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根系生态学 被引量：102

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摘要 根系是植物重要的功能器官，它不但为植物吸收养分和水分、固定地上部分，而且通过呼吸和周转消耗光合产物并向土壤输入有机质。根据Jackson等（1997）粗略估计，仅直径小于2mm的细根如果每年周转1次，就要消耗全球陆地生态系统M甲的33％左右，其中一些生态系统消耗的Ⅳ即更是超过50％（Vogt et al．，1986）。因此，
作者 王政权 郭大立
机构地区 东北林业大学林学院。哈尔滨 北京大学城市与环境学院生态学系
出处 《植物生态学报》 CAS CSCD 北大核心 2008年第6期1213-1216,共4页 Chinese Journal of Plant Ecology
关键词 根系 生态学 陆地生态系统 JACKSON 吸收养分 地上部分 光合产物 有机质
分类号 Q948 [生物学—植物学]
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参考文献28

  • 1Aber JD, Melillo JM, Nadelhoffer KJ, McClaugherty CA, Pastor J (1985). Fine root turnover in forest ecosystems in relation to quantity and form of N availability: a comparison of two methods. Oecologia, 66, 317-321.
  • 2Bloomfield J, Vogt KA, Wargo PM (1996). Tree root turnover and senescence. In: Waisel Y, Eshel A, Kafkafi U eds. Plant Roots, the Hidden Half 2nd edn. Marcel Dekker Press, New York, 363-381.
  • 3Cheng W, Coleman DC, Box JE (1990). Root dynamics, production and distribution in agroecosystems on the Georgia Piedmont using minirhizotrons. Journal of Applied Ecology, 27, 592-604.
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  • 5de Kroon H, Visser EJ (2003). Root Ecology. Springer, Germany.
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  • 7Grier CC, Vogt KA, Keyes MR, Edmonds RL (1981). Biomass distribution and above- and below-ground production in young and mature Abies amabilis zone ecosystems of the Washington Cascades. Canadian Journal of Forest Research, 11,155-167.
  • 8Guo DL, Mitchell RJ, Hendricks JJ (2004). Fine root branch orders respond differentially to carbon source-sink manipulations in a longleaf pine forest. Oecologia, 140, 450-457.
  • 9Guo DL, Li H, Mitchell RJ, Han WX, Hendricks JJ, Fahey TJ, Hendrick RL (2008a). Heterogeneity by root branch order: exploring the discrepancy in root longevity and turnover estimates between minirhizotron and C isotope methods. New Phytologist, 177, 443-456.
  • 10Guo DL, Michell RJ, Withington JM, Fan PP, Hendricks JJ (2008b). Endogenous and exogenous controls of root life span, mortality and nitrogen flux in a longleafpine forest: root branch order predominates. Journal of Ecology, 96, 737-745.

二级参考文献101

  • 1Schlesinger W H. Carbon sequestration in soils. Science, 1999,284:2095
  • 2Copley J. Ecology goes underground. Nature, 2000, 406:452-454
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  • 7Wolters V, Silver W L, Bignell D E, et al. Effects of global changes on above- and belowground biodiversity in terrestrial ecosystems: implications for ecosystem functioning. BioScience,2000, 50:1089～1098
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  • 10van der Putten W H, Mortimer S R, Hedlund K, et al. Plant species diversity as a driver of early succession in abandoned fields: a multi-site approach. Oecologia, 2000, 124:91～99

共引文献139

同被引文献1871

引证文献102

二级引证文献944

植物生态学报
2008年 第6期

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