Antietam National Battlefield
— Protected Area Boundary | | A | B | | | | | | Share | | 70 % | 30 % | | Soil Type | Orthic Acrisols | Chromic Luvisols | Dystric Cambisols | | Topsoil Texture | Medium | Medium | Medium | | Reference Depth | 100 cm | 100 cm | 100 cm | | Drainage | Moderately well | Moderately well | Moderately well | | Available Water Capacity | 150 m | 150 m | 150 m | | Topsoil Properties | | Gravel | 10 % | 9 % | 10 % | | Sand | 49 % | 47 % | 41 % | | Silt | 27 % | 29 % | 39 % | | Clay | 24 % | 24 % | 20 % | | USDA Texture | Sandy clay loam | Loam | Loam | | Reference Bulk Density | 1.4 g/cm³ | 1.39 g/cm³ | 1.41 g/cm³ | | Bulk Density | 1.4 g/cm³ | 1.54 g/cm³ | 1.3 g/cm³ | | Organic Carbon | 1 % | 0.86 % | 1.45 % | | PH | 4.6 | 6.4 | 5.1 | | Clay Cation Exchange Capacity | 16 cmol kg⁻¹ | 38 cmol kg⁻¹ | 30 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 7 cmol kg⁻¹ | 12 cmol kg⁻¹ | 12 cmol kg⁻¹ | | Base Saturation | 44 % | 89 % | 37 % | | Total Exchangeable Bases | 3.5 cmol kg⁻¹ | 10 cmol kg⁻¹ | 4.1 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | | Exchangeable Sodium | 1 % | 1 % | 1 % | | Electrical Conductivity | 0.1 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 | | Subsoil Properties | | Gravel | 10 % | 8 % | 20 % | | Sand | 40 % | 39 % | 45 % | | Silt | 24 % | 27 % | 35 % | | Clay | 36 % | 34 % | 20 % | | USDA Texture | Clay loam | Clay loam | Loam | | Reference Bulk Density | 1.32 g/cm³ | 1.33 g/cm³ | 1.42 g/cm³ | | Bulk Density | 1.4 g/cm³ | 1.52 g/cm³ | 1.37 g/cm³ | | Organic Carbon | 0.42 % | 0.38 % | 0.5 % | | PH | 4.8 | 6.3 | 5.2 | | Clay Cation Exchange Capacity | 14 cmol kg⁻¹ | 40 cmol kg⁻¹ | 36 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 6 cmol kg⁻¹ | 15 cmol kg⁻¹ | 9 cmol kg⁻¹ | | Base Saturation | 32 % | 93 % | 33 % | | Total Exchangeable Bases | 2.3 cmol kg⁻¹ | 12.3 cmol kg⁻¹ | 2.6 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | | Exchangeable Sodium | 2 % | 1 % | 1 % | | Electrical Conductivity | 0.1 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 |
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