Fig. 5From: A source-sink model explains the difference in the metabolic mechanism of mechanical damage to young and senescing leaves in Catharanthus roseusSignificantly different changes in TIAs: CK: Control group, WUL: damaged upper leaf group, WLL: damaged lower leaf group; n = 6, “**” means that there is an extremely significant difference between the treatment group and the control group (p < 0.01), “*” means that there is a significant difference between the treatment group and the control group (p < 0.05)Back to article page