碳库
- 网络Carbon pool;carbon reservoir;Carbon Sink
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森林生态系统作为一个巨大的碳库,在陆地碳循环中扮演着重要的角色。
Forest ecosystem is a large carbon sink and plays an important role in land carbon cycle .
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土壤有机碳库是地球生态系统处于活跃状态的最大碳汇,在全球碳循环中起到重要的作用。
The soil carbon pool is the largest active carbon sink of the Earth system and the main carbon source of GHG . Soil carbon pool plays an important role in the global carbon cycle .
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基于GIS的国家尺度和区域尺度土壤有机碳库研究
Study on Soil Organic Carbon Stocks in National and Regional Scale Using GIS
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草地是陆地生态系统大的碳库,在减少和固持CO2方面将发挥主要作用。
Grasslands are the biggest carbon bank , and play a chief part in reducing and fixing CO2 .
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根据中国第一次土壤普查得到的土壤各类型分布面积、采样数据、土壤有机质含量,运用GIS技术,来估算土壤碳库。
This paper adopted the soil distribution area , sampling data and soil organic content from the first soil general survey and applied the technique of GIS to estimate soil carbon reservior in China .
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因此,认识不同环境条件下岩溶水体系对大气CO2源汇的贡献是认识碳酸盐岩无机碳库对全球变化响应的基础。
Therefore , understanding the contributions of different environmental conditions in Karst water system to the sources or sinks of atmospheric CO_2 is the key to study the responses of carbonatite to global changes .
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水溶性有机物(dissolvedorganicmatter,简称:DOM)是陆地生态系统中最为活跃的有机碳库,也是土壤圈层与相关圈层进行物质和能量交换的重要表现形式。
Dissolved organic matter ( DOM ), an important active organic carbon pool in terrestrial ecosystem , plays a role in the mobilization , translocation , and toxicity of many inorganic and organic pollutants in environment .
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土壤颗粒有机物(POM)是土壤有机碳库中活动性较大的碳库。
Particulate organic matter ( POM ), as an active pool of soil organic carbon , play an important role in C sequestration in cultivated soil .
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从地质角度研究全球最大碳库&碳酸盐岩在其岩溶发育过程中对温室气体CO2的调节能力,从而为更全面、定量地考察温室气体CO2循环提供新思路及依据。
This article studied the conditioning capacity of karst to green house gas CO 2 during its development , which provide a new idea and basis for probing the CO 2 cycle more comprehensively and quantitatively .
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通过长期定位试验,研究不同植被覆盖与施肥管理对黑土活性有机碳库形成及碳库管理指数ICM的影响。
Effects of vegetation and fertilization on black soil labile organic carbon and carbon management index ( ICM ) were studied in a long-term fertilization experiment .
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森林土壤有机碳库占全球土壤有机碳库的70%,其贮量的微小变化,都可显著地引起大气CO2浓度的改变。
Forest soil contains more than 70 % organic carbon pool of the earth . So small changes in forest soil organic carbon ( SOC ) pool can remarkably cause the variance in CO_2 density of atmosphere .
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本论文基于GIS技术和模型研究方法,选取典型红壤和水稻土区域的湖南省宁乡县为研究对象,开展县域尺度的农田土壤有机碳库研究。
Based on geographical information system ( GIS ) and soil organic carbon model , I select the typical red earth and paddy soil for Ningxiang County in Hunan regional to study on the cultivated soil organic carbon pool of county scale .
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均衡施用化肥(NPK),能够维持较高的作物产量,土壤有机碳库和氮库与试验初相比变化不大;
Balance fertilization of NPK always made yield higher , and the change of soil organic carbon and nitrogen pool was little , compared to early experiment ;
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森林土壤(包括枯枝落叶层)DOC是森林土壤活性碳库的重要组分,它的淋溶释放、存留、降解及迁移等动态变化影响到森林土壤(包括枯枝落叶层)有机C库的源汇功能;
Dissolved organic carbon is a key fraction of active carbon pool in forest soils and its dynamics ( including release and adsorption ) will affect function of soils as " source " or " sink " of organic carbon .
