=== Permanent forest meteorological experimental site Tuttlingen ===
{{http://www.mif.uni-freiburg.de/proj/sfb/TUT_Turm.jpg?250}}
{{http://www.mif.uni-freiburg.de/proj/sfb/TUT_Boden.jpg?350}}
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{{http://www.mif.uni-freiburg.de/proj/sfb/Tuttlingen.pdf|further information (in German only)}}
==Coordinates==
47° 59’ N, 8° 45’ E, altitude: 740-780 m a.s.l.
==Operator==
Meteorological Institute, University of Freiburg\\
Prof. Dr. H. Mayer\\
Werderring 10, D-79085 Freiburg
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==Concept:==
coming soon\\
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==Vegetation:==
adult trees: //Fagus sylvatica// L. (90-95%)\\
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mean canopy height: 27.7 m\\
stand age: 70 y\\
stand density: 526 trees/ha\\
plant area index: 5.3 m2/m2\\
mean breast height diameter: 27.6 cm\\
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===Instrumentation:===
^component ^ type of instrument ^
^photosynthetically active radiation above the canopy | Li-190SZ (quantum sensor)/ Li-COR Biosciences GmbH, Lincoln, NE, USA |
^photosynthetically active radiation below the canopy | Li-190SZ (quantum sensor, 2 levels) / Li-COR Biosciences GmbH, Lincoln, NE, USA |
^short-wave radiative fluxes | CM21 (heated pyranometer) / Kipp&Zonen Inc., Delft, Netherlands |
^long-wave radiative fluxes | CG1 (heated pyrgeometer) / Kipp&Zonen Inc. , Delft, Netherlands |
^soil heat flux | HFP01 (heat flux plate) / Hukseflux, Delft, Netherlands |
^soil temperature | PT100 (6 levels) / Heraeus Sensor Technology, Kleinostheim, Germany |
^soil moisture | CS615 (TDR) / Campbell Scientific Inc., Logan, Utah, USA |
^air temperature, relative humidity | HMP45D (humicap) / Vaisala GmbH, Helsinki, Finland |
^horizontal wind velocity | WAA151 (cup anemometer, 8 levels) / Vaisala GmbH, Helsinki, Finland |
^wind direction | W200P (wind vane) / Vector Instruments |
^precipitation | tipping bucket gauge ARG100 / Campbell Scientific Inc., Logan, Utah, USA |
^precipitation (throughfall) | rain gutter with tipping bucket gauge ARG100 / Campbell Scientific Inc., Logan, Utah, USA |
^data acquisition | CR23x (datalogger) / Campbell Scientific Inc., Logan, Utah, USA |
==GOP-data==
Data provided for GOP are measured at the NE oriented slope at the untreated site.
^variable ^measurement height ^
|above canopy air temperature | 1.3 hc=36 m |
|below canopy air temperature | 0.05 hc=1.5 m |
|above canopy water pressure | 1.3 hc=23 m |
|below canopy water pressure | 0.05 hc=1.5 m |
|wind direction | 1.5 hc=42 m |
|precipitation | 1.5 hc=42 m |
|above canopy net radiation (horizontally) | 1.3 hc=36 m |
|above canopy incoming shortwave radiation (sensor plane horizontally) | 1.3 hc=36 m |
|above canopy reflected shortwave radiation (sensor plane horizontally) | 1.3 hc=36 m |
|above canopy incoming longwave radiation (sensor plane horizontally) | 1.3 hc=36 m |
|above canopy emitted longwave radiation (sensor plane horizontally) | 1.3 hc=36 m |
|soil temperature | -0.01 m; -0.03 m; -0.05 m; -0.10 m; -0.20 m; -0.40 m |
|volumetric soil moisture content | average from 0.0 to -0.3 m |