Protoplast culture and plant regeneration of Zygophyllum xanthoxylum Phenotype differences between Zygophyllum xanthoxylum and Salsola arbuscula from open and wind-protected sites Leaf Anatomical Structure of Zygophyllum xanthoxylum under Chronic High Wind Plant size differences with twig and leaf traits of Zygophyllum xanthoxylum in the northern slope of Qilian Mountains, China Physiological role of Na+ in adaption of Zygophyllum xanthoxylum to osmotic stress Establishment of a high frequency regeneration system for the succulent xerophyte Zygophyllum xanthoxylum Effects of soil water stress on seedling growth and water use efficiency of two desert shrubs Sodium compound fertilizer improved growth and drought tolerance of Zygophyllum xanthoxylum seedlings under drought stress