青海省森林乔木层碳储量现状及固碳潜力
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Current stocks and potential of carbon sequestration of the forest tree layer in Qinghai Province, China
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图2. 不同龄级乔木碳储量、面积和蓄积量占总量的比例。I, 幼龄林; II, 中龄林; III, 近熟林; IV, 成熟林; V, 过熟林。 |
Fig. 2. The frequency distribution of carbon storage, area and accumulation among different forest age classes. I, young forest; II, middle-aged forest; III, near-mature forest; IV, mature forest; V, over-mature forest. |
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