The living patterns of Nucifraga caryocatactes and the spreading ways of Koream pine seeds were also studied over a long period of time, and the secret has been revealed for Koream pine renewed in the Picea and Abes forests.

• 该文还对星鸦生活规律和对红松种子传播途径进行了较长期的研究,揭示了云冷杉林内红松更新的奥秘。