LWF Plot: Bettlachstock

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Plot description

• Community: Bettlachstock / canton SO
• Date of installation: 6 June 1995
• Size of the plot: 1.28 ha
• Altitude: 1101-1196 m
• Mean slope: 66%
• Geology: (in German) Kettenjura; Jura: Dogger, oberer Hauptrogenstein
• Soil types (FAO 1988) : Rendzic Leptosols; Calcaric Cambisols

• Woodland association after Ellenberg and Klötzli's classification (1972): 13 h: Cardamino-Fagetum tilietosum
• Main tree species: Fagus sylvatica
• Management system: high forest
• Silvicultural system: forest reserve
• Top-height diameter (quadratic average diameter of the 100 thickest trees per ha): 49.5 cm
• Number of trees >= 12 cm: 593
• Maximum tree age: Fagus sylvatica 170 yr - Picea abies 200 yr - Fraxinus excelsior 160 yr - Ulmus glabra 150 yr - Abies alba 180 yr

Research projects on the plot

1. Meteorological observations in long-term forest ecosystem research plots (core project)

2. Nitrogen and ground vegetation

3. Crown condition assessment in the LTFER plots

4. Levels of airborne halocarbons in Swiss forests as determined by needle analysis*

5. Ozone-induced symptoms on native forest vegetation in Switzerland with confirmation via controlled exposures*

6. Biogeochemical cycling and ground vegetation (core project)*

7. Occurrence and distribution of Armillaria spp. in Switzerland*

8. Mapping, survey and analysis of soils on the LTFER plots (core project)

9. Reconstruction of stand dynamics and climate in long-term forest ecosystem research plots

*: planned projects
LWF plot overview (pdf file, size 17 kb)

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