川西亚高山不同演替阶段天然次生林土壤碳氮含量及酶活性特征
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Characteristics of soil carbon and nitrogen contents and enzyme activities in sub-alpine secondary forests with different successional stages in Western Sichuan, China
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图1. 米亚罗林区研究样地位置示意图。 |
Fig. 1. Location of the study sites and different natural secondary forest types in Miyaluo forest area. |
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