Vallée de l'Aisne en aval de Château Porcien

Location:France
Area:3,578 acres (1,448 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:Cfb (Climate: warm temperate; Precipitation: fully humid; Temperature: warm summer)
Natura 2000 Data Sheet:View Data Sheet  Explanatory notes

Ecoregions

Atlantic mixed forests

Soils

Protected Area Boundary
 AB
   
Share70 %20 %10 %70 %30 %
Soil TypeCalcaric FluvisolsCalcic GleysolsTerric HistosolsRendzic LeptosolsCalcaric Cambisols
Topsoil TextureCoarseMediumMediumMediumMedium
Reference Depth100 cm100 cm100 cm30 cm100 cm
DrainagePoorPoorVery poorImperfectlyModerately well
Available Water Capacity150 m150 m150 m15 mm100 m
Phase 1   StonyStony
Root ObstacleNone to 80 cmNone to 80 cmNone to 80 cm 60 - 80 cm
Impermeable LayerNone to 150 cm80 - 150 cm80 - 150 cm None to 150 cm
Soil Water RegimeNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthWet within 80 cm over 6 months, but not wet within 40 cm for over 11 monthWet within 40 cm depth for over 11 month Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month
Topsoil Properties
Gravel10 %4 %28 %16 %6 %
Sand79 %41 %35 %37 %36 %
Silt15 %40 %33 %44 %43 %
Clay6 %19 %32 %19 %21 %
USDA TextureLoamy sandLoamClay loamLoamLoam
Reference Bulk Density1.66 g/cm³1.42 g/cm³1.32 g/cm³1.41 g/cm³1.39 g/cm³
Bulk Density1.4 g/cm³1.31 g/cm³0.28 g/cm³1.24 g/cm³1.41 g/cm³
Organic Carbon0.41 %1.3 %39.4 %2.13 %0.65 %
PH8.375.67.58
Clay Cation Exchange Capacity109 cmol kg⁻¹37 cmol kg⁻¹45 cmol kg⁻¹80 cmol kg⁻¹52 cmol kg⁻¹
Soil Cation Exchange Capacity6 cmol kg⁻¹13 cmol kg⁻¹87 cmol kg⁻¹27 cmol kg⁻¹16 cmol kg⁻¹
Base Saturation100 %82 %75 %100 %100 %
Total Exchangeable Bases11 cmol kg⁻¹8.8 cmol kg⁻¹59.5 cmol kg⁻¹28.8 cmol kg⁻¹24.3 cmol kg⁻¹
Calcium Carbonate9.1 %1 %0 %6 %7 %
Calcium Sulphate0 %0 %0 %0 %0 %
Exchangeable Sodium4 %2 %1 %2 %1 %
Electrical Conductivity0.4 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.4 dS m-1
Subsoil Properties
Gravel10 %5 %5 % 10 %
Sand79 %44 %52 % 34 %
Silt15 %37 %23 % 43 %
Clay6 %19 %25 % 23 %
USDA TextureLoamy sandLoamSandy clay loam Loam
Reference Bulk Density1.66 g/cm³1.42 g/cm³1.38 g/cm³ 1.38 g/cm³
Bulk Density1.5 g/cm³1.47 g/cm³0.18 g/cm³ 1.45 g/cm³
Organic Carbon0.17 %0.44 %38.46 % 0.43 %
PH8.37.25.8 8.1
Clay Cation Exchange Capacity137 cmol kg⁻¹40 cmol kg⁻¹49 cmol kg⁻¹ 54 cmol kg⁻¹
Soil Cation Exchange Capacity6 cmol kg⁻¹12 cmol kg⁻¹88 cmol kg⁻¹ 16 cmol kg⁻¹
Base Saturation94 %86 %96 % 100 %
Total Exchangeable Bases13.9 cmol kg⁻¹10 cmol kg⁻¹81.8 cmol kg⁻¹ 28.7 cmol kg⁻¹
Calcium Carbonate9.9 %1 %0 % 8.7 %
Calcium Sulphate0 %0 %0 % 0.4 %
Exchangeable Sodium4 %2 %1 % 1 %
Electrical Conductivity0.4 dS m-10.1 dS m-10.1 dS m-1 0.3 dS m-1
Soil data provided by FAO/IIASA/ISRIC/ISSCAS/JRC, 2012. Harmonized World Soil Database (version 1.2). FAO, Rome, Italy and IIASA, Laxenburg, Austria.
Köppen climate classification provided by Kottek, M., J. Grieser, C. Beck, B. Rudolf, and F. Rubel, 2006: World Map of Köppen-Geiger Climate Classification updated. Meteorol. Z., 15, 259-263