Figure 4.
Effects of melatonin pretreatment on the AsA-GSH cycle of kiwifruit seedlings exposed to drought. (A) AsA content, (B) GSH content, (C) DHA content, (D) GSSG content, (E) AsA/DHA ratio, (F) GSH/GSSG ratio, (G)APX activity, (H) MDAR activity, (I) DHAR activity, and (J) GR activity. Data represent means ± S.D. of at least three replicate samples. Different letters indicate significant differences according to LSD tests (p < 0.05).
