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The emission factor of volatile isoprenoids: stress, acclimation, and developmental responses

Niinemets, Ue. ; Arneth, Almut LU ; Kuhn, U. ; Monson, R. K. ; Penuelas, J. and Staudt, M. (2010) In Biogeosciences 7(7). p.2203-2223
Abstract
The rate of constitutive isoprenoid emissions from plants is driven by plant emission capacity under specified environmental conditions (E-S, the emission factor) and by responsiveness of the emissions to instantaneous variations in environment. In models of isoprenoid emission, E-S has been often considered as intrinsic species-specific constant invariable in time and space. Here we analyze the variations in species-specific values of E-S under field conditions focusing on abiotic stresses, past environmental conditions and developmental processes. The reviewed studies highlight strong stress-driven, adaptive (previous temperature and light environment and growth CO2 concentration) and developmental (leaf age) variations in E-S values... (More)
The rate of constitutive isoprenoid emissions from plants is driven by plant emission capacity under specified environmental conditions (E-S, the emission factor) and by responsiveness of the emissions to instantaneous variations in environment. In models of isoprenoid emission, E-S has been often considered as intrinsic species-specific constant invariable in time and space. Here we analyze the variations in species-specific values of E-S under field conditions focusing on abiotic stresses, past environmental conditions and developmental processes. The reviewed studies highlight strong stress-driven, adaptive (previous temperature and light environment and growth CO2 concentration) and developmental (leaf age) variations in E-S values operating at medium to long time scales. These biological factors can alter species-specific E-S values by more than an order of magnitude. While the majority of models based on early concepts still ignore these important sources of variation, recent models are including some of the medium- to long-term controls. However, conceptually different strategies are being used for incorporation of these longer-term controls with important practical implications for parameterization and application of these models. This analysis emphasizes the need to include more biological realism in the isoprenoid emission models and also highlights the gaps in knowledge that require further experimental work to reduce the model uncertainties associated with biological sources of variation. (Less)
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author
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organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Biogeosciences
volume
7
issue
7
pages
2203 - 2223
publisher
Copernicus GmbH
external identifiers
  • wos:000280515300013
  • scopus:77954825879
ISSN
1726-4189
DOI
10.5194/bg-7-2203-2010
language
English
LU publication?
yes
id
2370aac1-54ed-4d55-987b-de6a7276d8f3 (old id 1678516)
date added to LUP
2016-04-01 10:07:40
date last changed
2022-02-09 22:56:31
@article{2370aac1-54ed-4d55-987b-de6a7276d8f3,
  abstract     = {{The rate of constitutive isoprenoid emissions from plants is driven by plant emission capacity under specified environmental conditions (E-S, the emission factor) and by responsiveness of the emissions to instantaneous variations in environment. In models of isoprenoid emission, E-S has been often considered as intrinsic species-specific constant invariable in time and space. Here we analyze the variations in species-specific values of E-S under field conditions focusing on abiotic stresses, past environmental conditions and developmental processes. The reviewed studies highlight strong stress-driven, adaptive (previous temperature and light environment and growth CO2 concentration) and developmental (leaf age) variations in E-S values operating at medium to long time scales. These biological factors can alter species-specific E-S values by more than an order of magnitude. While the majority of models based on early concepts still ignore these important sources of variation, recent models are including some of the medium- to long-term controls. However, conceptually different strategies are being used for incorporation of these longer-term controls with important practical implications for parameterization and application of these models. This analysis emphasizes the need to include more biological realism in the isoprenoid emission models and also highlights the gaps in knowledge that require further experimental work to reduce the model uncertainties associated with biological sources of variation.}},
  author       = {{Niinemets, Ue. and Arneth, Almut and Kuhn, U. and Monson, R. K. and Penuelas, J. and Staudt, M.}},
  issn         = {{1726-4189}},
  language     = {{eng}},
  number       = {{7}},
  pages        = {{2203--2223}},
  publisher    = {{Copernicus GmbH}},
  series       = {{Biogeosciences}},
  title        = {{The emission factor of volatile isoprenoids: stress, acclimation, and developmental responses}},
  url          = {{http://dx.doi.org/10.5194/bg-7-2203-2010}},
  doi          = {{10.5194/bg-7-2203-2010}},
  volume       = {{7}},
  year         = {{2010}},
}