Effects of elevated atmospheric CO2 concentrations on barley, sugar beet and wheat in a rotation: examples from the Braunschweig carbon project

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

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Effects of elevated atmospheric CO2 concentrations on barley, sugar beet and wheat in a rotation: examples from the Braunschweig carbon project. / Weigel, Hans-Joachim; Pacholski, Andreas Siegfried; Waloszczyk, K. et al.
in: Landbauforschung Volkenrode, Jahrgang 56, Nr. 3-4, 09.2006, S. 101-115.

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

Harvard

Weigel, H-J, Pacholski, AS, Waloszczyk, K, Frühauf, C, Manderscheid, R, Anderson, T-H, Heinemeyer, O, Kleikamp, B, Helal, M, Burkart, S, Schrader, S & Sticht, C 2006, 'Effects of elevated atmospheric CO2 concentrations on barley, sugar beet and wheat in a rotation: examples from the Braunschweig carbon project', Landbauforschung Volkenrode, Jg. 56, Nr. 3-4, S. 101-115.

APA

Weigel, H.-J., Pacholski, A. S., Waloszczyk, K., Frühauf, C., Manderscheid, R., Anderson, T.-H., Heinemeyer, O., Kleikamp, B., Helal, M., Burkart, S., Schrader, S., & Sticht, C. (2006). Effects of elevated atmospheric CO2 concentrations on barley, sugar beet and wheat in a rotation: examples from the Braunschweig carbon project. Landbauforschung Volkenrode, 56(3-4), 101-115.

Vancouver

Bibtex

@article{8e956ef4b7a944f38119b28f13659001,
title = "Effects of elevated atmospheric CO2 concentrations on barley, sugar beet and wheat in a rotation: examples from the Braunschweig carbon project",
abstract = "Apart from changes in temperature and precipitation patterns 'climate change' is driven by and entails marked changes in atmospheric chemistry. The future increase of the atmospheric CO 2-concentration is the most prominent and undisputable change of the atmosphere. Elevated CO 2 (e[CO 2]) is known to stimulate leaf level photosynthesis and to reduce leaf transpiration. This may result in altered biomass production of agricultural plants and subsequent secondary feedback effects on ecosystem properties, as for example, water relations, carbon (C) turnover and soil biology. In the framework of the Braunschweig Carbon Project effects of e[CO 2] under different levels of nitrogen (N) supply are studied in an arable crop rotation system (winter barley - sugar beet - winter wheat, 1999-2005) under field conditions by means of a Free Air Carbon dioxide Enrichment (FACE) approach. Preliminary results obtained during the first 3 years of experimentation are shown here. Canopy CO 2 uptake was stimulated by e[CO 2] by ca. 18 % (barley) to ca. 45 % (sugar beet), while canopy H 2O loss (evapotranspiration) was reduced by 2.6 % (wheat) to 19.8 % (sugar beet). The effects of e[CO 2] resulted in a stimulation of above ground biomass production between ca. + 6.1 % (sugar beet, reduced N fertilization) to + 14.4 % (winter wheat, full fertilization). Fine root biomass production was stimulated by e[CO 2] but this effect was not consistent during the growing seasons. While no significant effects of e[CO 2] on soil microbial biomass were observed, a CO 2-induced shift in the ratio of bacterial to fungal soil respiration was observed indicating an increase of the percentage bacterial respiration. Species number and abundances of collembolans were enhanced by e[CO 2] during the wheat growing season. Total soil CO 2 efflux (soil respiration) was stimulated under e[CO 2], however the magnitude of this effect differed between sugar beet and wheat. As evidenced from stable carbon 13 isotope analysis changes in soil carbon content were not yet detected. ",
keywords = "Biology, Barley, Biomass, Carbon turnover, Climate change, Collembolans, Crop rotation, FACE, Free Air Carbon dioxide Enrichment, Microbial biomass, Soil, Sugar beet, Water fluxes, Wheat",
author = "Hans-Joachim Weigel and Pacholski, {Andreas Siegfried} and K. Waloszczyk and Cathleen Fr{\"u}hauf and Remigius Manderscheid and Traute-Heidi Anderson and O. Heinemeyer and B. Kleikamp and M. Helal and S. Burkart and S. Schrader and C. Sticht",
year = "2006",
month = sep,
language = "English",
volume = "56",
pages = "101--115",
journal = "Landbauforschung Volkenrode",
issn = "0458-6859",
publisher = "Julius Kuhn-Institut Federal Research Center for Cultivated Plants",
number = "3-4",

}

RIS

TY - JOUR

T1 - Effects of elevated atmospheric CO2 concentrations on barley, sugar beet and wheat in a rotation

T2 - examples from the Braunschweig carbon project

AU - Weigel, Hans-Joachim

AU - Pacholski, Andreas Siegfried

AU - Waloszczyk, K.

