“…Other studies reported that after chitosan coating, fruit and vegetable protective enzymes maintain high activities, delaying postharvest senescence by ROS elimination (Youwei and Yinzhe, 2013). The effect of chitosan coating on SOD activity is comparable to other postharvest treatments (1-MCP or methyl-jasmonate) on different commodities such as peach, pear, loquat and sweet cherry fruit (Fu et al, 2007;Cao et al, 2009;Sharma et al, 2010;Jin et al, 2011).…”