Study on the ethylenerelease and the membrantlipid peroxida-tion in the different development stage of lilium flower THE RELATIONSHIPS BETWEEN FREE PROLINE AND MEMBRANE LIPID PEROXIDATION IN RICE SEEDLINGS UNDER OSMOTIC STRESS Studies on the Blossom Physiology in the Different Development Stage ofPeony and Chinese Peony Flower Studies on the Blossom Physiology in the Different Development Stage ofPeony and Chinese Peony Flower