Repetek Biosphere Reserve
— Protected Area Boundary | | A | | | | | Share | 30 % | 10 % | 10 % | | Soil Type | Haplic Arenosols | Gleyic Solonchaks | Haplic Calcisols | | Topsoil Texture | Coarse | Medium | Medium | | Reference Depth | 100 cm | 100 cm | 100 cm | | Drainage | Somewhat excessive | Poor | Moderately well | | Available Water Capacity | 100 m | 150 m | 150 m | | Topsoil Properties | | Gravel | 1 % | 1 % | 1 % | | Sand | 89 % | 36 % | 43 % | | Silt | 6 % | 34 % | 32 % | | Clay | 5 % | 30 % | 25 % | | USDA Texture | Sand | Clay loam | Loam | | Reference Bulk Density | 1.7 g/cm³ | 1.33 g/cm³ | 1.38 g/cm³ | | Bulk Density | 1.5 g/cm³ | 1.39 g/cm³ | 1.32 g/cm³ | | Organic Carbon | 0.23 % | 0.38 % | 0.29 % | | PH | 6.1 | 8.4 | 8.1 | | Clay Cation Exchange Capacity | 40 cmol kg⁻¹ | 61 cmol kg⁻¹ | 72 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 3 cmol kg⁻¹ | 19 cmol kg⁻¹ | 19 cmol kg⁻¹ | | Base Saturation | 91 % | 100 % | 100 % | | Total Exchangeable Bases | 2.7 cmol kg⁻¹ | 19 cmol kg⁻¹ | 19 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 9.3 % | 5.4 % | | Calcium Sulphate | 0 % | 5.4 % | 0.1 % | | Exchangeable Sodium | 3 % | 55 % | 1 % | | Electrical Conductivity | 0 dS m-1 | 12.2 dS m-1 | 0.3 dS m-1 | | Subsoil Properties | | Gravel | 1 % | 1 % | 1 % | | Sand | 90 % | 38 % | 43 % | | Silt | 5 % | 31 % | 30 % | | Clay | 5 % | 31 % | 27 % | | USDA Texture | Sand | Clay loam | Clay loam | | Reference Bulk Density | 1.7 g/cm³ | 1.33 g/cm³ | 1.36 g/cm³ | | Bulk Density | 1.53 g/cm³ | 1.59 g/cm³ | 1.38 g/cm³ | | Organic Carbon | 0.11 % | 0.24 % | 0.22 % | | PH | 6.1 | 8.4 | 8.2 | | Clay Cation Exchange Capacity | 38 cmol kg⁻¹ | 49 cmol kg⁻¹ | 57 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 2 cmol kg⁻¹ | 16 cmol kg⁻¹ | 16 cmol kg⁻¹ | | Base Saturation | 98 % | 100 % | 100 % | | Total Exchangeable Bases | 2 cmol kg⁻¹ | 16 cmol kg⁻¹ | 16 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 11.8 % | 12.4 % | | Calcium Sulphate | 0 % | 1.5 % | 0.1 % | | Exchangeable Sodium | 3 % | 61 % | 3 % | | Electrical Conductivity | 0 dS m-1 | 4 dS m-1 | 0.3 dS m-1 |
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