After Paulownia infected by witches broom, the distance between its nodes became, shorter and the size of the leaves became smaller.

泡桐在罹丛枝病之后，除节间距缩短、叶片缩小等外部变化外，其组织结构也发生变化。

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After Paulownia infected by witches broom, the distance between its nodes became, shorter and the size of the leaves became smaller.

泡桐在罹丛枝病之后，除节间距缩短、叶片缩小等外部变化外，其组织结构也发生变化。

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