民间防寒栽桃，已有２００余年的历史。恶劣寒冷的环境，不但造就桃树寒化的动力，而且也是引起变异矮化的直接原因。吉林省公主岭寒地果树研究所继“血寒１号”桃成功选育后，又经８年选育、评鉴，从中选育出一个优良品系，１９９７年经专家初步鉴定，暂定名“寒公主”。... Folk cold-resistant peach, has more than 200 years of history. Poor cold environment, not only to create the driving force of peach cold, but also caused the dwarf mutation of the direct cause. After the successful breeding of “Xuehan 1” peach, Gongziling Cold-Field Fruit Tree Research Institute of Jilin Province has also bred an excellent line after eight years of breeding and evaluation. In 1997, it was initially appraised by experts and tentatively named “ Cold princess ”. ...