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A new measurement technique reveals temporal variation in delta 18 O of leaf-respired CO 2

Date

Authors

Barbour, Margaret M

Hanson, David T

Bickford, Christopher P

Powers, Heath

McDowell, Nate G

Farquhar, Graham

Publisher

Blackwell Publishing Ltd

Abstract

The oxygen isotope composition of CO2 respired by Ricinus communis leaves (Δ18OR) was measured under non-steady-state conditions with a temporal resolution of 3 min using a tunable diode laser (TDL) absorption spectrometer coupled to a portable gas excha

Keywords

Keywords: carbon dioxide; oxygen; carbon dioxide; chloroplast; environmental conditions; gas exchange; isotopic analysis; laser method; measurement method; oxygen isotope; spectrometer; temporal variation; article; biological model; evaluation; metabolism; methodol Leaf respiration; Leaf water enrichment; Oxygen isotope; Tunable diode laser

URI

http://hdl.handle.net/1885/39687

Collections

ANU Research Publications

Source

Plant Cell and Environment

Type

Journal article

DOI

10.1111/j.1365-3040.2007.01633.x

Restricted until

2037-12-31

Downloads

File

Description

01_Barbour_A_new_measurement_technique_2007.pdf (347.78 KB)