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LWF Lägeren long-term research site
This research site is located on the southern slope of the Lägern, which forms the eastern most part of the Jura mountains, within a managed mixed deciduous forest. The forest... -
LWF Seehornwald Davos long-term research site
This research site is located on the Seehorn mountain near Davos within a managed subalpine coniferous forest in the Swiss Alps. Seehronwald Davos site is dedicated to forest... -
Passive sampling of NO2 LWF
NO₂ concentrations were measured at 11 LWF plots (1999/2000) with passive samplers (Palmes-type diffusion tubes) during one year. Three samplers per site and period... -
Tree Diameter and Height Inventory LWF
Tree circumference, height, height to crown base measurements, mortality, decay class and removal assessment on LWF plots Purpose: Assessment of tree and forest growth Manual... -
LWF Pfynwald long-term experimental irrigation site
As the largest contiguous pine forest in Switzerland, the Pfyn forest in Canton Valais (46° 18' N, 7° 36' E, 615 m ASL) offers the best conditions for such measurements. In... -
Deadwood survey LWF 2013 - subplot
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 amount... -
Deadwood survey Sanasilva 2013
Assessment of coarse woody debris on Sanasilva plots (16x16 km grid) using the full count methods on subplots applying BioSoil protocoll Purpose: Assessing the amount of coarse... -
Deadwood survey LWF 2013 - line intersect
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 Manual... -
Passive sampling of NH3 LWF
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... -
Meteorological measurements LWF
Continuous measurement of air temperature, relative humidity, wind speed and direction, global radiation, photosynthetic active radiation, UVB radiation, and precipation in an... -
Crown Condition Assessment and Damage Cause Assessment LWF
Assessment of damges, i.e. symptoms, extent and causes on trees. Purpose: Occurrence and extent of diseases Manual Citation: Matthias Dobbertin, Christian Hug, Andreas... -
Deadwood survey LWF 2005 - subplot (Forets Biota)
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 debris... -
Foliar analyses LWF
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)... -
Deadwood survey LWF 1995 - line intersect
Assessment of coarse woody debris on LWF plots using the line intersect method Purpose: Assessing the amount of coarse woody debris Manual Citation: Matthias Dobbertin,... -
Sapflow measurements LWF
Continuous sap flow measurements with Granier-needles to investigate carbon balance and water relations of trees Purpose: Assessment of water cycle processes -
Manual circumference band measurement LWF
Tree circumference change measurements from plastic girth bands Purpose: Assessment of annual tree stem growth Manual Citation: Dobbertin M, Neumann M, 2016: Part V:... -
Automated point dendrometer measurements at LWF sites
Continuous stem radius measurements to investigate carbon balance and water relations of trees Purpose: Assessment of growth and water related stem changes -
Dendrochronological analyses of tree core samples (dominant trees) LWF
Two stem core samples of 12 to 20 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... -
Dendrochronological analyses of tree core samples (CATS) adjacent to LWF sites
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:... -
Dendrochronological analyses of tree core samples (IsoN) adjacent to LWF sites
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...