Fig. 2From: Salt tolerance of a wild ecotype of vetiver grass (Vetiveria zizanioides L.) in southern ChinaEffects of 0, 100, 150 and 200 mM NaCl for 18 days on A uppermost-leaf elongation rate (LER) and B plant relative growth rate (RGR) of wild vetiver grass. Means (±SE n = 4) followed by different letters differ at p < 0.05Back to article page