Effects of Ultrasonic Wave on Water Condition and Membrane Stability of Cut Nymphaea caerulea Flower during Wet Storage Effects of Different Preservative Solution on Cut Flowers of Ixora chinensis Effect of Different Preservative Solution on the Vase Life of Cut Flower of Tacca chantrieri Effects of Pretreatments by Ultrasonic W ave or/with Preservative Solution on Water Condition in Cut Rose ‘Sam antha’ Effects of Pretreatments by Ultrasonic W ave or/with Preservative Solution on Water Condition in Cut Rose ‘Sam antha’ Efects of Laminarin on Preservation in Cut Carnation Flowers Effects of Ultrasonic Wave on Water Condition and Membrane Stability of Cut Nymphaea caerulea Flower during Wet Storage Effect of Different Preservative Solution on the Vase Life of Cut Flower of Tacca chantrieri Efects of Laminarin on Preservation in Cut Carnation Flowers Effects of Different Preservative Solution on Cut Flowers of Ixora chinensis