Figure 8
The effect of K 2 C 2 O 4 and KCl treatment on the content of soluble sugar (A) and starch (B) in tobacco leaves under light (800 μmol m-2s-1) for 2 hours. The "Dark" were dark adapted leaves without any reagent treatment. Different letters indicate significant differences between leaves with different treatments (P < 0.05). Values shown are means ± SE (n = 5).