Natural Bridges National Monument
— Protected Area Boundary | | A | | | | | Share | 60 % | 30 % | 10 % | | Soil Type | Calcic Yermosols | Lithosols | Haplic Yermosols | | Topsoil Texture | Medium | Medium | Medium | | Reference Depth | 100 cm | 10 cm | 100 cm | | Drainage | Moderately well | Imperfectly | Moderately well | | Available Water Capacity | 100 m | 15 mm | 150 m | | Phase 1 | Stony | | | | Topsoil Properties | | Gravel | 20 % | 26 % | 20 % | | Sand | 39 % | 43 % | 41 % | | Silt | 37 % | 34 % | 39 % | | Clay | 24 % | 23 % | 20 % | | USDA Texture | Loam | Loam | Loam | | Reference Bulk Density | 1.38 g/cm³ | 1.39 g/cm³ | 1.41 g/cm³ | | Bulk Density | 1.46 g/cm³ | 1.3 g/cm³ | 1.51 g/cm³ | | Organic Carbon | 0.37 % | 1.4 % | 0.41 % | | PH | 8.1 | 7.6 | 8.3 | | Clay Cation Exchange Capacity | 45 cmol kg⁻¹ | 42 cmol kg⁻¹ | 47 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 15 cmol kg⁻¹ | 15 cmol kg⁻¹ | 8 cmol kg⁻¹ | | Base Saturation | 100 % | 100 % | 100 % | | Total Exchangeable Bases | 24 cmol kg⁻¹ | 15.6 cmol kg⁻¹ | 18.1 cmol kg⁻¹ | | Calcium Carbonate | 26 % | 3.9 % | 1.5 % | | Calcium Sulphate | 0.1 % | 0 % | 0.1 % | | Exchangeable Sodium | 8 % | 4 % | 6 % | | Electrical Conductivity | 2.4 dS m-1 | 0.1 dS m-1 | 1 dS m-1 | | Subsoil Properties | | Gravel | 41 % | | 27 % | | Sand | 30 % | | 38 % | | Silt | 42 % | | 40 % | | Clay | 28 % | | 22 % | | USDA Texture | Clay loam | | Loam | | Reference Bulk Density | 1.34 g/cm³ | | 1.39 g/cm³ | | Bulk Density | 1.3 g/cm³ | | 1.49 g/cm³ | | Organic Carbon | 0.29 % | | 0.22 % | | PH | 8.1 | | 8.3 | | Clay Cation Exchange Capacity | 35 cmol kg⁻¹ | | 42 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 11 cmol kg⁻¹ | | 9 cmol kg⁻¹ | | Base Saturation | 100 % | | 100 % | | Total Exchangeable Bases | 21.8 cmol kg⁻¹ | | 26.8 cmol kg⁻¹ | | Calcium Carbonate | 35 % | | 4.5 % | | Calcium Sulphate | 0.7 % | | 0.7 % | | Exchangeable Sodium | 8 % | | 5 % | | Electrical Conductivity | 2.6 dS m-1 | | 3.8 dS m-1 |
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