Reserva Biologica de la Cordillera de Sama

Location:Bolivia
IUCN Category:IV
Area:265,144 acres (107,300 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:Cwb (Climate: warm temperate; Precipitation: winter dry; Temperature: warm summer)

Ecoregions

Bolivian montane dry forests
Central Andean puna

Soils

Protected Area Boundary
 A
  
Share40 %30 %30 %
Soil TypeEutric LeptosolsEutric CambisolsHaplic Luvisols
Topsoil TextureMediumMediumFine
Reference Depth30 cm100 cm100 cm
DrainageImperfectlyModerately wellModerately well
Available Water Capacity50 mm150 m150 m
Topsoil Properties
Gravel37 %1 %1 %
Sand51 %42 %32 %
Silt26 %28 %32 %
Clay23 %30 %36 %
USDA TextureSandy clay loamClay loamClay loam
Reference Bulk Density1.4 g/cm³1.35 g/cm³1.3 g/cm³
Bulk Density1.33 g/cm³1.34 g/cm³1.38 g/cm³
Organic Carbon0.57 %1.4 %0.27 %
PH8.288
Clay Cation Exchange Capacity47 cmol kg⁻¹68 cmol kg⁻¹31 cmol kg⁻¹
Soil Cation Exchange Capacity13 cmol kg⁻¹25 cmol kg⁻¹14 cmol kg⁻¹
Base Saturation93 %100 %95 %
Total Exchangeable Bases11.8 cmol kg⁻¹25.4 cmol kg⁻¹13 cmol kg⁻¹
Calcium Carbonate2 %2 %2.6 %
Calcium Sulphate0.1 %0.1 %0.1 %
Exchangeable Sodium1 %2 %1 %
Electrical Conductivity0.1 dS m-10.2 dS m-10.1 dS m-1
Subsoil Properties
Gravel 6 %17 %
Sand 32 %36 %
Silt 34 %27 %
Clay 34 %37 %
USDA Texture Clay loamClay loam
Reference Bulk Density 1.31 g/cm³1.3 g/cm³
Bulk Density 1.37 g/cm³1.49 g/cm³
Organic Carbon 0.79 %0.16 %
PH 7.97.5
Clay Cation Exchange Capacity 63 cmol kg⁻¹42 cmol kg⁻¹
Soil Cation Exchange Capacity 24 cmol kg⁻¹16 cmol kg⁻¹
Base Saturation 100 %96 %
Total Exchangeable Bases 24.2 cmol kg⁻¹15 cmol kg⁻¹
Calcium Carbonate 1.8 %1.4 %
Calcium Sulphate 0.1 %0.1 %
Exchangeable Sodium 2 %1 %
Electrical Conductivity 0.1 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