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　　Definitions, classification requirements, methods and rules of inspection for the nursery-stock of Chinese seabuckthorn are stipulated in this standard. This standard is mainly applicable to the nursery-stock of seabuckthorn that grows in areas of north, northeast, northwest and southwest China. Nursery-stock of seabuckthorn means bare root seedlings that are cultivated in open land and saplings that are bred in protected land ( land protected with equipment).This standard is only applicable to Chinese seabuckthorn ( Hippophae rhamnoides Linn. subsp. sinensis ). Other species or subspecies of Hippophae can use this standard for reference.本标准规定了沙棘育苗所采用的种子的分级要求、检验方法、检验规则及沙棘种子包装、标志、贮存和运输方法。本标准主要适用于我国三北地区和西南地区，用于培育沙棘实生苗的沙棘种子或用沙棘种子直接造林。本标准只适用于中国沙棘，其他沙棘种可参照执行。