Biology. The length of daily illumination which an organism receives; the length of light exposure which is most effective in stimulating a…
| 单词 | θ18543 |
| 释义 | the world > life > biology > biological processes > light-related processes > [noun] > photoregulation > period of exposure to daylight (4) day length1920 Biology. The length of daily illumination which an organism receives; the length of light exposure which is most effective in stimulating a… photoperiod1920 The period of daily illumination which an organism receives; (also) the length of light exposure which is most effective in stimulating a… Subcategories:— reactions to changes in (2) |
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