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Table 4 Effect of tobacco and eggplant grafting on the chemical composition of cured tobacco

From: Reducing the nicotine content of tobacco by grafting with eggplant

Position

Treatments

Protein

Total sugar

Reducing sugar

Nicotine

Total nitrogen

Starch

Upper leaf

Tobacco / tobacco

13.89 ± 0.33bA

19.30 ± 0.18aA

17.17 ± 0.25aA

1.89 ± 0.03aA

3.11 ± 0.03cB

3.05 ± 0.08cC

Tobacco / eggplant without hilling up

14.15 ± 0.07aA

18.12 ± 0.47bB

15.84 ± 0.12cB

0.10 ± 0.01bB

3.21 ± 0.01aA

5.46 ± 0.05aA

Tobacco / eggplant with hilling up

14.26 ± 0.21aA

18.98 ± 0.30aA

16.13 ± 0.10bB

0.27 ± 0.01bB

3.15 ± 0.07bA

3.41 ± 0.14bB

Middle leaf

Tobacco / tobacco

12.27 ± 0.43bB

16.87 ± 0.44aA

15.79 ± 0.25aA

2.00 ± 0.04aA

2.34 ± 0.03bB

3.41 ± 0.03cB

Tobacco / eggplant without hilling up

13.60 ± 0.30aA

14.88 ± 0.02bB

12.77 ± 0.18bB

0.11 ± 0.01bB

2.45 ± 0.05aA

5.29 ± 0.22aA

Tobacco / eggplant with hilling up

13.85 ± 0.12aA

14.00 ± 0.05bB

12.26 ± 0.32bB

0.31 ± 0.02bB

2.49 ± 0.08aA

3.67 ± 0.16bB

  1. Note: The difference between treatments is significant (P < 0.05) if the same number is not marked with the same lowercase letter and the difference between the treatments is extremely significant (P < 0.01) without the same capital letter