photoperiodism

1. Photoperiodism The response of an organism to changes in day length.
植物对于日照长度改变所引起的反应。

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2. The respose was not caused by the effects of temperature, photosynthetic duration or pre-flowering photoperiodic after-effect but was typical photoperiodism.
这种反应属于典型的光周期现象,而不是由温度的替代作用、光合时间的改变或前期短日后效应引起的。

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3. The respose was not caused by the effects of temperature, photosynthetic duration or pre-flowering photoperiodic after-effect but was typical photoperiodism.
这种反应属于典型的光周期现象,而不是由温度的替代作用、光合时间的改变或前期短日后效应引起的。

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