Duvenstedter Brook

Location:Germany
Area:1,940 acres (785 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
   
Share60 %20 %15 %5 %50 %30 %10 %5 %5 %
Soil TypeTerric HistosolsFibric HistosolsUmbric GleysolsDystric GleysolsHaplic PodzolsCambic ArenosolsGleyic PodzolsDystric GleysolsTerric Histosols
Topsoil TextureMediumFineMediumMediumCoarseCoarseCoarseCoarseMedium
Reference Depth100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm
DrainageVery poorVery poorPoorPoorSomewhat excessiveSomewhat excessivePoorPoorVery poor
Available Water Capacity150 m150 m150 m150 m100 m100 m100 m150 m150 m
Root ObstacleNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cm
Impermeable LayerNone to 150 cmNone to 150 cm  None to 150 cmNone to 150 cmNone to 150 cmNone to 150 cmNone to 150 cm
Soil Water RegimeWet within 40 cm depth for over 11 monthWet within 40 cm depth for over 11 monthWet within 80 cm over 6 months, but not wet within 40 cm for over 11 monthWet within 80 cm over 6 months, but not wet within 40 cm for over 11 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthWet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 monthWet within 40 cm depth for over 11 month
Topsoil Properties
Gravel28 %1 %4 %2 %3 %2 %2 %10 %28 %
Sand35 %20 %38 %40 %87 %89 %86 %74 %35 %
Silt33 %40 %42 %39 %9 %6 %10 %16 %33 %
Clay32 %40 %20 %21 %4 %5 %4 %10 %32 %
USDA TextureClay loamClayLoamLoamLoamy sandSandLoamy sandSandy loamClay loam
Reference Bulk Density1.32 g/cm³1.26 g/cm³1.4 g/cm³1.4 g/cm³1.73 g/cm³1.7 g/cm³1.73 g/cm³1.57 g/cm³1.32 g/cm³
Bulk Density0.28 g/cm³0.1 g/cm³1.31 g/cm³1.3 g/cm³1.4 g/cm³1.57 g/cm³1.31 g/cm³1.4 g/cm³0.28 g/cm³
Organic Carbon39.4 %33.63 %4.59 %1.17 %2.18 %0.5 %1.97 %0.93 %39.4 %
PH5.64.35.25.14.464.45.25.6
Clay Cation Exchange Capacity45 cmol kg⁻¹45 cmol kg⁻¹34 cmol kg⁻¹25 cmol kg⁻¹101 cmol kg⁻¹40 cmol kg⁻¹52 cmol kg⁻¹20 cmol kg⁻¹45 cmol kg⁻¹
Soil Cation Exchange Capacity87 cmol kg⁻¹77 cmol kg⁻¹20 cmol kg⁻¹11 cmol kg⁻¹9 cmol kg⁻¹3 cmol kg⁻¹6 cmol kg⁻¹5 cmol kg⁻¹87 cmol kg⁻¹
Base Saturation75 %62 %82 %47 %11 %99 %18 %48 %75 %
Total Exchangeable Bases59.5 cmol kg⁻¹31.4 cmol kg⁻¹1.8 cmol kg⁻¹5.5 cmol kg⁻¹2.6 cmol kg⁻¹2 cmol kg⁻¹3.6 cmol kg⁻¹2.6 cmol kg⁻¹59.5 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %0 %0 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %0 %0 %0 %0 %0 %
Exchangeable Sodium1 %2 %2 %1 %1 %2 %1 %2 %1 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel5 %2 %5 %6 %4 %1 %3 %8 %5 %
Sand52 %47 %38 %41 %88 %89 %85 %68 %52 %
Silt23 %26 %32 %34 %8 %6 %10 %16 %23 %
Clay25 %27 %30 %25 %4 %5 %5 %16 %25 %
USDA TextureSandy clay loamSandy clay loamClay loamLoamSandSandLoamy sandSandy loamSandy clay loam
Reference Bulk Density1.38 g/cm³1.38 g/cm³1.34 g/cm³1.38 g/cm³1.74 g/cm³1.7 g/cm³1.7 g/cm³1.49 g/cm³1.38 g/cm³
Bulk Density0.18 g/cm³0.1 g/cm³1.49 g/cm³1.36 g/cm³1.51 g/cm³1.55 g/cm³1.54 g/cm³1.57 g/cm³0.18 g/cm³
Organic Carbon38.46 %32.89 %0.67 %0.4 %0.39 %0.3 %0.91 %0.23 %38.46 %
PH5.84.65.25.355.94.955.8
Clay Cation Exchange Capacity49 cmol kg⁻¹71 cmol kg⁻¹38 cmol kg⁻¹29 cmol kg⁻¹66 cmol kg⁻¹42 cmol kg⁻¹44 cmol kg⁻¹23 cmol kg⁻¹49 cmol kg⁻¹
Soil Cation Exchange Capacity88 cmol kg⁻¹78 cmol kg⁻¹11 cmol kg⁻¹10 cmol kg⁻¹2 cmol kg⁻¹2 cmol kg⁻¹3 cmol kg⁻¹4 cmol kg⁻¹88 cmol kg⁻¹
Base Saturation96 %40 %86 %47 %21 %98 %21 %54 %96 %
Total Exchangeable Bases81.8 cmol kg⁻¹27.4 cmol kg⁻¹10 cmol kg⁻¹6.1 cmol kg⁻¹1.5 cmol kg⁻¹1.4 cmol kg⁻¹1.7 cmol kg⁻¹3.4 cmol kg⁻¹81.8 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %0 %0 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %0 %0 %0 %0 %0 %
Exchangeable Sodium1 %1 %4 %1 %3 %3 %3 %3 %1 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 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