Rajiv Gandhi (Nagarahole) National Park

Location:Karnataka, India
IUCN Category:II
Area:155,253 acres (62,829 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:Aw (Climate: equatorial; Precipitation: winter dry)

Ecoregions

South Western Ghats moist deciduous forests
South Western Ghats montane rain forests

Soils

Protected Area Boundary
 AB
   
Share60 %30 %10 %60 %20 %20 %
Soil TypeChromic LuvisolsChromic VertisolsLithosolsEutric NitosolsFerric LuvisolsChromic Luvisols
Topsoil TextureMediumFineMediumMediumMediumMedium
Reference Depth100 cm100 cm10 cm100 cm100 cm100 cm
DrainageModerately wellPoorImperfectlyModerately wellModerately wellModerately well
Available Water Capacity150 m125 m15 mm150 m150 m150 m
Misc. Property Vertic (cracks of more than 1 cm wide)    
Topsoil Properties
Gravel9 %4 %26 %10 %11 %9 %
Sand47 %16 %43 %49 %56 %47 %
Silt29 %29 %34 %28 %20 %29 %
Clay24 %55 %23 %23 %24 %24 %
USDA TextureLoamClayLoamLoamSandy clay loamLoam
Reference Bulk Density1.39 g/cm³1.21 g/cm³1.39 g/cm³1.4 g/cm³1.41 g/cm³1.39 g/cm³
Bulk Density1.54 g/cm³1.65 g/cm³1.3 g/cm³1.49 g/cm³1.48 g/cm³1.54 g/cm³
Organic Carbon0.86 %0.75 %1.4 %0.58 %0.74 %0.86 %
PH6.47.97.66.26.36.4
Clay Cation Exchange Capacity38 cmol kg⁻¹75 cmol kg⁻¹42 cmol kg⁻¹32 cmol kg⁻¹23 cmol kg⁻¹38 cmol kg⁻¹
Soil Cation Exchange Capacity12 cmol kg⁻¹44 cmol kg⁻¹15 cmol kg⁻¹9 cmol kg⁻¹7 cmol kg⁻¹12 cmol kg⁻¹
Base Saturation89 %100 %100 %81 %85 %89 %
Total Exchangeable Bases10 cmol kg⁻¹45.2 cmol kg⁻¹15.6 cmol kg⁻¹7.2 cmol kg⁻¹6.1 cmol kg⁻¹10 cmol kg⁻¹
Calcium Carbonate0 %2.5 %3.9 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %0 %0 %
Exchangeable Sodium1 %1 %4 %1 %2 %1 %
Electrical Conductivity0.1 dS m-10.2 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel8 %5 % 5 %10 %8 %
Sand39 %15 % 38 %44 %39 %
Silt27 %28 % 23 %19 %27 %
Clay34 %57 % 39 %37 %34 %
USDA TextureClay loamClay Clay loamClay loamClay loam
Reference Bulk Density1.33 g/cm³1.21 g/cm³ 1.31 g/cm³1.32 g/cm³1.33 g/cm³
Bulk Density1.52 g/cm³1.76 g/cm³ 1.54 g/cm³1.47 g/cm³1.52 g/cm³
Organic Carbon0.38 %0.45 % 0.4 %0.34 %0.38 %
PH6.38.1 6.366.3
Clay Cation Exchange Capacity40 cmol kg⁻¹73 cmol kg⁻¹ 41 cmol kg⁻¹21 cmol kg⁻¹40 cmol kg⁻¹
Soil Cation Exchange Capacity15 cmol kg⁻¹43 cmol kg⁻¹ 15 cmol kg⁻¹8 cmol kg⁻¹15 cmol kg⁻¹
Base Saturation93 %100 % 82 %77 %93 %
Total Exchangeable Bases12.3 cmol kg⁻¹47.5 cmol kg⁻¹ 9.4 cmol kg⁻¹6.6 cmol kg⁻¹12.3 cmol kg⁻¹
Calcium Carbonate0 %3.9 % 0 %0 %0 %
Calcium Sulphate0 %0 % 0 %0 %0 %
Exchangeable Sodium1 %3 % 1 %2 %1 %
Electrical Conductivity0.1 dS m-10.3 dS m-1 0.1 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