Studies on the physiological and biochemical characteristics of Guanximiyou pomelo plants under salt stress Plant Regeneration in vitro from Epicotyl of Citrus grandis Osbeck ‘Pingshanyou’ Studies on the Tissue Culture of Different Explants in vitro and Plant Regeneration from Citrus grandis cv. Shatian Yu Study on the growth and characteristics of mineral nutrition and ion absorption of pomelo seedlings under salt stress Cloning and Analysis of a S-like RNase Gene CgSL1 from Self-incompatible Cultivars in Citrus grandis Osbeck Comparative Analysis of Essential Oil Components from Golden Pomelo Peel by Steam Distillation and Solvent Extraction Establishment for Culture In Vitro and Plant Regeneration System of Citrus grandis cv.Chandler