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Table 2 Comparison of means for measured traits in different cropping systems, under both control and 150 mM NaCl conditions, for two harvests of M. sativa and H. marinum

From: Improving productivity and soil fertility in Medicago sativa and Hordeum marinum through intercropping under saline conditions

 

M. sativa

 

H. marinum

Trait

Harvest 2

Harvest 3

 

Harvest 2

Harvest 3

MMs

PIS

MCS

MMs

PIS

MCS

 

MHm

PIH

MCH

MHM

PIH

MCH

  

Control

NA

4.33 ± 1.5ab

2.66 ± 0.6b

5.00 ± 1a

5.66 ± 0.6a

3.33 ± 0.6b

5.00 ± 1a

 

48.33 ± 4.5a

33 ± 4.10a

43.33 ± 2.1a

22.33 ± 2.1a

23.00 ± 6.9a

49.33 ± 1.1 a

LS

44.33 ± 7.6a

29.33 ± 0.6b

27.66 ± 4.6b

48.33 ± 3.2a

23.33 ± 3.5b

21.33 ± 1.5b

 

23.33 ± 2.9a

18.66 ± 2.9a

20.00 ± 3.5a

24.33 ± 0.6a

16.33 ± 2.1 b

15 ± 1b

LR

14 ± 1.7a

6.33 ± 1.5b

10.33 ± 2.5a

20.33 ± 1.2a

8 ± 1.7c

13.00 ± 2.6b

 

8.67 ± 2.3a

9 ± 1.7a

12.33 ± 3.1 a

13.33 ± 1.2a

11.00 ± 1ab

13 ± 1b

AFW

4.81 ± 0.5a

0.94 ± 0.1c

2.1 ± 0.7b

2.2 ± 0.3a

0.94 ± 0b

1.12 ± 0.2b

 

4.53 ± 0.5b

4.03 ± 1.1b

7.96 ± 0.9a

2.77 ± 0.6c

7.52 ± 0.6a

5.88 ± 0.5b

ADW

2.91 ± 0.1a

0.44 ± 0.1c

1.04 ± 0.4b

1.31 ± 0.4a

0.51 ± 0b

0.58 ± 0.2b

 

2.2 ± 0.3b

1.9 ± 0.5b

3.87 ± 0.2a

1.51 ± 0.5b

3.28 ± 0.6a

2.8 ± 0.3a

RFW

0.99 ± 0.1a

0.64 ± 0.2b

0.3 ± 0.1c

2.23 ± 0.6a

1 ± 0b

2 ± 0a

 

1.24 ± 0.3a

1.56 ± 0.7a

1.03 ± 0.2a

0.33 ± 0.6b

2 ± 1ab

3.33 ± 1.2a

RDW

0.37 ± 0.1ab

0.43 ± 0.1a

0.19 ± 0.1b

1 ± 0a

0 ± 0b

0.33 ± 0.6b

 

0.7 ± 0.2a

0.98 ± 0.4a

0.65 ± 0.1a

0.24 ± 0b

0.84 ± 0a

1.15 ± 0a

NHL

133 ± 2.3a

47.33 ± 5.5c

99 ± 5b

62 ± 7a

63.33 ± 7.5a

0 ± 0b

 

157.33 ± 5.14a

82.66 ± 5.19b

149 ± 4.2a

76.33 ± 2.14b

163.33 ± 2.37a

149.33 ± 4.3a

NYL

1.67 ± 2.9b

10 ± 3a

5.66 ± 1.5ab

10.33 ± 2.1b

12.33 ± 3.5b

42.33 ± 3.5a

 

11.33 ± 1.5b

19.66 ± 6.1b

31.66 ± 5.5a

19.33 ± 3.2b

6.33 ± 0.6b

81.33 ± 2.5a

  

NaCl

NA

3.66 ± 1b

2.66 ± 0.5b

5.17 ± 1a

4 ± 1.2b

3.5 ± 1.9b

5.16 ± 1.5a

 

24.5 ± 5.1 a

26.5 ± 5.2a

39.16 ± 8.9a

27.16 ± 2.1b

27.83 ± 4.9b

52.5 ± 2.1a

LS

39.17 ± 4.7a

27.5 ± 5.8b

22.66 ± 4.9b

42.33 ± 6.2a

23.5 ± 5.4b

43.66 ± 7.1a

 

17.5 ± 2.4a

17.83 ± 4.3a

19.5 ± 5.7a

20.17 ± 3.6a

16.33 ± 2.6a

18 ± 3a

LR

12.75 ± 2.5a

5.83 ± 1.1 b

13.66 ± 3.7a

13.17 ± 1.5a

11 ± 1.8b

8.33 ± 1.5c

 

8.16 ± 2.4b

6.58 ± 1.3b

10.83 ± 2.1a

10.83 ± 1.2a

7.83 ± 0.8b

10.83 ± 1.5a

AFW

4.96 ± 2a

1.92 ± 0.4b

5.63 ± 1.6a

3.32 ± 0.3a

1.39 ± 0.4b

1.04 ± 0.4b

 

3.85 ± 2a

4.65 ± 3.1a

5.07 ± 2.6a

3.12 ± 0.9a

5.24 ± 1.2a

5.46 ± 3.2a

ADW

2.3 ± 1.2a

0.64 ± 0.2b

2.84 ± 0.7a

1.35 ± 0.1a

0.7 ± 0.2a

0.77 ± 0.3b

 

2.14 ± 1.1 a

2.4 ± 1.7a

2.69 ± 1.3 a

1.63 ± 0.9b

2.9 ± 1.1a

3.66 ± 0.9a

RFW

1.71 ± 0.9a

0.27 ± 0.1b

0.85 ± 0.4b

2.29 ± 1.3a

1.07 ± 0.4b

1.63 ± 0.5b

 

0.84 ± 0.3a

1.43 ± 1.9a

0.88 ± 0.7a

0.43 ± 0.5a

1.34 ± 1.2ab

1.71 ± 1a

RDW

1 ± 0.4a

0.14 ± 0.1c

0.56 ± 0.3b

1.07 ± 0a

0.29 ± 0.4c

0.58 ± 0.5b

 

0.42 ± 0.2a

0.36 ± 0.1a

0.59 ± 0.5a

0.18 ± 0a

0.57 ± 0.5a

0.62 ± 0.5a

NHL

166.33 ± 6.6a

56.33 ± 3.3b

103.33 ± 4.9b

102 ± 2.3a

27.66 ± 6.5b

42.66 ± 6b

 

50.33 ± 8b

94.66 ± 2.4a

123.83 ± 7.7a

47.33 ± 3.1a

75.16 ± 5.5a

158.33 ± 7.1a

NYL

15 ± 5.10b

15.33 ± 4.1b

50.66 ± 6.1a

13.16 ± 5.8b

31.83 ± 8ab

55.66 ± 2.1b

 

20.33 ± 5.8a

21.16 ± 6.1a

35.66 ± 3a

34 ± 3.1a

48 ± 1.1b

51.66 ± 2.1b

  1. Mean ± Standard Deviation (SD). Number of axes (NA), length of stems (LS, cm), length of roots (LR, cm), aerial fresh weight (AFW, g), aerial dry weight (ADW, g), root fresh weight (RFW, g), root dry weight (RDW, g), number of healthy leaves (NHL) and number of yellow leaves (NYL). Cropping mode investigated: mono-culture of M. sativa (Mms), M. sativa in parallel intercropping (PIS), M. sativa in mixed culture (MCS). Means followed by the same letter(s) or common letters are not significantly different among the cultivation modes for each trait according to Duncan test at 5%