SURVEY | CONTACT | FREQUENY | PERIOD |
Meteorological measurements LWF | Matthias Häni, Stefan Hunziker | continuously | 16.04.1997 |
Atmospheric deposition (throughfall and bulk deposition) LWF | Anne Thimonier | fortnightly | 05.07.2001 |
Moss analyses LWF | Lotti Thöni (FUB, Rapperswil) | sporadically | 2005,2010,2015 |
Interactive effects of CO2 and light conditions on conifer drought resistance at LWF sites | Christoph Bachofen | fortnightly | 2013-2015 |
Litterfall LWF | Anne Thimonier | every 4 to 8 weeks | 05.07.2001 |
Foliar analyses LWF | Anne Thimonier | bi-annually | 1997- (Pinus sylvestris), 2017- (Quercus petrea) |
Circular vegetation plots LWF | Anne Thimonier | every 2 to 10 years | 26.07.1996 |
Permanent vegetation quadrats LWF | Anne Thimonier | every 2 to 10 years | 26.07.1996 |
Ground vegetation sampling (N-Cycle) | Sophia Etzold | once | 12.07.2011 |
Leaf area index (LAI) LWF | Anne Thimonier | every 2 to 10 years | 23.07.1996 |
Phenological observations LWF | Anne Thimonier | fortnightly | 05.07.2001 |
Soil morphology LWF | Lorenz Walthert | once | 12.08.1997 |
Soil matrix chemistry LWF | Lorenz Walthert | once | 12.08.1997 |
isotope composition of nitrate in soil solution LWF | Elisabeth Graf Pannatier | fortnightly | 01.01.2012 |
TDR soil water content measuremments LWF Visp | Katrin Meusburger | continuously | 01.01.2001-25.04.2013 |
EC-5 soil water content measurement LWF | Peter Waldner | continuously | 01.03.2009 |
MPS-2 soil water matrix potential LWF | Katrin Meusburger | continuously | 25.04.2013 |
MPS-2 on LWF Visp to survey 2017 mortality wave | Katrin Meusburger | continuously | 25.04.2013 |
SwissSPOT - Measuring the soil water situation on LWF sites | Katrin Meusburger | continuously | 05.05.2020 |
Soil gas exchange N2O, CO2, CH4 | Stephan Zimmermann | fortnightly | 18.04.2008-2009 |
Passive sampling of O3 LWF | Marcus Schaub | fortnightly | 2002-2004 |
Symptoms of O3 injuries LWF | Marcus Schaub | annually | 31.08.2002 |
Tree Diameter and Height Inventory LWF | Arthur Gessler | 5 years | 31.05.2000 |
Crown Condition Assessment and Damage Cause Assessment LWF | Arthur Gessler | annually | 11.07.1996 |
Deadwood survey LWF 2013 - subplot | Peter Waldner | 10 years | 12.10.2013 |
Deadwood survey LWF 2005 - subplot (Forets Biota) | Silvia Stofer | 10 years | 05.10.2005 |
Deadwood sampling at Sanasilva and LWF sites | Peter Waldner | once | 01.07.2009 |
Manual circumference band measurement LWF | Arthur Gessler | annually | 10.04.2001 |
TreeNet - The biological drought and growth indicator network | Roman Zweifel | continuously | 01.05.2011 |
Dendrochronological analyses of tree core samples (dominant trees) LWF | Paolo Cherubini | once | 1996 (1932-1996) |
Tree pathogen interactions at LWF sites | Daniel Rigling | once | 12.08.1997 |