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Tolfa Allumiere

Mediterranean evergreen coppiced forest dominated by Arbutus unedo L.

421002.97 N
115448.22 E
500 m asl

Tolfa Allumiere

Site description

The coppiced woodland has a canopy with a mean height of 7 meters and a stem density of 4070 stems ha-1. The woodland is dominated by Arbutus unedo L. (65%), with a relatively smaller presence of other species: Erica arborea L. (13%), Fraxinus ornus L. (8%), Quercus pubescens Willd. (5%), and Quercus cerris L. (4%). The climate at the site is typical of Mediterranean regions, with a long term (1979-2009) mean annual precipitation of 730 mm, irregularly distributed through the year, and a mean annual air temperature of 16 C.

Landuse

Mediterranean evergreen coppiced forest

Soil

The soil, with an average depth of 31 cm, is classified as an Andisol, according to the USDA system. It is acidic (pH=4) and is covered by a moder humus.

Measurements

Descriptiontime-step
Air temperature (min , max)half-hourly
Soil temperature (profile)half-hourly
Global radiationhalf-hourly
Precipitationhalf-hourly
rel. Humidityhalf-hourly
wind speedhalf-hourly
Throughfallhalf-hourly
soil moisture (profile)half-hourly
Atmospheric CO2half-hourly
evapotranspiration (over grass)half-hourly
tree type/ compositionOnce
tree ageOnce
wood biomassAnnually
leaf biomassOnce
LAI 
leaf N concentrationOnce
canopy heightOnce
leaf, wood, root C/N ratioOnce
Fluxes 
N2O, NO, N2, NH3 emissionseasonally
CH4 uptake/ emissionseasonally
CO2 emissionHourly
Pools 
soil NO3 and NH4 concentration (profile)seasonally
Rates 
mineralizationseasonally
nitrificationseasonally
denitrificationseasonally
Others 
NEEHourly
yieldYearly
soil moisture content (profile)Half-hourly
soil temperature (profile)Half-hourly

Treatments within the CARBO-Extreme project

Throughfall displacement experiment

Treatments3 for each treatments (control, dry, wet) for the small plots, 2 big plots (dry and wet)
Plotsize (m2)96 m2 for the nine small plots, 10000 m2 for the two big plots
Period the data are available for2004-2005-2006-2007-2008-2009

Related projects

  • NitroEurope
  • IMECC

Pictures

Tolfa 1

Contact

Franco Miglietta
f.miglietta@ibimet.cnr.it)

Giorgio Alberti
alberti@uniud.it

web page of experimental site


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