Fig. 7

The effect of melatonin on the stomatal characteristics under salt stress. (A): CK. (B): S. (C): S + MT200. Scale bars = 50 μm. The leaves of seedlings were treated with control (CK), salt-treated (S), S+MT200 for 12 d. Control (CK) and salt-treated (S) plants were sprayed with distilled water, while S + MT200 was sprayed with 200 μM MT