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抚顺县哈达林场于１９６４年开始营建树木种子园，截至１９９８年末，已建成长白落叶松初级无性系种子园２２．６ｈｍ２，１．５代无性系种子园３．４ｈｍ２，总建设规模２６．０ｈｍ２。定植建园以后，经过近４０年的实践和研究，总结出一套较完整的种子园经营管理技术，大体
Hedar Forest Farm in Fushun County started construction of a tree seed orchard in 1964. As of the end of 1998, 22.6hm2 of primary clonal seed orchard of Changbai Larch has been completed and 3.4hm2 of clonal seed orchard of 1.5 generations have been built with a total construction scale of 26.0hm2. After the establishment of colonization garden, after nearly 40 years of practice and research, summed up a more complete management of seed orchard management, generally