Table 2 Effect of tobacco and eggplant grafting on alkaloid contents in cured tobacco
From: Reducing the nicotine content of tobacco by grafting with eggplant
Position | Treatments | Alkaloid content (%) | Percentage of total alkaloids (%) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
Nicotine | Nornicotine | Anabasine | Anatabine | Total alkaloids | Nicotine | Nornicotine | Anabasine | Anatabine | ||
Upper leaf | Tobacco/tobacco | 1.9237 ± 0.02aA | 0.0460 ± 0aA | 0.0175 ± 0aA | 0.0672 ± 0aA | 2.0544 ± 0.02aA | 93.64 | 2.24 | 0.85 | 3.27 |
Tobacco/eggplant without hilling up | 0.0999 ± 0cC | 0.0037 ± 0cC | 0.0087 ± 0cC | – | 0.1123 ± 0cC | 88.96 | 3.20 | 7.84 | – | |
Tobacco/eggplant with hilling up | 0.2742b ± 0B | 0.0109 ± 0bB | 0.0168 ± 0bB | 0.0118 ± 0bB | 0.3137 ± 0.01bB | 87.41 | 3.47 | 5.36 | 3.76 | |
Middle leaf | Tobacco/tobacco | 1.9423 ± 0.03aA | 0.0664 ± 0aA | 0.0110 ± 0bB | 0.0714 ± 0aA | 2.0911 ± 0.03aA | 92.88 | 3.18 | 0.53 | 3.41 |
Tobacco/eggplant without hilling up | 0.1068 ± 0cC | – | 0.0094 ± 0cC | – | 0.1162 ± 0cC | 91.91 | – | 8.09 | – | |
Tobacco/eggplant with hilling up | 0.3205 ± 0bB | 0.0134 ± 0bB | 0.0228 ± 0aA | 0.0138 ± 0bB | 0.3705 ± 0.01bB | 86.5 | 3.62 | 6.15 | 3.73 | |