Bosques Petrificados Monumental Natural

Location:Santa Cruz, Argentina
IUCN Category:III
Area:151,218 acres (61,196 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:BSk (Climate: arid; Precipitation: steppe; Temperature: cold arid)

Ecoregions

Patagonian steppe

Soils

Link to Map
Protected Area Boundary
 AB
   
Share60 %40 %50 %30 %20 %
Soil TypeMollic SolonetzHumic CambisolsCalcic LuvisolsMollic SolonetzLuvic Chernozems
Topsoil TextureCoarseCoarseMediumCoarseMedium
Reference Depth100 cm100 cm100 cm100 cm100 cm
DrainageWellWellModerately wellWellModerately well
Available Water Capacity100 m100 m150 m100 m150 m
Topsoil Properties
Gravel28 %28 %19 %28 %18 %
Sand82 %82 %71 %82 %67 %
Silt8 %8 %8 %8 %13 %
Clay10 %10 %21 %10 %20 %
USDA TextureLoamy sandLoamy sandSandy clay loamLoamy sandSandy clay loam
Reference Bulk Density1.58 g/cm³1.58 g/cm³1.45 g/cm³1.58 g/cm³1.45 g/cm³
Bulk Density1.1 g/cm³1.12 g/cm³1.1 g/cm³1.1 g/cm³1.1 g/cm³
Organic Carbon0.83 %0.83 %1.27 %0.83 %1.15 %
PH7.67.67.87.67.6
Clay Cation Exchange Capacity119 cmol kg⁻¹119 cmol kg⁻¹105 cmol kg⁻¹119 cmol kg⁻¹67 cmol kg⁻¹
Soil Cation Exchange Capacity15 cmol kg⁻¹15 cmol kg⁻¹24 cmol kg⁻¹15 cmol kg⁻¹17 cmol kg⁻¹
Base Saturation93 %91 %100 %93 %98 %
Total Exchangeable Bases14.1 cmol kg⁻¹13.8 cmol kg⁻¹23.9 cmol kg⁻¹14.1 cmol kg⁻¹17 cmol kg⁻¹
Calcium Carbonate1.5 %1.5 %2.1 %1.5 %3.6 %
Calcium Sulphate0.1 %0.1 %0.1 %0.1 %0.1 %
Exchangeable Sodium20 %1 %2 %20 %3 %
Electrical Conductivity0.4 dS m-10.2 dS m-10.1 dS m-10.4 dS m-10.1 dS m-1
Subsoil Properties
Gravel51 %28 %28 %51 %20 %
Sand51 %74 %76 %51 %46 %
Silt3 %8 %9 %3 %8 %
Clay46 %18 %15 %46 %46 %
USDA TextureSandy claySandy loamSandy loamSandy claySandy clay
Reference Bulk Density1.3 g/cm³1.48 g/cm³1.51 g/cm³1.3 g/cm³1.29 g/cm³
Bulk Density1.1 g/cm³1.1 g/cm³1.1 g/cm³1.1 g/cm³1.1 g/cm³
Organic Carbon0.52 %0.68 %1.06 %0.52 %0.65 %
PH8.48.58.78.47.9
Clay Cation Exchange Capacity69 cmol kg⁻¹113 cmol kg⁻¹134 cmol kg⁻¹69 cmol kg⁻¹67 cmol kg⁻¹
Soil Cation Exchange Capacity26 cmol kg⁻¹22 cmol kg⁻¹23 cmol kg⁻¹26 cmol kg⁻¹33 cmol kg⁻¹
Base Saturation100 %100 %100 %100 %99 %
Total Exchangeable Bases26.1 cmol kg⁻¹22.3 cmol kg⁻¹22.6 cmol kg⁻¹26.1 cmol kg⁻¹32.8 cmol kg⁻¹
Calcium Carbonate2.3 %2.8 %5.1 %2.3 %5.4 %
Calcium Sulphate0.1 %0.1 %0.1 %0.1 %0.1 %
Exchangeable Sodium33 %2 %2 %33 %2 %
Electrical Conductivity1.6 dS m-10.2 dS m-10.1 dS m-11.6 dS m-10.2 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