Pinus site Åhe: General data										

Date	April-2000									
										
Site	Åheden; 55 km north-west of Umeå; Sweden									
Tree species	Pinus sylvestris; Picea abies; Betula pubescens									
										
Contact person										
Name	Peter Högberg									
Organisation	Swedish University of Agricultural Sciences; Department of Forest Ecology									
Adress										
City	S- 901 83 Umeå									
Country	Sweden									
Phone	46 90 165007									
Fax	46 90 167750									
E-mail	Peter.Hogberg@sek.slu.se									
										
 								 	 	 
Site data										
Coordinates	64°13'N 19°30'E									
Type of stand	a 183 yr (1998) old unmanaged Pinus sylvestris forest (is dominant species); mixed with spruce (Picea abies)									
	and birch (Betula pubescens)									
Site situation	175 m above sealevel; no slope									
Vegetation	Moderate dense field layer with Vaccinium myrtillus and Vaccinium vitis idaea									
	moss layer with Pleurozium schreberei and Hylocomium splendens									

Bud break date										
Leaf fall date										


References										
Andersen BR 2000. Soil water chemistry. CD-ROM-Data base. 										
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Andersen BR and Gundersen P 2000. Nitrogen and carbon interactions of forest soil water. In: Schulze E-D (ed) 2000. Carbon and nitrogen cycling in 
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Barrett K and Berge E (eds) 1996.Transboundary air pollution in Europe. MSC-W Status Report 1996.
EMEP/MSC-W: Report 1/96. Norwegian Meteorological Institute. Oslo. Norway.

Bauer G 1997. Stickstoffhaushalt und Wachstum von Fichten- und Buchenwaeldern entlang eines europaeischen
Nord-Sued-Transektes. PhD thesis Universitat Bayreuth. Germany.

Bauer G Schulze E-D and Mund M 1997. Nutrient content and concentrations in relation to growth of Picea abies
and Fagus sylvatica along a European transect. Tree Physiology 17: 777-786.

Berge E (ed) 1997. Transboundary air pollution in Europe. MSC-W Status Report 1997.
EMEP/MSC-W: Report 1/97. Norwegian Meteorological Institute. Oslo. Norway.

Degermark C 1999. Climate and chemistry of water at Svartberget. Swedish University of Agricultural Sciences. Vindeln Experimental Forest

Giesler R 1996. Chemistry of soil solution extracted by centrifugation - methodology and field applications.
PhD Thesis Swedish University of Agricultural Sciences. Umeå. Sweden

Harrison AF 2000. Soil carbon and nitrogen pool data. CD-ROM-Data base. 
In: Schulze E-D (ed.) Carbon and nitrogen cycling in European Forest Ecosystems. Ecological Studies 142. Springer; Berlin Heidelberg New York

Harrison AF Harkness DD Rowland AP Garnett JS Bacon PJ 2000. Annual carbon and nitrogen fluxes in soils along the European forest transect
determined using 14C-bomb. In: Schulze E-D (ed) 2000. Carbon and nitrogen cycling in European forest ecosystems. Ecological Studies 142: Chapter 11. Springer; Berlin Heidelberg New York.

Högberg P 2000. Tree biomass data – site Åheden. CD-ROM-Data base. 
In: Schulze E-D (ed.) Carbon and nitrogen cycling in European Forest Ecosystems. Ecological Studies 142. Springer; Berlin Heidelberg New York

Marklund LG 1988. Biomass functions for pine spruce and birch in Sweden.
Swedish University of Agricultural Sciences. Department of Forest Survey: Report 45.

Persson T 2000a. Soil characteristic data. CD-ROM-Data base. 
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Ecological Studies 142: Chapter 2. Springer; Berlin Heidelberg New York.

Swedish University of Agricultural Sciences Umeå 2000. Climate data – site Åheden. CD-ROM-Data base. 
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