Fig. 2From: Effects of different growth temperatures on growth, development, and plastid pigments metabolism of tobacco (Nicotiana tabacum L.) plantsEffects of different growth temperatures on leaf length (a) and width (b) of tobacco leaves. Level of significant difference: ** and * indicate significant difference at P ≤ 0.01 and P ≤ 0.05, respectively, same as the following figuresBack to article page