Table 1 The content of protoporphyrin IX (PPIX), Mg-protoporphyrin IX (Mg-PPIX), and protochlorophyllide (Pchlide), chlorophylls (Chl), carotenoids (Car) in shoot samples of barley plants influenced by seed biopriming with two genotypes of Trichoderma harzianum (TW and TM) under different level of drought stress.

From: Multifaceted role of Trichoderma harzianum isolates in mitigating drought stress and promoting adaptive responses in barley cultivars

PEG level

0

5

10

Trichoderma

C

TW

TM

C

TW

TM

C

TW

TM

PPIX

N

23.88 ± 1.86 g

35.3 ± 2.18 e

40.37 ± 2.27 bc

20.64 ± 1.9 h

30.58 ± 0.55 f

38.51 ± 0.68 cd

19.06 ± 2.59 h

38.51 ± 0.68 cd

31.12 ± 1.1 f

G

26.42 ± 2.15 g

43.37 ± 0.81 b

39.42 ± 1.52 cd

34.99 ± 2.6 e

43.37 ± 0.81 b

39.42 ± 1.52 cd

36.1 ± 1.1 de

48.14 ± 2.16 a

42.91 ± 3.16 b

MgPP

N

15.35 ± 0.5 i

16.75 ± 0.34 h

21.7 ± 1.86 d

12.79 ± 0.48 j

14.75 ± 0.65 i

19.61 ± 0.45 e

10.82 ± 0.39 k

13.05 ± 0.22 j

17.67 ± 0.59 gh

G

18.19 ± 0.27 fg

20.68 ± 0.49 de

19.4 ± 0.42 ef

19.75 ± 0.62 e

23.68 ± 0.59 c

21.79 ± 0.28 d

23.56 ± 0.52 c

29.14 ± 0.82 a

25.96 ± 1.56 b

Pchlide

N

8.76 ± 0.45 f

13.69 ± 0.57 d

15.33 ± 0.91 c

6.32 ± 0.47 g

9.52 ± 0.62 f

11.37 ± 0.35 e

5.28 ± 0.59 h

8.7 ± 0.52 f

10.71 ± 0.69 e

G

9.31 ± 0.48 f

15.25 ± 0.7 c

12.93 ± 0.72 d

11.18 ± 0.44 e

17.46 ± 0.46 a

16.36 ± 0.55 b

12.93 ± 0.72 d

17.24 ± 0.56 ab

15.36 ± 0.45 c

Chl a

N

29.49 ± 0.85 gh

34.79 ± 1.16 cd

37.63 ± 1.3ab

26.28 ± 1.05 i

29.68 ± 0.64 gh

32.04 ± 1.68 ef

23.2 ± 0.18 j

28.17 ± 1.47hi

28.91 ± 2.12 hi

G

31.44 ± 1.26 fg

37.04 ± 2.49 bc

34.14 ± 1.77de

34.77 ± 3.05 cd

39.23 ± 1.1 ab

36.89 ± 0.66 bc

38.39 ± 0.35 ab

40.30 ± 1.71 a

37.87 ± 1.33 ab

Chl b

N

13.77 ± 1.62 ij

21.0 ± 0.14 cd

19.96 ± 0.57 ef

10.03 ± 1.6 k

15.3 ± 1.14 hi

16.62 ± 1.97 gh

6.45 ± 1.0 l

11.59 ± 0.71 jk

13.85 ± 1.39 ij

G

14.66 ± 2.16 hi

19.97 ± 1.78 ef

17.36 ± 0.64 fg

17.92 ± 0.99 fg

24.04 ± 1.49 ab

21.77 ± 1.94 cd

20.78 ± 2.83 de

25.86 ± 1.6 a

23.1 ± 2.92 bc

Chl T

N

43.28 ± 2.37 fg

55.42 ± 2.35 cd

57.72 ± 1.54 bc

36.41 ± 2.46 i

44.74 ± 1.65 fg

48.17 ± 0.46 ef

29.98 ± 2.01 j

38.3 ± 1.95 hi

42.47 ± 3.69 gh

G

45.49 ± 2.28 fg

57.22 ± 0.7 bc

51.25 ± 0.72 de

52.14 ± 2.66 de

62.33 ± 0.57 ab

58.25 ± 1.88 bc

58.72 ± 2.55 bc

63.47 ± 7.46 a

61.25 ± 4.06 ab

Car

N

4.57 ± 0.29 cd

3.44 ± 0.19 f

3.83 ± 0.12 ef

1.8 ± 0.16 ij

2.11 ± 0.13 hi

2.72 ± 0.17 g

1.25 ± 0.09 k

1.93 ± 0.27ij

1.91 ± 0.21 ij

G

4.66 ± 0.21 bc

3.5 ± 0.41 f

3.44 ± 0.23 f

2.35 ± 0.23 h

4.38 ± 0.29 cd

4.19 ± 0.07 de

1.55 ± 0.22 jk

4.99 ± 0.15 a

4.92 ± 0.1 ab

  1. Columns indicate mean ± se based on three replicates. Means with different letters indicate a significant difference at p ≤ 0.05 using Duncan multiple range test. C=Control, N = Nosrat cultivar,  G= Goharan.
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