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Plant root distributions and nitrogen uptake predicted by a hypothesis of optimal root foraging

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Date

2012

Authors

McMurtrie, Ross
Iversen, Colleen M
Dewar, Roderick
Medlyn, Belinda E.
Nasholm, Torgny
Pepper, David A.
Norby, Richard J

Journal Title

Journal ISSN

Volume Title

Publisher

John Wiley & Sons Inc

Abstract

CO2-enrichment experiments consistently show that rooting depth increases when trees are grown at elevated CO2 (eCO2), leading in some experiments to increased capture of available soil nitrogen (N) from deeper soil. However, the link between N uptake and

Description

Keywords

Keywords: Elevated CO2; Nitrogen-uptake efficiency; Nitrogen-uptake fraction; Nitrogen-uptake model; Nitrogen-use efficiency; Optimal foraging by roots; Optimal rooting depth; Root distributions; Root strategies.

Citation

URI

http://hdl.handle.net/1885/54465

Collections

ANU Research Publications

Source

Ecology and Evolution

Type

Journal article

Book Title

Entity type

Access Statement

Open Access

License Rights

DOI

10.1002/ece3.266

Restricted until

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