Studies on the Blossom Physiology in the Different Development Stage ofPeony and Chinese Peony Flower The Ethylene Metabolism in Flowers of Chinese Peony‘Taohua Feixue’During Opening and Senescence The Ethylene Metabolism in Flowers of Chinese Peony‘Taohua Feixue’During Opening and Senescence Fresh-keeping and Physiological Effects of Thiram Thiophanate-methyl Sulphur, Carbendazin and Low Temperature Storage on the Cut Flowers of Chinese Peony Studies on the Blossom Physiology in the Different Development Stage ofPeony and Chinese Peony Flower Physiological Changes during Florescence and Flower Senescence of Chinese Peony