Duinen Terschelling
— Protected Area Boundary | | A | B | C | | | | | | | Share | 60 % | 40 % | 75 % | 25 % | | | Soil Type | Eutric Fluvisols | Eutric Fluvisols | Calcaric Fluvisols | Eutric Fluvisols | Eutric Regosols | | Topsoil Texture | Fine | Medium | Coarse | Coarse | Coarse | | Reference Depth | 100 cm | 100 cm | 100 cm | 100 cm | 100 cm | | Drainage | Very poor | Poor | Poor | Poor | Somewhat excessive | | Available Water Capacity | 150 m | 150 m | 150 m | 150 m | 100 m | | Root Obstacle | 60 - 80 cm | None to 80 cm | None to 80 cm | None to 80 cm | None to 80 cm | | Impermeable Layer | None to 150 cm | None to 150 cm | None to 150 cm | None to 150 cm | None to 150 cm | | Soil Water Regime | Wet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 month | Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month | Wet within 80 cm over 6 months, but not wet within 40 cm for over 11 month | Wet within 80 cm over 6 months, but not wet within 40 cm for over 11 month | Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month | | Topsoil Properties | | Gravel | 4 % | 4 % | 10 % | 18 % | 15 % | | Sand | 19 % | 39 % | 79 % | 80 % | 83 % | | Silt | 32 % | 40 % | 15 % | 12 % | 11 % | | Clay | 49 % | 21 % | 6 % | 8 % | 6 % | | USDA Texture | Clay | Loam | Loamy sand | Loamy sand | Loamy sand | | Reference Bulk Density | 1.24 g/cm³ | 1.4 g/cm³ | 1.66 g/cm³ | 1.62 g/cm³ | 1.67 g/cm³ | | Bulk Density | 1.27 g/cm³ | 1.36 g/cm³ | 1.4 g/cm³ | 1.27 g/cm³ | 1.3 g/cm³ | | Organic Carbon | 1.19 % | 0.86 % | 0.41 % | 0.58 % | 0.5 % | | PH | 6.2 | 7.2 | 8.3 | 6.8 | 6.6 | | Clay Cation Exchange Capacity | 38 cmol kg⁻¹ | 63 cmol kg⁻¹ | 109 cmol kg⁻¹ | 64 cmol kg⁻¹ | 50 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 24 cmol kg⁻¹ | 16 cmol kg⁻¹ | 6 cmol kg⁻¹ | 7 cmol kg⁻¹ | 5 cmol kg⁻¹ | | Base Saturation | 91 % | 91 % | 100 % | 89 % | 93 % | | Total Exchangeable Bases | 22.7 cmol kg⁻¹ | 16.9 cmol kg⁻¹ | 11 cmol kg⁻¹ | 7.4 cmol kg⁻¹ | 4.2 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0.5 % | 9.1 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 1 % | 2 % | 4 % | 3 % | 3 % | | Electrical Conductivity | 0.1 dS m-1 | 0.1 dS m-1 | 0.4 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 | | Subsoil Properties | | Gravel | 3 % | 7 % | 10 % | 10 % | 22 % | | Sand | 21 % | 41 % | 79 % | 79 % | 80 % | | Silt | 32 % | 38 % | 15 % | 11 % | 11 % | | Clay | 47 % | 21 % | 6 % | 10 % | 9 % | | USDA Texture | Clay | Loam | Loamy sand | Sandy loam | Loamy sand | | Reference Bulk Density | 1.24 g/cm³ | 1.4 g/cm³ | 1.66 g/cm³ | 1.59 g/cm³ | 1.6 g/cm³ | | Bulk Density | 1.39 g/cm³ | 1.39 g/cm³ | 1.5 g/cm³ | 1.44 g/cm³ | 1.22 g/cm³ | | Organic Carbon | 0.55 % | 0.38 % | 0.17 % | 0.24 % | 0.3 % | | PH | 6.8 | 7.5 | 8.3 | 6.9 | 6.7 | | Clay Cation Exchange Capacity | 41 cmol kg⁻¹ | 61 cmol kg⁻¹ | 137 cmol kg⁻¹ | 57 cmol kg⁻¹ | 44 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 20 cmol kg⁻¹ | 14 cmol kg⁻¹ | 6 cmol kg⁻¹ | 6 cmol kg⁻¹ | 4 cmol kg⁻¹ | | Base Saturation | 99 % | 96 % | 94 % | 93 % | 76 % | | Total Exchangeable Bases | 18.2 cmol kg⁻¹ | 15.2 cmol kg⁻¹ | 13.9 cmol kg⁻¹ | 9 cmol kg⁻¹ | 2.8 cmol kg⁻¹ | | Calcium Carbonate | 0.2 % | 2.5 % | 9.9 % | 0.1 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 2 % | 3 % | 4 % | 2 % | 3 % | | Electrical Conductivity | 0.1 dS m-1 | 0.1 dS m-1 | 0.4 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 |
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