Coupling tree-ring delta 13C and delta 15N to test the effect of fertilization on mature Douglas-fir (Pseudotsuga menziesii var. glauca) stands across the Interior northwest, USA

Nitrogen (N) fertilization causes long-term increases in biomass production in many N-limited forests around the world, but the mechanistic basis underlying the increase is often unclear. One possibility, especially in summer-dry climates, is that N fertilization increases the efficiency with which...

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Veröffentlicht in:	Tree physiology 2009, Vol.29 (12), p.1491-1501
Hauptverfasser:	Balster, Nick J, Marshall, John D, Clayton, Murray
Format:	Artikel
Sprache:	eng
Schlagworte:	carbon fertilizer application fertilizers growth rings nitrogen nutrient uptake plant response Pseudotsuga menziesii stable isotopes stemwood translocation (plant physiology) tree growth tree nutrition urea
Online-Zugang:	Volltext
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