Fossil Butte National Monument
— Protected Area Boundary | | A | | | | | Share | 60 % | 30 % | 10 % | | Soil Type | Luvic Kastanozems | Eutric Regosols | Albic Luvisols | | Topsoil Texture | Medium | Medium | Medium | | Reference Depth | 100 cm | 100 cm | 100 cm | | Drainage | Moderately well | Moderately well | Moderately well | | Available Water Capacity | 100 m | 150 m | 150 m | | Phase 1 | Stony | | | | Topsoil Properties | | Gravel | 8 % | 27 % | 10 % | | Sand | 36 % | 47 % | 37 % | | Silt | 41 % | 34 % | 44 % | | Clay | 23 % | 19 % | 19 % | | USDA Texture | Loam | Loam | Loam | | Reference Bulk Density | 1.38 g/cm³ | 1.43 g/cm³ | 1.41 g/cm³ | | Bulk Density | 1.2 g/cm³ | 1.21 g/cm³ | 1.42 g/cm³ | | Organic Carbon | 1.27 % | 0.97 % | 0.82 % | | PH | 7.3 | 6.4 | 6 | | Clay Cation Exchange Capacity | 66 cmol kg⁻¹ | 41 cmol kg⁻¹ | 53 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 23 cmol kg⁻¹ | 12 cmol kg⁻¹ | 14 cmol kg⁻¹ | | Base Saturation | 100 % | 79 % | 83 % | | Total Exchangeable Bases | 18.4 cmol kg⁻¹ | 15.1 cmol kg⁻¹ | 16.3 cmol kg⁻¹ | | Calcium Carbonate | 4.5 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | | Exchangeable Sodium | 3 % | 1 % | 1 % | | Electrical Conductivity | 0.1 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 | | Subsoil Properties | | Gravel | 5 % | 28 % | 19 % | | Sand | 29 % | 50 % | 33 % | | Silt | 42 % | 32 % | 35 % | | Clay | 29 % | 18 % | 32 % | | USDA Texture | Clay loam | Loam | Clay loam | | Reference Bulk Density | 1.33 g/cm³ | 1.44 g/cm³ | 1.32 g/cm³ | | Bulk Density | 1.18 g/cm³ | 1.46 g/cm³ | 1.58 g/cm³ | | Organic Carbon | 0.57 % | 0.4 % | 0.39 % | | PH | 7.9 | 6.9 | 6.3 | | Clay Cation Exchange Capacity | 68 cmol kg⁻¹ | 55 cmol kg⁻¹ | 56 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 24 cmol kg⁻¹ | 11 cmol kg⁻¹ | 21 cmol kg⁻¹ | | Base Saturation | 100 % | 85 % | 89 % | | Total Exchangeable Bases | 21.1 cmol kg⁻¹ | 10.3 cmol kg⁻¹ | 18.1 cmol kg⁻¹ | | Calcium Carbonate | 10 % | 0.1 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | | Exchangeable Sodium | 3 % | 2 % | 1 % | | Electrical Conductivity | 3.6 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 |
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