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  • The secondary xylem of root is well developed, and there is supernumerary cambium around the vessels.

    块根的次生木质部发达，导管周围存在额外形成层。

    youdao

  • The secondary xylem of root is well developed, and there is supernumerary cambium around the vessels.

    块根的次生木质部发达，导管周围存在额外形成层。

    youdao

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