The damage of the cytoskeleton system in the pollen and the pollen tube of Pinus thunbergii induced by ion beam implantation were researched.

以黑松花粉粒和花粉管为试验材料，研究了离子注入对细胞骨架系统的损伤效应。

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Pollen tube was very small.

花粉管细小或畸形；

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Pollen tube crawled (twisted) at the stigmatic surface.

花粉管在柱头内逆行生长；

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