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44 dataset trovati

Organizzazioni: EnviDat: il portale dei dati ambientali Parole chiave: long-term-forest-ecosystem-research swiss-forest-lab Bozza: False Categorie: Istruzione, cultura e sport

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  • MPS-2 soil water matric potential LWF

    Istruzione, cultura e sport

    Continuous measurement of soil matrix potential at 15, 50 and 80 cm depth with Decagon MPS-2 sensors Purpose: Improve the available data for the calibration or validation of...

    • SERVICE

  • Ozone measurement and analysis in the Intercantonal Forest Observation Program

    Istruzione, cultura e sport

    In order to quantify effects of ozone on Swiss forest ozone flux calculations are needed. Currently 5 stations are operated to measure the ozone load on forests. These data form...

    • CSV

  • Permanent vegetation quadrats LWF

    Istruzione, cultura e sport

    Ground vegetation is an important compartment of the ecosystem in terms of biodiversity and it takes an active part in the general functioning of the ecosystem. It is also a use...

    • SERVICE

  • Stemflow LWF

    Istruzione, cultura e sport

    Stemflow (portion of precipitation running down the branches and the trunk and depositing at the base of the tree) can represent a substantial fraction of the total water and nu...

    • SERVICE

  • 10-HS Pfynwald

    Istruzione, cultura e sport

    Continuous measurement of soil water content at 10 and 80 cm depth (3 replications) with 10-HS soil moisture probes (Decagon Incorporation, Pullman, WA, USA). Purpose: Monit...

    • SERVICE

  • MPS-2 on LWF Visp to survey 2017 mortality wave

    Istruzione, cultura e sport

    Continuous measurement of soil matrix potential at 15, 50 and 100 cm depth with Decagon MPS-2 sensors 1 m N, SE and SW from the stem of 3 threes within much and 3 trees within f...

    • SERVICE

  • Dendrochronological analyses of tree core samples (subplot) LWF

    Istruzione, cultura e sport

    Two stem core samples of all trees of a subplot of approximately 1 a. Basal Area, Wood volume increment per area estimation Purpose: Investigation of the relation between de...

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  • Phenological observations LWF

    Istruzione, cultura e sport

    Phenological observations are recorded every 14 days on LWF plots where throughfall and bulk precipitation are sampled. The percentage of foliage in reference to its maximum pot...

    • SERVICE

  • Foliar analyses LWF

    Istruzione, cultura e sport

    Foliage has been sampled every two years since 1995/1997 on 5-6 trees of the main species on all LWF plots. Concentrations of macronutrients (N, P, K, Ca, Mg, S), carbon (C) and...

    • SERVICE

  • Continuous measurement of O3 LWF

    Istruzione, cultura e sport

    Measuring air pollutants in forests is important for evaluating the risk for vegetation in areas not covered by conventional air quality monitoring networks. Ozone measurements ...

    • SERVICE

  • Atmospheric deposition (throughfall and bulk deposition) LWF

    Istruzione, cultura e sport

    Throughfall (precipitation under forest canopy) is a major pathway in forest nutrient cycling, and its quantification is necessary to establish both water and nutrient budgets. ...

    • SERVICE

  • TDR Pfynwald

    Istruzione, cultura e sport

    Continuous measurement of soil water content at one control and in one irrigated plot in 10, 40 and 60 cm depth (4 replications) with TDR (Tektronix 1502B cable tester, Beaver...

    • SERVICE

  • Matric potential (manual suction cups) LWF

    Istruzione, cultura e sport

    Measurement of the soil water availability to plants at 10 LWF plots every 14 days in 5 soil depths (15, 30, 50, 80, 130 cm) with 8 replicates (usually in the IM plot). The rang...

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  • Sapflow measurements LWF

    Istruzione, cultura e sport

    Continuous sap flow measurements with Granier-needles to investigate carbon balance and water relations of trees Purpose: Assessment of water cycle processes

    • SERVICE

  • Passive sampling of NH3 LWF

    Istruzione, cultura e sport

    NH₃ concentrations were measured at 11 LWF plots (1999/2000) with Zürcher passive samplers (Palmes-type diffusion tubes with an acidic solution as absorbent) during one ye...

    • SERVICE

  • Soil morphology LWF

    Istruzione, cultura e sport

    Description of several morphological soil properties at the beginning of the monitoring campaign. The properties were described for all genetic horizons in soil pits if possible...

    • SERVICE

  • Dendrochronological analyses of tree core samples (CATS) adjacent to LWF sites

    Istruzione, cultura e sport

    There were 2 cores taken at 1.3 m height from each of 10 trees outside the LWF plot Purpose: influence of drought and nutrient availabiliy on tree growth Paper Citation:...

    • SERVICE

  • Deadwood survey LWF 2013 - line intersect

    Istruzione, cultura e sport

    Assessment of coarse woody debris on LWF plots using the line intersect method (repetition of the 1995 survey) Purpose: Assessing the amount of coarse woody debris Manua...

    • SERVICE

  • Deadwood survey LWF 2013 - subplot

    Istruzione, cultura e sport

    Assessment of coarse woody debris on LWF plots using the line intersect method and full count methods on subplots (repetition of the 2005 survey) Purpose: Assessing the amou...

    • SERVICE

  • Soil solution monitoring of the Intercantonal Forest Observation Program

    Istruzione, cultura e sport

    Since 1997 soil solution samplers are installed in certain plots of the Intercantonal Forest Observation Program *[Intercantonal Forest Observation Program](https://www.envidat....

    • CSV

  • Deadwood survey LWF 2005 - subplot (Forets Biota)

    Istruzione, cultura e sport

    Assessment of coarse woody debris on LWF plots using full count methods on defined subplots (applying ForestBiota protocoll) Purpose: Assessing the amount of coarse woody de...

    • SERVICE

  • Manual circumference band measurement LWF

    Istruzione, cultura e sport

    Tree circumference change measurements from plastic girth bands Purpose: Assessment of annual tree stem growth Manual Citation: * Dobbertin M, Neumann M, 2016: Part ...

    • SERVICE

  • Dendrochronological analyses of tree core samples (IsoN) adjacent to LWF sites

    Istruzione, cultura e sport

    Two stem core samples of 10 trees outside the plot of each main species in the plot were taken at breast height (1.3 m above ground) with a SUUNTO corer. Tree ring width and den...

    • SERVICE

  • Deadwood survey LWF 1995 - line intersect

    Istruzione, cultura e sport

    Assessment of coarse woody debris on LWF plots using the line intersect method Purpose: Assessing the amount of coarse woody debris Manual Citation: * Matthias Dobbe...

    • SERVICE

  • Soil matrix chemistry LWF

    Istruzione, cultura e sport

    Assessment of several chemical soil parameters at the beginning of the monitoring campaign. Most parameters were determined accordung to the manual of ICP-Integrated-Monitoring....

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