Fig. 4. Effects of post-storage treatment with ethylene or 1-MCP on skin colorchange index of ‘Gaixian’ (A) and ‘Yuhuang’ (B) plums and flesh color change indexof ‘Aozhou 14’ (C) during shelf life.‘Gaixian’, ‘Yuhuang’ and ‘Aozhou 14’ plums were harvested at immature stage andstored at 0◦C for 8, 4 and 4 weeks, respectively. The fruit were removed and treatedwith 500 L L−1ethylene or 2.0 L L−11-MCP for 24 h and then incubated at 25◦C.Each value is the mean for three replicates. The vertical bar indicates the standarderror.