亚热带常绿阔叶林89种木本植物一级根直径的变异
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Variations in the first-order root diameter in 89 woody species in a subtropical evergreen broadleaved forest
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图3. 一级根直径与分化时间的线性回归。MYA, 百万年前。 |
Fig. 3. Linear regression between the first-order root diameter and divergence time. MYA , million years ago. |
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