Vallée de la Nive des Aldudes, Col de Lindux
— Protected Area Boundary | | A | B | C | | | | | | | Share | 50 % | 30 % | 20 % | 50 % | 20 % | 15 % | 15 % | 50 % | 20 % | 15 % | 15 % | | Soil Type | Calcaric Fluvisols | Calcaric Fluvisols | Eutric Fluvisols | Humic Cambisols | Lithic Leptosols | Dystric Cambisols | Umbric Leptosols | Humic Cambisols | Dystric Cambisols | Umbric Leptosols | Lithic Leptosols | | Topsoil Texture | Medium | Medium | Medium | Medium | Medium | Medium | Medium | Medium | Medium | Medium | Medium | | Reference Depth | 100 cm | 100 cm | 100 cm | 100 cm | 10 cm | 100 cm | 30 cm | 100 cm | 100 cm | 30 cm | 10 cm | | Drainage | Poor | Poor | Poor | Moderately well | Imperfectly | Moderately well | Imperfectly | Imperfectly | Imperfectly | Imperfectly | Imperfectly | | Available Water Capacity | 150 m | 150 m | 150 m | 150 m | 15 mm | 150 m | 15 mm | 15 m | 15 m | 15 mm | 0 mm | | Phase 1 | | | | | | | | Lithic | Lithic | Gravelly | Gravelly | | Phase 2 | | | | | | | | Gravelly | Gravelly | | | | Root Obstacle | None to 80 cm | None to 80 cm | None to 80 cm | 60 - 80 cm | | 40 - 60 cm | | 20 - 40 cm | 20 - 40 cm | | | | Impermeable Layer | None to 150 cm | None to 150 cm | 40 - 80 cm | 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 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 | | Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month | | Wet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 month | Wet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 month | | | | Topsoil Properties | | Gravel | 15 % | 15 % | 4 % | 8 % | 21 % | 10 % | 6 % | 8 % | 10 % | 6 % | 21 % | | Sand | 34 % | 34 % | 39 % | 41 % | 42 % | 42 % | 49 % | 41 % | 42 % | 49 % | 42 % | | Silt | 48 % | 48 % | 40 % | 36 % | 34 % | 38 % | 31 % | 36 % | 38 % | 31 % | 34 % | | Clay | 18 % | 18 % | 21 % | 23 % | 24 % | 20 % | 20 % | 23 % | 20 % | 20 % | 24 % | | USDA Texture | Loam | Loam | Loam | Loam | Loam | Loam | Loam | Loam | Loam | Loam | Loam | | Reference Bulk Density | 1.41 g/cm³ | 1.41 g/cm³ | 1.4 g/cm³ | 1.39 g/cm³ | 1.38 g/cm³ | 1.41 g/cm³ | 1.43 g/cm³ | 1.39 g/cm³ | 1.41 g/cm³ | 1.43 g/cm³ | 1.38 g/cm³ | | Bulk Density | 1.39 g/cm³ | 1.39 g/cm³ | 1.36 g/cm³ | 1.1 g/cm³ | 1.3 g/cm³ | 1.3 g/cm³ | 1.1 g/cm³ | 1.1 g/cm³ | 1.3 g/cm³ | 1.1 g/cm³ | 1.3 g/cm³ | | Organic Carbon | 0.6 % | 0.6 % | 0.86 % | 2.72 % | 1.61 % | 1.45 % | 2.4 % | 2.72 % | 1.45 % | 2.4 % | 1.61 % | | PH | 8 | 8 | 7.2 | 5.3 | 7.5 | 5.1 | 5.1 | 5.3 | 5.1 | 5.1 | 7.5 | | Clay Cation Exchange Capacity | 68 cmol kg⁻¹ | 68 cmol kg⁻¹ | 63 cmol kg⁻¹ | 52 cmol kg⁻¹ | 42 cmol kg⁻¹ | 32 cmol kg⁻¹ | 34 cmol kg⁻¹ | 52 cmol kg⁻¹ | 32 cmol kg⁻¹ | 34 cmol kg⁻¹ | 42 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 14 cmol kg⁻¹ | 14 cmol kg⁻¹ | 16 cmol kg⁻¹ | 21 cmol kg⁻¹ | 16 cmol kg⁻¹ | 12 cmol kg⁻¹ | 12 cmol kg⁻¹ | 21 cmol kg⁻¹ | 12 cmol kg⁻¹ | 12 cmol kg⁻¹ | 16 cmol kg⁻¹ | | Base Saturation | 100 % | 100 % | 91 % | 25 % | 100 % | 38 % | 36 % | 25 % | 38 % | 36 % | 100 % | | Total Exchangeable Bases | 19.8 cmol kg⁻¹ | 19.8 cmol kg⁻¹ | 16.9 cmol kg⁻¹ | 5.4 cmol kg⁻¹ | 15.5 cmol kg⁻¹ | 4.3 cmol kg⁻¹ | 4.7 cmol kg⁻¹ | 5.4 cmol kg⁻¹ | 4.3 cmol kg⁻¹ | 4.7 cmol kg⁻¹ | 15.5 cmol kg⁻¹ | | Calcium Carbonate | 11.7 % | 11.7 % | 0.5 % | 0 % | 3.9 % | 0 % | 0 % | 0 % | 0 % | 0 % | 3.9 % | | Calcium Sulphate | 0.2 % | 0.2 % | 0 % | 0 % | 0 % | 0 % | 0 % | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 3 % | 3 % | 2 % | 1 % | 3 % | 2 % | 4 % | 1 % | 2 % | 4 % | 3 % | | Electrical Conductivity | 0.7 dS m-1 | 0.7 dS m-1 | 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 | 0.1 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 | | Subsoil Properties | | Gravel | 10 % | 10 % | 7 % | 6 % | | 19 % | | 6 % | 19 % | | | | Sand | 36 % | 36 % | 41 % | 44 % | | 45 % | | 44 % | 45 % | | | | Silt | 46 % | 46 % | 38 % | 32 % | | 35 % | | 32 % | 35 % | | | | Clay | 18 % | 18 % | 21 % | 24 % | | 20 % | | 24 % | 20 % | | | | USDA Texture | Loam | Loam | Loam | Loam | | Loam | | Loam | Loam | | | | Reference Bulk Density | 1.41 g/cm³ | 1.41 g/cm³ | 1.4 g/cm³ | 1.39 g/cm³ | | 1.42 g/cm³ | | 1.39 g/cm³ | 1.42 g/cm³ | | | | Bulk Density | 1.41 g/cm³ | 1.41 g/cm³ | 1.39 g/cm³ | 1.16 g/cm³ | | 1.36 g/cm³ | | 1.16 g/cm³ | 1.36 g/cm³ | | | | Organic Carbon | 0.4 % | 0.4 % | 0.38 % | 1.07 % | | 0.5 % | | 1.07 % | 0.5 % | | | | PH | 8.1 | 8.1 | 7.5 | 5.3 | | 5.2 | | 5.3 | 5.2 | | | | Clay Cation Exchange Capacity | 84 cmol kg⁻¹ | 84 cmol kg⁻¹ | 61 cmol kg⁻¹ | 37 cmol kg⁻¹ | | 35 cmol kg⁻¹ | | 37 cmol kg⁻¹ | 35 cmol kg⁻¹ | | | | Soil Cation Exchange Capacity | 13 cmol kg⁻¹ | 13 cmol kg⁻¹ | 14 cmol kg⁻¹ | 14 cmol kg⁻¹ | | 9 cmol kg⁻¹ | | 14 cmol kg⁻¹ | 9 cmol kg⁻¹ | | | | Base Saturation | 100 % | 100 % | 96 % | 30 % | | 33 % | | 30 % | 33 % | | | | Total Exchangeable Bases | 20.7 cmol kg⁻¹ | 20.7 cmol kg⁻¹ | 15.2 cmol kg⁻¹ | 2.5 cmol kg⁻¹ | | 2.6 cmol kg⁻¹ | | 2.5 cmol kg⁻¹ | 2.6 cmol kg⁻¹ | | | | Calcium Carbonate | 12.2 % | 12.2 % | 2.5 % | 0 % | | 0 % | | 0 % | 0 % | | | | Calcium Sulphate | 0.2 % | 0.2 % | 0 % | 0 % | | 0 % | | 0 % | 0 % | | | | Exchangeable Sodium | 3 % | 3 % | 3 % | 2 % | | 2 % | | 2 % | 2 % | | | | Electrical Conductivity | 0.5 dS m-1 | 0.5 dS m-1 | 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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