Tervete

Location:Latvia
Area:3,395 acres (1,374 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:Dfb (Climate: snow; Precipitation: fully humid; Temperature: warm summer)
Natura 2000 Data Sheet:View Data Sheet  Explanatory notes

Ecoregions

Sarmatic mixed forests

Soils

Link to Map
Protected Area Boundary
 ABC
    
Share60 %20 %15 %5 %75 %15 %10 %40 %30 %15 %10 %5 %
Soil TypeHaplic PodzolsGleyic PodzolsEutric RegosolsFibric HistosolsAlbic ArenosolsGleyic PodzolsEutric GleysolsGleyic LuvisolsGleyic LuvisolsHaplic LuvisolsLuvic PhaeozemsCalcic Luvisols
Topsoil TextureCoarseCoarseCoarseFineCoarseCoarseCoarseMediumFineFineMediumFine
Reference Depth100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm
DrainageSomewhat excessivePoorSomewhat excessiveVery poorSomewhat excessivePoorPoorPoorPoorModerately wellModerately wellModerately well
Available Water Capacity100 m100 m15 m150 m100 m100 m150 m150 m150 m150 m150 m150 m
Phase 1  Gravelly ErosionErosionErosion     
Root Obstacle40 - 60 cmNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cm40 - 60 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 cmNone to 150 cmNone to 150 cmNone to 150 cmNone to 150 cmNone to 150 cmNone to 150 cmNone to 150 cmNone to 150 cmNone to 150 cmNone 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 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthWet within 40 cm depth for over 11 monthWet within 80 cm for 3 to 6 months, but not 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 80 cm over 6 months, but not wet within 40 cm for over 11 monthWet within 80 cm for 3 to 6 months, but not 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 80 cm for 3 to 6 months, but not 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 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 month
Topsoil Properties
Gravel3 %2 %15 %1 %3 %2 %10 %5 %4 %19 %4 %4 %
Sand87 %86 %83 %20 %88 %86 %78 %47 %43 %31 %35 %34 %
Silt9 %10 %11 %40 %7 %10 %13 %29 %16 %22 %40 %22 %
Clay4 %4 %6 %40 %5 %4 %9 %24 %41 %47 %25 %44 %
USDA TextureLoamy sandLoamy sandLoamy sandClaySandLoamy sandSandy loamLoamClayClayLoamClay
Reference Bulk Density1.73 g/cm³1.73 g/cm³1.67 g/cm³1.26 g/cm³1.7 g/cm³1.73 g/cm³1.6 g/cm³1.39 g/cm³1.31 g/cm³1.26 g/cm³1.36 g/cm³1.28 g/cm³
Bulk Density1.4 g/cm³1.31 g/cm³1.3 g/cm³0.1 g/cm³1.62 g/cm³1.31 g/cm³1.36 g/cm³1.54 g/cm³1.3 g/cm³1.31 g/cm³1.29 g/cm³1.2 g/cm³
Organic Carbon2.18 %1.97 %0.5 %33.63 %0.4 %1.97 %0.57 %0.83 %0.84 %1.2 %1.68 %0.63 %
PH4.44.46.64.35.94.46.36.376.56.28
