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本文从五个方面论述了森林遗传资源常用的两种保存方法原境保存和原境外保存的结合途径，并就各结合途径保存的对象、目的、范围和优点进行了详细论述
In this paper, we discuss the combination ways of the two kinds of preservation methods used in forest genetic resources from the aspects of original preservation and original overseas preservation from five aspects, and elaborate on the object, purpose, scope and merits of each combination