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Table 2 Effect of Azotobacter chroococcum 76A on the main biometric parameters of Micro Tom grown under increasing salinity (0, 50, 100 mM NaCl) and two nutrient regimens (Sub – Suboptimal, Opt- Optimal)

From: Root inoculation with Azotobacter chroococcum 76A enhances tomato plants adaptation to salt stress under low N conditions

 

Shoots FW

Shoots DW

Roots DW

Fruits FW

Fruits number

Fruits DW

Leaves FW

 

g

g

g

g

 

g

g

Inoculum (I)

 Control

15.0 b

1.1 b

0.1 b

9.6 b

5.1 b

0.9 b

0.7 b

 76 A

19.7 a

1.6 a

0.2 a

13.3 a

7.6 a

1.4 a

1.0 a

Nutrent Solution (N)

 Sub - 0 mM NaCl

27.7 a

1.9 a

0.2 a

19.8 a

9.3 a

1.8 a

1.1 a

 Sub - 50 mM NaCl

18.2 b

1.7 ab

0.2 a

11.3 bc

6.4 b

1.3 b

0.9 ab

 Sub - 100 mM NaCl

10.7 c

1.0 c

0.1 b

6.3 d

4.2 c

0.7 c

0.6 b

 Opt - 0 mM NaCl

21.4 ab

1.5 b

0.2 a

14.8 b

8.3 a

1.6 ab

1.0 a

 Opt - 50 mM NaCl

16.6 b

1.2 bc

0.1 b

10.5 c

5.8 b

1.0 b

0.7 b

 Opt - 100 mM NaCl

9.4 c

0.9 c

0.1 c

6.0 d

4.0 c

0.6 c

0.5 b

Significance

 I

***

***

***

***

***

***

*

 N

***

***

***

***

***

***

***

 IxN

*

ns

*

ns

ns

*

ns

  1. ns, *; **, ***Non significant or significant at P ≤ 0.05, 0.01, and 0.001, respectively