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光合作用调控土壤呼吸研究进展

井艳丽1,2,关德新1**,吴家兵1,王安志1,袁凤辉1   

  1. (1中国科学院沈阳应用生态研究所森林与土壤生态国家重点实验室, 沈阳 110164; 2中国科学院大学, 北京 100049)
  • 出版日期:2013-01-18 发布日期:2013-01-18

Research progress on photosynthesis regulating and controlling soil respiration.

JING Yan-li1,2, GUAN De-xin1, WU Jia-bing1, WANG An-zhi1, YUAN Feng-hui1   

  1. (1State Key Laboratory of Forest and Soil Ecology, Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang 110164, China; 2University of Chinese Academy of Sciences, Beijing 100049, China)
  • Online:2013-01-18 Published:2013-01-18

摘要: 了解土壤呼吸机理并准确预估土壤呼吸大小是评价全球碳收支的重要基础.以往构建的土壤呼吸预测模型常常忽略光合作用为根源呼吸提供底物这一生理生态过程,因此在预估土壤呼吸机理方面存在缺陷.鉴于此,本文概述了光合作用调控土壤呼吸的机理及其研究进展,介绍了主要的研究方法,并提出当前光合作用对土壤呼吸影响研究中存在的问题及未来该领域的研究重点.

Abstract: To understand the mechanisms of soil respiration and accurately estimate its magnitude are the crucial basis of evaluating global carbon balance. However, the previously built soil respiration forecast models usually neglect the physiological processes that photosynthesis supplies substrates for rhizospheric respiration, leading to the defect in evaluating the mechanisms of soil respiration. This paper summarized the research progress on the mechanisms of photosynthetic regulation and control of soil respiration, introduced the related main research methods, and discussed the existing problems and research hotspots.