Effects of Drying Methods on Chemical Composition and Antioxidant Activity of the Flowers of Magnolia liliflora Effects of Drying Methods on Chemical Composition and Antioxidant Activity of the Flowers of Magnolia liliflora The characteristics of Magnolia liliflora transpiration and its impacting factors in Beijing City Analysis of volatile constituents in two species of genus Magnoloia by HS-SPME-GC-MS Effect of Low Temperature on Flower Color and Relevant Enzymes Activity of Two Magnolia Species Chemical constituents from flower buds of She Medicine Magnolia liliflora