Vallée de la Helle (Baelen; Eupen; Waimes)
— Protected Area Boundary | | A | B | | | | | | Share | 85 % | 15 % | 50 % | 45 % | 5 % | | Soil Type | Fibric Histosols | Dystric Cambisols | Dystric Cambisols | Gleyic Cambisols | Fibric Histosols | | Topsoil Texture | Fine | Medium | Medium | Medium | Fine | | Reference Depth | 100 cm | 100 cm | 100 cm | 100 cm | 100 cm | | Drainage | Very poor | Moderately well | Moderately well | Poor | Very poor | | Available Water Capacity | 150 m | 50 m | 50 m | 150 m | 150 m | | Phase 1 | | Gravelly | Stony | Fragipan | | | Phase 2 | | Stony | Gravelly | | | | Root Obstacle | None to 80 cm | | 60 - 80 cm | 40 - 60 cm | None to 80 cm | | Impermeable Layer | None to 150 cm | | 80 - 150 cm | 80 - 150 cm | | | Soil Water Regime | Wet within 40 cm depth for over 11 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 40 cm depth for over 11 month | | Topsoil Properties | | Gravel | 1 % | 10 % | 10 % | 4 % | 1 % | | Sand | 20 % | 42 % | 42 % | 45 % | 20 % | | Silt | 40 % | 38 % | 38 % | 36 % | 40 % | | Clay | 40 % | 20 % | 20 % | 19 % | 40 % | | USDA Texture | Clay | Loam | Loam | Loam | Clay | | Reference Bulk Density | 1.26 g/cm³ | 1.41 g/cm³ | 1.41 g/cm³ | 1.42 g/cm³ | 1.26 g/cm³ | | Bulk Density | 0.1 g/cm³ | 1.3 g/cm³ | 1.3 g/cm³ | 1.41 g/cm³ | 0.1 g/cm³ | | Organic Carbon | 33.63 % | 1.45 % | 1.45 % | 1 % | 33.63 % | | PH | 4.3 | 5.1 | 5.1 | 6.4 | 4.3 | | Clay Cation Exchange Capacity | 45 cmol kg⁻¹ | 32 cmol kg⁻¹ | 32 cmol kg⁻¹ | 38 cmol kg⁻¹ | 45 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 77 cmol kg⁻¹ | 12 cmol kg⁻¹ | 12 cmol kg⁻¹ | 9 cmol kg⁻¹ | 77 cmol kg⁻¹ | | Base Saturation | 62 % | 38 % | 38 % | 85 % | 62 % | | Total Exchangeable Bases | 31.4 cmol kg⁻¹ | 4.3 cmol kg⁻¹ | 4.3 cmol kg⁻¹ | 8.2 cmol kg⁻¹ | 31.4 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0 % | 0 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 2 % | 2 % | 2 % | 2 % | 2 % | | Electrical Conductivity | 0.1 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 | | Subsoil Properties | | Gravel | 2 % | 19 % | 19 % | 18 % | 2 % | | Sand | 47 % | 45 % | 45 % | 39 % | 47 % | | Silt | 26 % | 35 % | 35 % | 34 % | 26 % | | Clay | 27 % | 20 % | 20 % | 27 % | 27 % | | USDA Texture | Sandy clay loam | Loam | Loam | Clay loam | Sandy clay loam | | Reference Bulk Density | 1.38 g/cm³ | 1.42 g/cm³ | 1.42 g/cm³ | 1.36 g/cm³ | 1.38 g/cm³ | | Bulk Density | 0.1 g/cm³ | 1.36 g/cm³ | 1.36 g/cm³ | 1.6 g/cm³ | 0.1 g/cm³ | | Organic Carbon | 32.89 % | 0.5 % | 0.5 % | 0.47 % | 32.89 % | | PH | 4.6 | 5.2 | 5.2 | 6.7 | 4.6 | | Clay Cation Exchange Capacity | 71 cmol kg⁻¹ | 35 cmol kg⁻¹ | 35 cmol kg⁻¹ | 37 cmol kg⁻¹ | 71 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 78 cmol kg⁻¹ | 9 cmol kg⁻¹ | 9 cmol kg⁻¹ | 11 cmol kg⁻¹ | 78 cmol kg⁻¹ | | Base Saturation | 40 % | 33 % | 33 % | 88 % | 40 % | | Total Exchangeable Bases | 27.4 cmol kg⁻¹ | 2.6 cmol kg⁻¹ | 2.6 cmol kg⁻¹ | 11.3 cmol kg⁻¹ | 27.4 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0 % | 0 % | 0.1 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 1 % | 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 | 0.1 dS m-1 |
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