Okefenokee National Wildlife Refuge
— Protected Area Boundary | | A | B | | | | | | Share | | 60 % | 30 % | 10 % | | Soil Type | Histosols | Gleyic Podzols | Dystric Regosols | Histosols | | Topsoil Texture | Medium | Coarse | Medium | Medium | | Reference Depth | 100 cm | 100 cm | 100 cm | 100 cm | | Drainage | Very poor | Poor | Moderately well | Very poor | | Available Water Capacity | 150 m | 100 m | 150 m | 150 m | | Topsoil Properties | | Gravel | 15 % | 3 % | 20 % | 15 % | | Sand | 26 % | 86 % | 42 % | 26 % | | Silt | 35 % | 10 % | 37 % | 35 % | | Clay | 39 % | 4 % | 21 % | 39 % | | USDA Texture | Clay | Loamy sand | Loam | Clay | | Reference Bulk Density | 1.28 g/cm³ | 1.73 g/cm³ | 1.4 g/cm³ | 1.28 g/cm³ | | Bulk Density | 0.26 g/cm³ | 1.31 g/cm³ | 1.37 g/cm³ | 0.26 g/cm³ | | Organic Carbon | 35.27 % | 1.62 % | 1.37 % | 35.27 % | | PH | 5 | 4.5 | 5.1 | 5 | | Clay Cation Exchange Capacity | 45 cmol kg⁻¹ | 47 cmol kg⁻¹ | 23 cmol kg⁻¹ | 45 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 80 cmol kg⁻¹ | 5 cmol kg⁻¹ | 11 cmol kg⁻¹ | 80 cmol kg⁻¹ | | Base Saturation | 64 % | 18 % | 22 % | 64 % | | Total Exchangeable Bases | 45.4 cmol kg⁻¹ | 3.6 cmol kg⁻¹ | 2.6 cmol kg⁻¹ | 45.4 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 1 % | 1 % | 2 % | 1 % | | Electrical Conductivity | 0.1 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 | | Subsoil Properties | | Gravel | 1 % | 6 % | 35 % | 1 % | | Sand | 43 % | 85 % | 44 % | 43 % | | Silt | 28 % | 10 % | 35 % | 28 % | | Clay | 29 % | 5 % | 21 % | 29 % | | USDA Texture | Loam | Loamy sand | Loam | Loam | | Reference Bulk Density | 1.35 g/cm³ | 1.7 g/cm³ | 1.41 g/cm³ | 1.35 g/cm³ | | Bulk Density | 0.16 g/cm³ | 1.58 g/cm³ | 1.53 g/cm³ | 0.16 g/cm³ | | Organic Carbon | 33.85 % | 0.93 % | 0.6 % | 33.85 % | | PH | 5.2 | 4.9 | 4.9 | 5.2 | | Clay Cation Exchange Capacity | 49 cmol kg⁻¹ | 44 cmol kg⁻¹ | 18 cmol kg⁻¹ | 49 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 79 cmol kg⁻¹ | 3 cmol kg⁻¹ | 6 cmol kg⁻¹ | 79 cmol kg⁻¹ | | Base Saturation | 59 % | 19 % | 25 % | 59 % | | Total Exchangeable Bases | 55.3 cmol kg⁻¹ | 0.9 cmol kg⁻¹ | 2.1 cmol kg⁻¹ | 55.3 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 1 % | 3 % | 2 % | 1 % | | Electrical Conductivity | 0.1 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 |
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