[1] Banat K M, Howari F M, Al-Hamad A A, 2005. Heavy metals in urban soil of central Jordan: Should we worry about their environmental risks? Environmental Research, 97(3): 258–273.
[2] Batjes N H, 1996. The total C and N in soils of the world. European Journal of Soil Science, 47(2): 151–163.
[3] Beyer L, Lahle P, Kretschmer H et al., 2001. Soil organic matter composition of man-impacted urban sites in north Germany. Journal of Plant Nutrition and Soil Science, 164(4): 359–364.
[4] Bian Zhenxing, Wang Qiubing, 2003. Study on urban park soil nutrients in Shenyang city's green areas. Chinese Journal of Soil Science, 34(4): 284–290. (in Chinese)
[5] Bullock P, Gregory P J, 1991. Soils in urban environment. London: Blackwell Scientific Publications, 1–192.
[6] De Kimple C R, Morel J L, 2000. Urban soil management: A growing concern. Soil Science, 165(1): 31–40.
[7] Duan Yingqiu, Wei Zhongyi, Han Chunlan et al., 2008. Content of organic carbon urban soil in different land use type areas, Northeast China. Journal of Shenyang Agricultural University, 39(3): 324–326. (in Chinese)
[8] Eswarran H E, Van Den Berg E V, Reich P, 1993. Organic carbon in soils of the world. Soil Science society of American Journal, 57(1): 192–194.
[9] He Yue, Zhang Ganlin, 2006. Concentration and sources of organic carbon and black carbon of urban soil in Nanjing. Acta Pedologica Sinica, 43(2): 177–181. (in Chinese)
[10] Imperato M, Adamo P, Naimo D, et al., 2003. Spatial distribution of heavy metals in urban soil of Naples city (Italy). Environmental Pollution, 124(2): 247–256.
[11] Kirschbaum M U F, 2000. Will changes in soil organic carbon act as a positive or negative feedback on global warming? Biogeochemistry, 48(1): 21–51.
[12] Li Yuhe, 1997. Study on the characters of formation, estimation of fertilizer, utilization and management of urban soils. Journal of Chinese Landscape Architeture, 13(3): 20–23. (in Chinese)
[13] Liu Yuyan, Liu Min, Liu Haofeng, 2006. Analysis on characteristics of heavy metal pollution in urban soil. Chinese Journal of Soil Science, 37(1): 184–189. (in Chinese)
[14] Ljung K, Otabbong E, Selinus O, 2006. Natural and anthropogenic metal inputs to soils in urban Uppsala, Sweden. Environmental Geochemistry and Health, 28(4): 353–364.
[15] Lu Ying, Gong Zitong, Zhang Ganlin, 2001. Preliminary study on characteristics and classification of soils in Nanjing city. Soils, 33(1): 47–51. (in Chinese)
[16] Nanjing Institute of Soil Science (NISS), Chinese Academy of Sciences, 1978. Analysis of the Physical and Chemical Characters of Soil. Shanghai: Science and Technology Publishing House, 273–287.
[17] Nelson D W, Sommers L E, 1975. A rapid and accurate method for estimating organic carbon in soil. Proceedings of the Indiana Academy of Science, 84: 456–462.
[18] Pan Genxing, Li Lianqing, Zhang Xuhui, 2002. Perspectives on issues of soil carbon pools and global change: With suggestions for studying organic carbon sequestration in paddy soils of China. Journal of Nanjing Agricultural University, 25(3): 100–109. (in Chinese)
[19] Phillip J C, 1992. Urban Soil in Landscape Design. New York: John Wiley and Sons Inc., 85–122.
[20] Post W M, Emanuel W R, Zinke P et al., 1982. Soil carbon pools and world life zones. Nature, 298(8): 156–159.
[21] Pouyat R, Groffman P, Yesilonis I D et al., 2002. Soil carbon pools and fluxes in urban ecosystems. Environmental Pollution, 116(1): 107–118.
[22] Pouyat R V, Yesilonis I D, Golubiewski N E, 2008. A comparison of soil organic carbon stocks between residential turf grass and native soil. Urban Ecosystems, 12(1): 45–62.
[23] Raich J W, Potter C S, 1995. Global patterns of carbon dioxide emissions from soils. Global Biogeochemical. Cycle, 9(1): 23–26.
[24] Rawlins B G, Vane C H, Kim A W et al., 2007. Methods for estimating types of soil organic carbon and their application to surveys of U K urban areas. Soil Use and Management, 24(1): 47–59.
[25] Richard V P, Yesilonis I D, David J N, 2006. Carbon storage by urban soil in the United States. Journal of Environmental Quality, 35(4): 1566–1575.
[26] Rodriguez-Murillo J C, 2001.Organic carbon content under different types of land use and soil in peninsular Spain. Biology and Fertility of Soils, 33(1): 53–261.
[27] Schlesinger W H, 1990. Evidence from chronosequence studies for a low carbon-storage potential of soils. Nature, 348: 232–234.
[28] Williamm R E, Richard V P, 1997. The genesis, classification, and mapping of soils in urban areas. Urban Ecosystems, 1(4): 217–228.
[29] Wu Xinmin, Li Lianqing, Pan Genxing et al., 2003. Soil pollution of Cu, Zn, Pb and Cd in different city zones of Nanjing. Chinese Journal of Environmental Science, 24(3): 105–111. (in Chinese)
[30] Xiong Yi, Li Qingkui, 1978. Soils in China. Beijing: Science Press, 39–303. (in Chinese)
[31] Zhang Ganlin, He Yue, Gong Zitong, 2004. Characteristics of organic carbon distribution in anthropogenic soils and its implication on carbon sequestration. Quaternary Sciences, 24(2): 149–159. (in Chinese)
[32] Zhang Ganlin, Zhu Yongguan, Fu Bojie, 2003. Quality changes of soils in urban and suburban areas and its eco-environmental impacts: A review. Acta Ecologica Sinica, 23(3): 539–545. (in Chinese)
[33] Zhang Jia’en, 1997. The formation and protection of urban soil. Soils, (4): 189–193. (in Chinese)
[34] Zhang M K, Ke Z X, 2004. Heavy metals, phosphorus and some other elements in urban soil of Hangzhou city, China. Pedosphere, 14(2): 177–185.
[35] Zhang Mingkui, Zhou Cui, 2006. Characterization of organic matter accumulated in urban soil in the Hangzhou city. Chinese Journal of Soil Science, 37(1): 19–21. (in Chinese)
|