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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
  1. Different letters within the same column indicate a significant difference (P < 0.05)