1965-2014年北京西郊地区植物观赏期对气候变化的响应
Responses of variations of plant ornamental period to climate change in the west suburbs of Beijing from 1965-2014
虚线为变化趋势的平均值
1965-2014年北京西郊地区植物观赏期对气候变化的响应 |
| 高新月, 戴君虎, 张明庆 |
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Responses of variations of plant ornamental period to climate change in the west suburbs of Beijing from 1965-2014 |
| Xinyue GAO, Junhu DAI, Mingqing ZHANG |
| 图3 绿叶观赏期的开始日、结束日与最优时段气温的回归系数频率分布 虚线为变化趋势的平均值 |
| Fig. 3 Frequency distributions of regression slopes of beginning and end dates of leaf greenness ornamental period on preseason temperature |
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