The photosynthetic unit then is a physiological unit of function defined by experiments with intact plants.

用整体植物作的试验，又把光合单位定义为生理学的功能单位。

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The photosynthetic unit then is a physiological unit of function defined by experiments with intact plants.

用整体植物作的试验，又把光合单位定义为生理学的功能单位。

youdao