The assessment method for gas regulation function of an agro-forestry ecosystem
WANG Yong1,2, LUO Shi-ming1
1. Institute of Tropical and Subtropical Ecology, South China Agriculture University, Guangzhou 510642, China; 2. Agriculture Bureau of Foshan, Foshan 528000, China
The advance of the gas regulation function for an agro-forestry ecosystem, as one kind of the ecosystem services, including its pattern of receiving and releasing gas, the measure methods and relative factors, the effect for the agricultural managements and the changed atmosphere on agro-forestry ecosystem, is summarized.While being assessed, the function can be divided into three main parts(regulating C and O, absorbing or releasing CH4 and N2O, cleaning SO2), then the operational assessment formulas and parameters are proposed here. The gas regulation function for the agro-forestry ecosystem of Foshan in 2005 was assessed, the result was that valued 1.818 billion yuan(RMB).
王勇1,2, 骆世明1. 农林生态系统的大气调节功能及价值核算方法[J]. , 2007, 26(2): 165-169.
WANG Yong1,2, LUO Shi-ming1. The assessment method for gas regulation function of an agro-forestry ecosystem. , 2007, 26(2): 165-169.
[1] Manuel C.Molles Jr.2002.Ecology:Concept and Applications,Second Edition (影印本)[M].北京:高等教育出版社.527-528.
[2] Vaclav Smil.2002.The earth's biosphere:evolution,dynamic,and change[M].London:The MIT Press.229-262.
[3] Msckenzie A,Ball A S,Virdee S R.2003.Instant Note in Ecology (影印本)[M].北京:科学出版社.304-307.
[4] Mulholland P L.2003.Large-scale patterns in dissolved organic carbon concentration,flux,and sources[A].Stuart E G F,Robert L S.Aquatic ecosystem:interactivity of dissolved organic matter[C].USA:Academic Press.139-159.
[8] Dobbie K E,Smith K A,Prieme A.1996.Effect of land use on the rate of methane uptake by surface soil in northern Europe[J].Atmosphere.Environment,30:1005-1011.
[11] Hungate B A,Holland E A,Jackson R B,et al.1997.The fate of carbon in grasslands under carbon dioxide enrichment[J].Nature,388:576-579.
[12] Shoji Hashimoto.2002.A simple technique to analyze a small volume of soil CO2 gas using an infrared gas analyzer[J].Soil Biology & Biochemistry,34:273-275.
[13] Pekka Vanhala.2002.Seasonal variation in the soil respiration rate in coniferous forest soils[J].Soil Biology & Biochemistry,34:1375-1379.
[14] Conrad R.1996.Soil microorganisms as controllers of atmospheric trace gases(H2,CO,CH4,OCS,N20,and NO)[J].Microbiology Review,60:609-640.
[15] Benjamin Wolf,George H Snyder.2003.Sustainable soils:the place of organic matter in sustaining soils and their productivity[M].New York:Food Products Press.26-32.
[16] Raich J W,Schlesinger W H.1992.The global carbon dioxide flux in soil respiration and its relationship to vegetation and climate[J].Tellus,44:81-89.
[18] Martin B,Ralf C.1995.Effect of CH4 concentrations and soil conditions on the induction of CH4 oxidation activity[J].Soil Biology & Biochemistry,27:1517-1527.
[22] Rodhe H.1990.A comparison of the contribution of various gases to the greenhouses effect[J].Science,248:1217-1219.
[23] Madhoolika Agrawal.2002.Influences of elevated levels of on plants[A].R S Ambasht,Navin K Ambasht.Modern trends in applied terrestrial ecology[C].NewYork:Kluwer Academic.225-245.
[24] Nigel J,B Bell,Fiona M Marshall.2002.Effects of air pollution on crops in developing countries[A].R S Ambasht,Navin K Ambasht.Modern trends in applied terrestrial ecology[C].New York:Kluwer Academic.95-107.
[30] Bjorklund J,Karin E L,Torbjorn R.1999.Impact of production intensity on the ability of the agricultural landscape to generate ecosystem services:an example from Sweden[J].Ecological Economics,29:269-291.
[31] Mannc A S,Richard G Richel.2001.An alternative approach to establishing tradeoffs among greenhouse gases[J].Nature,410:675-677.