2.18ab

14.44 ± 1.67bc

11.60 ± 3.72 a

18.84 ± 2.90ab

23.01 ± 3.53abc

SF

22.59 ± 5.26abc

22.04 ± 3.67ab

20.95 ± 2.27a

27.92 ± 3.20ab

35.37 ± 4.49a

17.68 ± 2.39a

28.17 ± 3.36a

20.41 ± 2.36abc

6.28 ± 1.05 b

29.73 ± 2.58a

29.06 ± 3.44ab

T

10.77 ± 2.17 cd

14.12 ± 2.55b

12.55 ± 1.43ab

21.16 ± 2.37ab

19.14 ± 2.23b

9.33 ± 1.34b

11.49 ± 2.09b

13.66 ± 1.41c

5.05 ± 1.15 b

12.52 ± 2.41b

17.39 ± 3.30bc

TF

18.14 ± 2.24abcd

18.85 ± 2.67ab

16.12 ± 2.65ab

17.73 ± 1.37b

20.71 ± 2.18b

10.81 ± 1.54ab

17.95 ± 2.67ab

17.69 ± 1.23abc

9.45 ± 2.27ab

16.37 ± 2.65ab

28.56 ± 3.71ab

TO

21.10 ± 3.43abcd

17.73 ± 2.45ab

15.75 ± 1.98ab

25.85 ± 2.76ab

24.35 ± 3.67ab

13.86 ± 2.50ab

25.37 ± 3.06a

19.88 ± 2.19abc

10.38 ± 3.09a

22.95 ± 2.47ab

35.50 ± 3.27a

TOF

17.18 ± 2.17abcd

18.91 ± 2.33ab

14.07 ± 1.16ab

20.38 ± 2.12ab

22.46 ± 2.76ab

9.82 ± 1.87b

16.50 ± 2.16ab

18.57 ± 1.27abc

8.82 ± 2.57ab

15.81 ± 2.41ab

22.57 ± 3.45abc

TOS

18.41 ± 2.32abcd

21.29 ± 3.69ab

19.32 ± 2.42ab

32.48 ± 3.34a

26.82 ± 3.54ab

11.91 ± 1.62ab

21.75 ± 2.89ab

16.55 ± 1.98abc

6.43 ± 2.31b

21.23 ± 2.50ab

33.55 ± 3.16ab

TOSF

19.09 ± 2.15abcd

21.13 ± 2.87ab

14.39 ± 1.00ab

25.54 ± 2.39ab

31.81 ± 2.89ab

15.22 ± 2.40ab

20.33 ± 2.35ab

20.31 ± 2.00abc

10.52 ± 3.26a

24.02 ± 2.62ab

29.08 ± 3.37ab

TS

25.71 ± 4.37a

25.25 ± 3.95ab

19.14 ± 1.28ab

25.74 ± 2.24ab

26.00 ± 2.00ab

16.14 ± 2.09ab

25.27 ± 3.21a

23.20 ± 2.23a

8.55 ± 2.61ab

21.40 ± 2.00ab

26.86 ± 3.33abc

TSF

11.56 ± 2.26bcd

11.02 ± 2.17b

13.59 ± 1.54ab

19.25 ± 1.17b

29.80 ± 2.16ab

10.66 ± 1.17ab

21.11 ± 2.47ab

22.24 ± 1.87ab

5.65 ± 2.45b

20.44 ± 2.89ab

28.22 ± 3.60ab

Significance

0.0001***

0.0427*

0.0087**

0.0015**

0.0012**

0.0005***

2.86e-05***

0.0001***

0.0001***

0.0027 **

5.2e-05 ***

  1. x, Mean separation in Treatments y; For a given factor (different letters within a column represent significant differences (Tukey test, *, Significant at p-value < 0.05; **, Significant at p-value < 0.01; ***, Significant at p-value < 0.001). Data are stated as averages of the data and their standard errors