LWF Plot: Chironico

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Plot description

• Community: Chironico / canton TI
• Date of installation: 29 August 1995
• Size of the plot: 2 ha
• Altitude: 1342-1387 m
• Mean slope: 35%
• Geology: (in German) Untergrund: Penninikum; Paragneisse u. Glimmerschiefer - Oberfläche: Quartär; karbonatfreie Moräne, Hängeschutt
• Provisional soil type (FAO 1988) : Distric Cambisol

• Woodland association after Ellenberg and Klötzli's classification (1972): 47: Calamagrostio villosae-Abietetum
• Main tree species: Picea abies
• Management system: high forest
• Silvicultural system: group selection
• Top-height diameter (quadratic average diameter of the 100 thickest trees per ha): 54.1 cm
• Number of trees >= 12 cm: 753
• Maximum tree age: Picea abies: 150-170 yr - Abies alba: 130-150 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. Influence of environmental changes on the root space of forest trees: diversity of ectomycorrhizas

10. Influence of environmental changes on the rooted area of forest trees: condition of mycorrhizas

11. 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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