Bitahai Nature Reserve

Location:Yunnan, China
IUCN Category:V
Area:49,655 acres (20,095 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:Cwc (Climate: warm temperate; Precipitation: winter dry; Temperature: cool summer)

Ecoregions

Hengduan Mountains subalpine conifer forests

Soils

Protected Area Boundary
 ABCD
     
Soil TypeHaplic LuvisolsHaplic LuvisolsHaplic LuvisolsHaplic Luvisols
Topsoil TextureMediumMediumMediumMedium
Reference Depth100 cm100 cm100 cm100 cm
DrainageModerately wellModerately wellModerately wellModerately well
Available Water Capacity150 m150 m150 m150 m
Topsoil Properties
Gravel4 %4 %4 %4 %
Sand41 %41 %41 %41 %
Silt37 %37 %37 %37 %
Clay22 %22 %22 %22 %
USDA TextureLoamLoamLoamLoam
Reference Bulk Density1.4 g/cm³1.4 g/cm³1.4 g/cm³1.4 g/cm³
Bulk Density1.43 g/cm³1.43 g/cm³1.43 g/cm³1.43 g/cm³
Organic Carbon0.74 %0.74 %0.74 %0.74 %
PH6.56.56.56.5
Clay Cation Exchange Capacity47 cmol kg⁻¹47 cmol kg⁻¹47 cmol kg⁻¹47 cmol kg⁻¹
Soil Cation Exchange Capacity13 cmol kg⁻¹13 cmol kg⁻¹13 cmol kg⁻¹13 cmol kg⁻¹
Base Saturation91 %91 %91 %91 %
Total Exchangeable Bases11 cmol kg⁻¹11 cmol kg⁻¹11 cmol kg⁻¹11 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %
Exchangeable Sodium1 %1 %1 %1 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel3 %3 %3 %3 %
Sand37 %37 %37 %37 %
Silt34 %34 %34 %34 %
Clay29 %29 %29 %29 %
USDA TextureClay loamClay loamClay loamClay loam
Reference Bulk Density1.35 g/cm³1.35 g/cm³1.35 g/cm³1.35 g/cm³
Bulk Density1.51 g/cm³1.51 g/cm³1.51 g/cm³1.51 g/cm³
Organic Carbon0.36 %0.36 %0.36 %0.36 %
PH6.76.76.76.7
Clay Cation Exchange Capacity50 cmol kg⁻¹50 cmol kg⁻¹50 cmol kg⁻¹50 cmol kg⁻¹
Soil Cation Exchange Capacity14 cmol kg⁻¹14 cmol kg⁻¹14 cmol kg⁻¹14 cmol kg⁻¹
Base Saturation93 %93 %93 %93 %
Total Exchangeable Bases13.1 cmol kg⁻¹13.1 cmol kg⁻¹13.1 cmol kg⁻¹13.1 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %
Exchangeable Sodium1 %1 %1 %1 %
Electrical Conductivity0.1 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