9Wang L S,Hashimoto F,Shiraishi A,et al.Coloration and pigmentation of tree peony cultivars of the Northwest of China[J].J Jpn Soc Hort Sci,2000,69(2):233.
10Pirie A,M G.Changes in anthocyanin and phenolics content of grapevine leaf and fruit tissues Treated with sucrose,nitrate abscisic acid[J].Plant Physiology,1976,58:468-472.