Eilandspolder
— Protected Area Boundary | | A | B | | | | | | Share | 70 % | 20 % | 10 % | | | Soil Type | Mollic Gleysols | Eutric Gleysols | Eutric Gleysols | Terric Histosols | | Topsoil Texture | Medium | Medium | Medium | Medium | | Reference Depth | 100 cm | 100 cm | 100 cm | 100 cm | | Drainage | Poor | Poor | Poor | Very poor | | Available Water Capacity | 150 m | 150 m | 150 m | 150 m | | Phase 1 | Soils disturbed by man | | | | | Root Obstacle | 60 - 80 cm | 60 - 80 cm | 40 - 60 cm | 40 - 60 cm | | Impermeable Layer | None to 150 cm | None to 150 cm | None to 150 cm | None to 150 cm | | Soil Water Regime | Not wet within 80 cm for over 3 months, nor 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 | | Topsoil Properties | | Gravel | 4 % | 4 % | 4 % | 28 % | | Sand | 39 % | 37 % | 37 % | 35 % | | Silt | 39 % | 40 % | 40 % | 33 % | | Clay | 22 % | 23 % | 23 % | 32 % | | USDA Texture | Loam | Loam | Loam | Clay loam | | Reference Bulk Density | 1.39 g/cm³ | 1.38 g/cm³ | 1.38 g/cm³ | 1.32 g/cm³ | | Bulk Density | 1.28 g/cm³ | 1.35 g/cm³ | 1.35 g/cm³ | 0.28 g/cm³ | | Organic Carbon | 1.65 % | 1.07 % | 1.07 % | 39.4 % | | PH | 6.6 | 6.2 | 6.2 | 5.6 | | Clay Cation Exchange Capacity | 45 cmol kg⁻¹ | 41 cmol kg⁻¹ | 41 cmol kg⁻¹ | 45 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 17 cmol kg⁻¹ | 13 cmol kg⁻¹ | 13 cmol kg⁻¹ | 87 cmol kg⁻¹ | | Base Saturation | 87 % | 88 % | 88 % | 75 % | | Total Exchangeable Bases | 9.8 cmol kg⁻¹ | 10.2 cmol kg⁻¹ | 10.2 cmol kg⁻¹ | 59.5 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 2 % | 2 % | 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 | 3 % | 5 % | 5 % | 5 % | | Sand | 37 % | 36 % | 36 % | 52 % | | Silt | 35 % | 36 % | 36 % | 23 % | | Clay | 28 % | 28 % | 28 % | 25 % | | USDA Texture | Clay loam | Clay loam | Clay loam | Sandy clay loam | | Reference Bulk Density | 1.35 g/cm³ | 1.35 g/cm³ | 1.35 g/cm³ | 1.38 g/cm³ | | Bulk Density | 1.35 g/cm³ | 1.5 g/cm³ | 1.5 g/cm³ | 0.18 g/cm³ | | Organic Carbon | 0.69 % | 0.37 % | 0.37 % | 38.46 % | | PH | 7.2 | 6.6 | 6.6 | 5.8 | | Clay Cation Exchange Capacity | 44 cmol kg⁻¹ | 42 cmol kg⁻¹ | 42 cmol kg⁻¹ | 49 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 15 cmol kg⁻¹ | 13 cmol kg⁻¹ | 13 cmol kg⁻¹ | 88 cmol kg⁻¹ | | Base Saturation | 88 % | 90 % | 90 % | 96 % | | Total Exchangeable Bases | 10.7 cmol kg⁻¹ | 11.9 cmol kg⁻¹ | 11.9 cmol kg⁻¹ | 81.8 cmol kg⁻¹ | | Calcium Carbonate | 4 % | 0 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 1 % | 2 % | 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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