Lydden and Temple Ewell Downs
— Protected Area Boundary | | A | | | | | Share | 60 % | 15 % | 10 % | 5 % | 5 % | 5 % | | Soil Type | Chromic Luvisols | Haplic Luvisols | Eutric Cambisols | Rendzic Leptosols | Haplic Acrisols | Eutric Podzoluvisols | | Topsoil Texture | Medium | Medium | Medium | Medium | Medium | Medium | | Reference Depth | 100 cm | 100 cm | 100 cm | 30 cm | 100 cm | 100 cm | | Drainage | Moderately well | Moderately well | Moderately well | Imperfectly | Moderately well | Moderately well | | Available Water Capacity | 100 m | 150 m | 150 m | 50 mm | 100 m | 100 m | | Root Obstacle | None to 80 cm | None to 80 cm | None to 80 cm | | None to 80 cm | None to 80 cm | | Impermeable Layer | 40 - 80 cm | None to 150 cm | None to 150 cm | | 40 - 80 cm | 40 - 80 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 | 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 over 6 months, but not wet within 40 cm for over 11 month | | Topsoil Properties | | Gravel | 12 % | 4 % | 9 % | 16 % | 10 % | 1 % | | Sand | 48 % | 41 % | 42 % | 37 % | 52 % | 35 % | | Silt | 28 % | 37 % | 36 % | 44 % | 24 % | 54 % | | Clay | 24 % | 22 % | 22 % | 19 % | 24 % | 11 % | | USDA Texture | Loam | Loam | Loam | Loam | Sandy clay loam | Silt loam | | Reference Bulk Density | 1.4 g/cm³ | 1.4 g/cm³ | 1.4 g/cm³ | 1.41 g/cm³ | 1.41 g/cm³ | 1.49 g/cm³ | | Bulk Density | 1.53 g/cm³ | 1.43 g/cm³ | 1.37 g/cm³ | 1.24 g/cm³ | 1.43 g/cm³ | 1.36 g/cm³ | | Organic Carbon | 0.83 % | 0.74 % | 1 % | 2.13 % | 1 % | 1.2 % | | PH | 6.3 | 6.5 | 6.6 | 7.5 | 4.9 | 5.4 | | Clay Cation Exchange Capacity | 39 cmol kg⁻¹ | 47 cmol kg⁻¹ | 55 cmol kg⁻¹ | 80 cmol kg⁻¹ | 13 cmol kg⁻¹ | 48 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 12 cmol kg⁻¹ | 13 cmol kg⁻¹ | 16 cmol kg⁻¹ | 27 cmol kg⁻¹ | 6 cmol kg⁻¹ | 9 cmol kg⁻¹ | | Base Saturation | 88 % | 91 % | 93 % | 100 % | 47 % | 55 % | | Total Exchangeable Bases | 10 cmol kg⁻¹ | 11 cmol kg⁻¹ | 14 cmol kg⁻¹ | 28.8 cmol kg⁻¹ | 3.2 cmol kg⁻¹ | 5.7 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0 % | 0 % | 6 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 1 % | 1 % | 2 % | 2 % | 2 % | 0 % | | 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 | 0.1 dS m-1 | | Subsoil Properties | | Gravel | 8 % | 3 % | 12 % | | 10 % | 4 % | | Sand | 41 % | 37 % | 41 % | | 43 % | 37 % | | Silt | 25 % | 34 % | 34 % | | 21 % | 43 % | | Clay | 34 % | 29 % | 25 % | | 36 % | 20 % | | USDA Texture | Clay loam | Clay loam | Loam | | Clay loam | Loam | | Reference Bulk Density | 1.33 g/cm³ | 1.35 g/cm³ | 1.38 g/cm³ | | 1.32 g/cm³ | 1.4 g/cm³ | | Bulk Density | 1.51 g/cm³ | 1.51 g/cm³ | 1.39 g/cm³ | | 1.4 g/cm³ | 1.61 g/cm³ | | Organic Carbon | 0.4 % | 0.36 % | 0.37 % | | 0.43 % | 0.25 % | | PH | 6.4 | 6.7 | 7 | | 4.9 | 5.3 | | Clay Cation Exchange Capacity | 41 cmol kg⁻¹ | 50 cmol kg⁻¹ | 55 cmol kg⁻¹ | | 12 cmol kg⁻¹ | 63 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 15 cmol kg⁻¹ | 14 cmol kg⁻¹ | 15 cmol kg⁻¹ | | 6 cmol kg⁻¹ | 9 cmol kg⁻¹ | | Base Saturation | 90 % | 93 % | 93 % | | 32 % | 59 % | | Total Exchangeable Bases | 12 cmol kg⁻¹ | 13.1 cmol kg⁻¹ | 15.1 cmol kg⁻¹ | | 2.2 cmol kg⁻¹ | 4.9 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0 % | 0.1 % | | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | | 0 % | 0 % | | Exchangeable Sodium | 1 % | 1 % | 2 % | | 2 % | 0 % | | 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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