中国北方5种栎属树木多度分布及其对未来气候变化的响应
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Response of abundance distribution of five species of Quercus to climate change in northern China
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图3. 中国北方5种树种在基准气候(1960-1990年)的多度(棵·1000 m-2)潜在分布。A, 栓皮栎。B, 麻栎。C, 槲栎。D, 锐齿槲栎。E, 蒙古栎。 |
Fig. 3. Species abundance (number·1 000 m-2) distribution maps of the North China for five species produced by random forest model, based on bioclimatic variables at year 1960-1990. A, Quercus variabilis. B, Q. acutissima. C, Q. aliena. D, Q. aliena var. acuteserrata. E, Q. mongolica. |
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