Vardim Island
— Protected Area Boundary | | A | B | | | | | | Share | 80 % | 20 % | 85 % | 15 % | | Soil Type | Calcaric Fluvisols | Calcaric Fluvisols | Calcic Chernozems | Calcaric Regosols | | Topsoil Texture | Medium | Fine | Medium | Medium | | Reference Depth | 100 cm | 100 cm | 100 cm | 100 cm | | Drainage | Poor | Very poor | Moderately well | Moderately well | | Available Water Capacity | 150 m | 150 m | 150 m | 150 m | | Phase 1 | | Saline | | | | Phase 2 | | Sodic | | | | Root Obstacle | 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 | | Soil Water Regime | 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 | 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 | | Topsoil Properties | | Gravel | 15 % | 4 % | 4 % | 14 % | | Sand | 34 % | 14 % | 28 % | 44 % | | Silt | 48 % | 39 % | 47 % | 35 % | | Clay | 18 % | 47 % | 25 % | 21 % | | USDA Texture | Loam | Clay | Loam | Loam | | Reference Bulk Density | 1.41 g/cm³ | 1.23 g/cm³ | 1.35 g/cm³ | 1.41 g/cm³ | | Bulk Density | 1.39 g/cm³ | 1.41 g/cm³ | 1.21 g/cm³ | 1.37 g/cm³ | | Organic Carbon | 0.6 % | 0.97 % | 1.65 % | 0.75 % | | PH | 8 | 8 | 7.8 | 8 | | Clay Cation Exchange Capacity | 68 cmol kg⁻¹ | 51 cmol kg⁻¹ | 64 cmol kg⁻¹ | 45 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 14 cmol kg⁻¹ | 28 cmol kg⁻¹ | 23 cmol kg⁻¹ | 17 cmol kg⁻¹ | | Base Saturation | 100 % | 100 % | 100 % | 100 % | | Total Exchangeable Bases | 19.8 cmol kg⁻¹ | 22.3 cmol kg⁻¹ | 38 cmol kg⁻¹ | 26.8 cmol kg⁻¹ | | Calcium Carbonate | 11.7 % | 13.3 % | 4.6 % | 15 % | | Calcium Sulphate | 0.2 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 3 % | 2 % | 1 % | 2 % | | Electrical Conductivity | 0.7 dS m-1 | 1 dS m-1 | 0.4 dS m-1 | 0.2 dS m-1 | | Subsoil Properties | | Gravel | 10 % | 3 % | 17 % | 18 % | | Sand | 36 % | 15 % | 28 % | 40 % | | Silt | 46 % | 40 % | 47 % | 35 % | | Clay | 18 % | 45 % | 25 % | 25 % | | USDA Texture | Loam | Clay | Loam | Loam | | Reference Bulk Density | 1.41 g/cm³ | 1.24 g/cm³ | 1.35 g/cm³ | 1.37 g/cm³ | | Bulk Density | 1.41 g/cm³ | 1.46 g/cm³ | 1.3 g/cm³ | 1.5 g/cm³ | | Organic Carbon | 0.4 % | 0.45 % | 0.78 % | 0.47 % | | PH | 8.1 | 7.9 | 8.2 | 8.1 | | Clay Cation Exchange Capacity | 84 cmol kg⁻¹ | 51 cmol kg⁻¹ | 81 cmol kg⁻¹ | 52 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 13 cmol kg⁻¹ | 21 cmol kg⁻¹ | 24 cmol kg⁻¹ | 15 cmol kg⁻¹ | | Base Saturation | 100 % | 100 % | 100 % | 100 % | | Total Exchangeable Bases | 20.7 cmol kg⁻¹ | 20.9 cmol kg⁻¹ | 29.1 cmol kg⁻¹ | 36.5 cmol kg⁻¹ | | Calcium Carbonate | 12.2 % | 19.2 % | 13.6 % | 15 % | | Calcium Sulphate | 0.2 % | 0.2 % | 0 % | 0 % | | Exchangeable Sodium | 3 % | 3 % | 2 % | 2 % | | Electrical Conductivity | 0.5 dS m-1 | 1.9 dS m-1 | 0.4 dS m-1 | 0.3 dS m-1 |
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