Fig. 3. Effect of 1-MCP on the decay of jujube fruit caused by P. expansum. The jujube fruit were treated with 1 mL L1 1-MCP for 24 h at 25 C, punctured at the equatorialline, and
inoculated with 10 mL of a spore suspension of P. expansum at 5 103 spores mL1. Fruit were stored at 25 C, and the disease incidence and lesion diameter were measured daily.
The incidence of natural decay was measured by observing visible fungal growth or bacterial lesion on the fruits surface. Fruit were stored at 25 and 0 C. Decay was observed once
every 3 days at 25 C and once every 10 days at 0 C. (A) Disease incidence of blue mold at 25 C. (B) Lesion diameter of blue mold at 25 C. (C) Natural disease incidence at 25 C. (D)
Natural disease incidence at 0 C. Each treatment contained three replications, and 15 fruits were used in each replicate. The entire experiment was repeated twice. Vertical bars
represent standard error of means. Values followed by different letters are significantly different according to Duncan’s multiple range test at P < 0.05. -, control; ,, 1-MCP.