Table 1 Effect of graft combination and K+ level on tobacco growth
From: Grafting alleviates potassium stress and improves growth in tobacco
Graft combination | +K | −K | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
whole plant dry weight (g) | leaf area (cm2) | root surface area (cm2) | root length (cm) | root volume (cm3) | whole plant dry weight (g) | leaf area (cm2) | root surface area (cm2) | root length (cm) | root volume (cm3) | |
W | 2.25a | 81.42a | 21.93a | 271.09a | 1.42a | 1.58a | 75.81a | 17.79a | 243.72a | 1.13a |
Y/W | 2.02a | 74.33a | 19.82a | 253.71a | 1.34a | 1.41a | 69.77a | 16.75a | 218.98a | 1.06a |
W/Y | 1.42b | 56.47b | 15.34b | 195.57b | 1.18b | 0.81b | 54.79b | 12.42b | 170.19b | 0.82b |
Y | 1.37b | 52.47b | 14.19b | 182.33b | 1.07b | 0.55c | 41.02c | 9.28c | 143.33c | 0.63c |