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虽然该系统目前起着大气CO2汇的作用,但大气CO2浓度增加导致的气温上升将对北极土壤碳库和CO2的源汇功能产生深刻影响。
At present the ecosystem is a sink of atmospheric CO 2.The global rise of air temperature resulting from an increase in atmospheric CO 2 would influence markedly the Arctic soil carbon and CO 2 source / sink relation of the ecosystems .
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据估算,森林生态系统土壤碳库为全球土壤碳库的73%,而土壤有机碳较小幅度的变化就可以引起大气CO2浓度的明显改变,从而影响全球气候变化。
It was estimated that 73 % of global carbon pool was soil carbon in forest ecosystem . A narrow change of soil organic carbon could lead the significantly changes of atmospheric CO2 , so as to effect the climatic change of global .
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qCO2和Kos与活性有机碳库各组分都呈负相关关系,但这两者之间具有极显著正相关关系。
QCO2 and Kos were negatively correlated with all fractions of active organic carbon pool , but there was an obvious positive correlation between themself .
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有机肥配施NPK,不仅作物稳产高产,而且土壤总有机碳库、腐殖酸碳库及氮库持续上升,是黑土持续利用的最佳施肥模式。
Combing organic fertilizer and NPK always made not only yield higher , but also soil total organic and humus acid carbon and nitrogen pool increase , and was the best fertilization mode for sustainable utilizing of black soil .
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土壤碳库(0~40cm)是杉木林生态系统碳库的重要组成部分,占总碳贮量的25.76%~76.78%。
Carbon stock of the soil which is the important part of carbon storage in Cunninghamis lanceolata ecosystem accounted for from 25.76 % to 76.78 % of total carbon stock .
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用高锰酸钾氧化法讨论了土壤活性碳库和碳库管理指数(CPMI)。
The active C pool and CPMI ( C pool management index ) of soils under different agricultural ecosystem were discussed using potassium permanganate oxidation in this paper .
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讨论不同农田生态系统的土壤活性碳库和碳库管理指数(CPMI),结果表明:不同农田生态系统的土壤CPMI明显受施肥、气候、土壤利用方式、耕种年限等因素的影响。
The active C pool and CPMI ( C pool management index ) of soils in different agricultural ecosystems were discussed . The results indicated that CPMI was significantly affected by fertilization , climate , soil utilization patterns and cultivated age .
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总结了中国干旱性地区土壤发生性碳酸盐的研究资料,估算其碳库为约60Pg。
The published data on pedogenic carbonates ( SIC ) in aridic soils of China are summarized in this paper . Estimation of the total carbon pool of SIC is made by statistics being 60 Pg.
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不同农田生态系统土壤碳库管理指数的研究
Study on soil C pool management index of different farmland ecosystems
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侵蚀&沉积连续地形中土壤碳库的空间分异
Spatial Variation of Soil Organic Carbon Pools in Erosion-deposition Continuation Landform
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保护性耕作对土壤养分及有机碳库的影响
Effects of conservation tillage on soil nutrient and organic carbon pool
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短期免耕对稻田土壤活性有机碳库的影响
Effects of Short-term No-tillage on Soil Carbon Pool in Paddy Fields
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土壤是陆地生态系统中最大的碳库。
Soils are the largest carbon reservoir in terrestrial ecosystems .
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土壤生物活性有机碳库及其表征指标的研究
The size and characterization of biologically active organic carbon pool in soils
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中国土壤有机碳库及空间分布特征分析
Analysis on Spatial Distribution Characteristics of Soil Organic Carbon Reservoir in China
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中国森林植被碳库的动态变化及其意义
Dynamic Forest Biomass Carbon Pools in China and Their Significance