主要管理措施对人工林土壤碳的影响

被引：30

作者：

闫美芳 ^{[1
,2
]}

张新时 ^{[1
,2
]}

江源 ^{[1
]}

周广胜 ^{[2
]}

机构：

[1] 北京师范大学地表过程与资源生态国家重点实验室

[2] 中国科学院植物研究所植被与环境变化国家重点实验室

来源：

生态学杂志 | 2010年 / 29卷 / 11期

关键词：

人工林; 营林措施; 土壤碳储量; 土壤呼吸; 减缓气候变化;

D O I：

10.13292/j.1000-4890.2010.0353

中图分类号：

S714 [森林土壤学];

学科分类号：

0903 ; 090301 ;

摘要：

人工林碳汇在全球碳循环及温室气体减排中发挥着重要作用。人工林是处于人为调控下的生态系统类型,经营管理措施是影响人工林土壤碳平衡的重要因素。通过科学合理的生态系统管理,增强人工林的土壤碳汇,对减缓气候变化具有十分重要的意义。本文综述了主要经营管理措施(造林树种、轮伐期、采伐、灌溉和施肥)对人工林土壤碳储量与碳通量影响的研究进展,结果表明:人工林经营管理措施可通过改变林地的温度、水分、养分和土壤结构,来影响土壤有机碳储量和土壤呼吸等碳循环过程。但目前人工林管理对土壤碳影响的研究还很不足,一些营林措施还未展开相关研究。未来应针对人工林管理措施对土壤碳的影响做更全面的定量研究。

引用

页码：2265 / 2271

页数：7

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