Muskmelon(Cucumis melo L.cv.Yujinxiang)is a climacteric fruit.BTH treatment can induce the resistance of muskmelon and also effect on the secondary metabolites such as aroma components.Phospholipids are the major constituents of cellular membranes,can be hydrolyzed to be glycerine,fatty acid,phosphoric acid and amino alcohols etc.by phospholipase and then involve in the secondary metabolism of aroma.Muskmelon(Cucumis melo L.cv.Yujinxiang)was selected as raw materials to be treated in BTH.During the postharv...