Clay Cation Exchange Capacity101 cmol kg⁻¹52 cmol kg⁻¹50 cmol kg⁻¹45 cmol kg⁻¹26 cmol kg⁻¹52 cmol kg⁻¹48 cmol kg⁻¹46 cmol kg⁻¹57 cmol kg⁻¹44 cmol kg⁻¹52 cmol kg⁻¹64 cmol kg⁻¹
Soil Cation Exchange Capacity9 cmol kg⁻¹6 cmol kg⁻¹5 cmol kg⁻¹77 cmol kg⁻¹3 cmol kg⁻¹6 cmol kg⁻¹6 cmol kg⁻¹16 cmol kg⁻¹24 cmol kg⁻¹27 cmol kg⁻¹20 cmol kg⁻¹25 cmol kg⁻¹
Base Saturation11 %18 %93 %62 %64 %18 %74 %93 %99 %83 %87 %100 %
Total Exchangeable Bases2.6 cmol kg⁻¹3.6 cmol kg⁻¹4.2 cmol kg⁻¹31.4 cmol kg⁻¹2.6 cmol kg⁻¹3.6 cmol kg⁻¹4.7 cmol kg⁻¹14.9 cmol kg⁻¹26 cmol kg⁻¹22.6 cmol kg⁻¹16.1 cmol kg⁻¹26.2 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %0 %0 %0 %0 %1.4 %0.1 %0 %9 %
Calcium Sulphate0 %0 %0 %0 %0 %0 %0 %0 %0 %0 %0 %0 %
Exchangeable Sodium1 %1 %3 %2 %3 %1 %2 %2 %1 %1 %1 %2 %
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-10.1 dS m-10.1 dS m-10.6 dS m-1
Subsoil Properties
Gravel4 %3 %22 %2 %4 %3 %20 %6 %8 %28 %5 %8 %
Sand88 %85 %80 %47 %89 %85 %64 %39 %37 %27 %30 %30 %
Silt8 %10 %11 %26 %6 %10 %13 %27 %15 %20 %36 %21 %
Clay4 %5 %9 %27 %5 %5 %23 %34 %48 %53 %34 %49 %
USDA TextureSandLoamy sandLoamy sandSandy clay loamSandLoamy sandSandy clay loamClay loamClayClayClay loamClay
Reference Bulk Density1.74 g/cm³1.7 g/cm³1.6 g/cm³1.38 g/cm³1.7 g/cm³1.7 g/cm³1.43 g/cm³1.33 g/cm³1.27 g/cm³1.24 g/cm³1.31 g/cm³1.26 g/cm³
Bulk Density1.51 g/cm³1.54 g/cm³1.22 g/cm³0.1 g/cm³1.51 g/cm³1.54 g/cm³1.55 g/cm³1.65 g/cm³1.32 g/cm³1.3 g/cm³1.37 g/cm³1.2 g/cm³
Organic Carbon0.39 %0.91 %0.3 %32.89 %0.23 %0.91 %0.3 %0.28 %0.55 %0.59 %0.68 %0.3 %
PH54.96.74.65.64.96.4777.46.98.2
Clay Cation Exchange Capacity66 cmol kg⁻¹44 cmol kg⁻¹44 cmol kg⁻¹71 cmol kg⁻¹25 cmol kg⁻¹44 cmol kg⁻¹38 cmol kg⁻¹44 cmol kg⁻¹51 cmol kg⁻¹49 cmol kg⁻¹64 cmol kg⁻¹62 cmol kg⁻¹
Soil Cation Exchange Capacity2 cmol kg⁻¹3 cmol kg⁻¹4 cmol kg⁻¹78 cmol kg⁻¹2 cmol kg⁻¹3 cmol kg⁻¹10 cmol kg⁻¹16 cmol kg⁻¹27 cmol kg⁻¹27 cmol kg⁻¹24 cmol kg⁻¹28 cmol kg⁻¹
Base Saturation21 %21 %76 %40 %89 %21 %81 %99 %99 %84 %92 %100 %
Total Exchangeable Bases1.5 cmol kg⁻¹1.7 cmol kg⁻¹2.8 cmol kg⁻¹27.4 cmol kg⁻¹1.8 cmol kg⁻¹1.7 cmol kg⁻¹6.9 cmol kg⁻¹15.9 cmol kg⁻¹31.3 cmol kg⁻¹26.2 cmol kg⁻¹23.8 cmol kg⁻¹28.4 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %0 %0 %0 %0.4 %0 %4 %0.4 %9 %
Calcium Sulphate0 %0 %0 %0 %0 %0 %0 %0 %0 %0 %0 %0 %
Exchangeable Sodium3 %3 %3 %1 %0 %3 %3 %2 %2 %1 %2 %5 %
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-10.1 dS m-10.1 dS m-12.9 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