Effects of GA3 and IBA as Well as Alternating Temperature Treatments on Scale Cutting Propagation and Starch Degradation in the Scales of Lilium Oriental Hybrid Bulblet morphogenesis of Oriental lily during scale propagation Effects of Plant Regulators and Alternating Temperature Treatment on Propagation during Lily Scale Cutting Effects of GA3 and IBA as Well as Media on Scale Cutting Propagation in Lilium cv.‘Elite‘