土壤呼吸

soil respiration的用法和样例：

例句

Soil respiration in the typical farmlands in the North China Plain.华北平原典型农田土壤呼吸的研究。
When primitive subalpine abies forest was deforested to cropland, soil carbon stock and its stability decreased.人工林土壤呼吸速率大于天然次生林，农地和草地呼吸速率最低。

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