AU - Frühauf, Cathleen

AU - Manderscheid, Remigius

AU - Anderson, Traute-Heidi

AU - Heinemeyer, O.

AU - Kleikamp, B.

AU - Helal, M.

AU - Burkart, S.

AU - Schrader, S.

AU - Sticht, C.

PY - 2006/9

Y1 - 2006/9

N2 - Apart from changes in temperature and precipitation patterns 'climate change' is driven by and entails marked changes in atmospheric chemistry. The future increase of the atmospheric CO 2-concentration is the most prominent and undisputable change of the atmosphere. Elevated CO 2 (e[CO 2]) is known to stimulate leaf level photosynthesis and to reduce leaf transpiration. This may result in altered biomass production of agricultural plants and subsequent secondary feedback effects on ecosystem properties, as for example, water relations, carbon (C) turnover and soil biology. In the framework of the Braunschweig Carbon Project effects of e[CO 2] under different levels of nitrogen (N) supply are studied in an arable crop rotation system (winter barley - sugar beet - winter wheat, 1999-2005) under field conditions by means of a Free Air Carbon dioxide Enrichment (FACE) approach. Preliminary results obtained during the first 3 years of experimentation are shown here. Canopy CO 2 uptake was stimulated by e[CO 2] by ca. 18 % (barley) to ca. 45 % (sugar beet), while canopy H 2O loss (evapotranspiration) was reduced by 2.6 % (wheat) to 19.8 % (sugar beet). The effects of e[CO 2] resulted in a stimulation of above ground biomass production between ca. + 6.1 % (sugar beet, reduced N fertilization) to + 14.4 % (winter wheat, full fertilization). Fine root biomass production was stimulated by e[CO 2] but this effect was not consistent during the growing seasons. While no significant effects of e[CO 2] on soil microbial biomass were observed, a CO 2-induced shift in the ratio of bacterial to fungal soil respiration was observed indicating an increase of the percentage bacterial respiration. Species number and abundances of collembolans were enhanced by e[CO 2] during the wheat growing season. Total soil CO 2 efflux (soil respiration) was stimulated under e[CO 2], however the magnitude of this effect differed between sugar beet and wheat. As evidenced from stable carbon 13 isotope analysis changes in soil carbon content were not yet detected.

AB - Apart from changes in temperature and precipitation patterns 'climate change' is driven by and entails marked changes in atmospheric chemistry. The future increase of the atmospheric CO 2-concentration is the most prominent and undisputable change of the atmosphere. Elevated CO 2 (e[CO 2]) is known to stimulate leaf level photosynthesis and to reduce leaf transpiration. This may result in altered biomass production of agricultural plants and subsequent secondary feedback effects on ecosystem properties, as for example, water relations, carbon (C) turnover and soil biology. In the framework of the Braunschweig Carbon Project effects of e[CO 2] under different levels of nitrogen (N) supply are studied in an arable crop rotation system (winter barley - sugar beet - winter wheat, 1999-2005) under field conditions by means of a Free Air Carbon dioxide Enrichment (FACE) approach. Preliminary results obtained during the first 3 years of experimentation are shown here. Canopy CO 2 uptake was stimulated by e[CO 2] by ca. 18 % (barley) to ca. 45 % (sugar beet), while canopy H 2O loss (evapotranspiration) was reduced by 2.6 % (wheat) to 19.8 % (sugar beet). The effects of e[CO 2] resulted in a stimulation of above ground biomass production between ca. + 6.1 % (sugar beet, reduced N fertilization) to + 14.4 % (winter wheat, full fertilization). Fine root biomass production was stimulated by e[CO 2] but this effect was not consistent during the growing seasons. While no significant effects of e[CO 2] on soil microbial biomass were observed, a CO 2-induced shift in the ratio of bacterial to fungal soil respiration was observed indicating an increase of the percentage bacterial respiration. Species number and abundances of collembolans were enhanced by e[CO 2] during the wheat growing season. Total soil CO 2 efflux (soil respiration) was stimulated under e[CO 2], however the magnitude of this effect differed between sugar beet and wheat. As evidenced from stable carbon 13 isotope analysis changes in soil carbon content were not yet detected.

KW - Biology

KW - Barley

KW - Biomass

KW - Carbon turnover

KW - Climate change

KW - Collembolans

KW - Crop rotation

KW - FACE

KW - Free Air Carbon dioxide Enrichment

KW - Microbial biomass

KW - Soil

KW - Sugar beet

KW - Water fluxes

KW - Wheat

UR - http://www.scopus.com/inward/record.url?scp=33748591826&partnerID=8YFLogxK

M3 - Journal articles

VL - 56

SP - 101

EP - 115

JO - Landbauforschung Volkenrode

JF - Landbauforschung Volkenrode

SN - 0458-6859

IS - 3-4

ER -