globalchange  > 全球变化的国际研究计划
DOI: 10.1016/j.jes.2019.01.020
WOS记录号: WOS:000465122900011
论文题名:
Influence of physiological and environmental factors on the diurnal variation in emissions of biogenic volatile compounds from Pinus tabuliformis
作者: Chen, Jungang1,2,3; Bi, Huaxing1,4,5,6,7,8; Yu, Xinxiao1; Fu, Yanlin1; Liao, Wenchao9
通讯作者: Bi, Huaxing
刊名: JOURNAL OF ENVIRONMENTAL SCIENCES-CHINA
ISSN: 1001-0742
EISSN: 1878-7320
出版年: 2019
卷: 81, 页码:102-118
语种: 英语
英文关键词: Biogenic volatile organic compounds ; Pinus tabuliformis ; Emission rate ; Monoterpenes
WOS关键词: SOLID-PHASE MICROEXTRACTION ; RIVER DELTA REGION ; ISOPRENE EMISSION ; ORGANIC-COMPOUNDS ; MONOTERPENE EMISSIONS ; QUERCUS-ILEX ; VOC EMISSIONS ; SCOTS PINE ; SESQUITERPENE EMISSIONS ; SEASONAL-VARIATIONS
WOS学科分类: Environmental Sciences
WOS研究方向: Environmental Sciences & Ecology
英文摘要:

Biological volatile organic compounds (BVOCs) have a large influence on atmospheric environmental quality, climate change and the carbon cycle. This study assesses the composition and diurnal variation in emission rates of BVOCs from Pinus tabuliformis, using an enclosure technique. Environmental parameters (temperature and light intensity) and physiological parameters (net photosynthetic rate, P-n; stomatal conductance, g(s); intercellular CO2 concentration, C-i; and transpiration rate, T-r) that may affect emission behavior were continuously monitored. The 10 most abundant compound groups emitted by P. tabuliformis were classified by gas chromatography-mass spectrometry. The dominant monoterpenoid compounds emitted were alpha-pinene, beta-myrcene, alpha-farnesene and limonene. The diurnal emission rate of BVOCs changed with temperature and light intensity, with dynamic analysis of BVOCs emissions revealing that their emission rates were more affected by temperature than light. The variation in monoterpene emission rates was consistent with estimates of P-n, g(s) and T-r. Basal emission rates (at 30 degrees C,) of the main BVOCs ranged from 0.006 to 0.273 mu g(-1)/(hr g), while the basal ER standardization coefficients ranged from 0.049 to 0.144 degrees C-1. Overall, these results provide a detailed reference for the effective selection and configuration of tree species to effectively prevent and control atmospheric pollution. (C) 2019 The Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences. Published by Elsevier B.V.


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资源类型: 期刊论文
标识符: http://119.78.100.158/handle/2HF3EXSE/142849
Appears in Collections:全球变化的国际研究计划

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作者单位: 1.Beijing Forestry Univ, Coll Soil & Water Conservat, Beijing 100083, Peoples R China
2.Peking Univ, Inst Ecol, Coll Urban & Environm Sci, Beijing 100871, Peoples R China
3.Peking Univ, Key Lab Earth Surface Proc, Minist Educ, Beijing 100871, Peoples R China
4.CNERN, Ji Cty Stn, Beijing 100083, Peoples R China
5.Beijing Forestry Univ, Key Lab State Forestry Adm Soil & Water Conservat, Beijing 100083, Peoples R China
6.Beijing Forestry Univ, Beijing Engn Res Ctr Soil & Water Conservat, Beijing 100083, Peoples R China
7.Beijing Forestry Univ, Engn Res Ctr Forestry Ecol Engn, Minist Educ, Beijing 100083, Peoples R China
8.Beijing Collaborat Innovat Ctr Ecoenvironm Improv, Beijing 102206, Peoples R China
9.Beijing Water Consulting Co LTD, Beijing 100048, Peoples R China

Recommended Citation:
Chen, Jungang,Bi, Huaxing,Yu, Xinxiao,et al. Influence of physiological and environmental factors on the diurnal variation in emissions of biogenic volatile compounds from Pinus tabuliformis[J]. JOURNAL OF ENVIRONMENTAL SCIENCES-CHINA,2019-01-01,81:102-118
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