Nitrogen-15 budget in model ecosystems of white clover and perennial ryegrass exposed for four years at elevated atmospheric pCO2

Global Change Biology

Volumn 8, Issue 2, 2002, Pages 194-202

  Hartwig, Ueli A ^a   Lüscher, Andreas ^a   Nösberger, Josef ^a   Van Kessel, Chris ^b  

^a ETH ZURICH   (Switzerland)

^b UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

15N balance; Elevated CO2; Symbiotic N2 fixation

Indexed keywords

CARBON DIOXIDE ENRICHMENT; FERTILIZER APPLICATION; GRASSLAND; NITROGEN CYCLE;

LOLIUM; LOLIUM PERENNE; TRIFOLIUM; TRIFOLIUM REPENS;

EID: 0036179237     PISSN: 13541013     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1354-1013.2001.00465.x     Document Type: Article

References (6)

1. Nutrients: Dynamics and limitations
2. 2 fixation in white clover (Trifolium repens L.)
3. 2 enrichment increased over six years in a high-N input system
4. Source-sink relations in Lolium perenne L. as reflected by carbohydrate concentrations in leaves and pseudo-stems during regrowth in a free air carbon dioxide enrichment (FACE) experiment