Belene Islands Complex
— Protected Area Boundary | | A | | | | | Share | 50 % | 30 % | 10 % | 5 % | 5 % | | Soil Type | Calcaric Fluvisols | Eutric Fluvisols | Gleyic Phaeozems | Mollic Gleysols | Terric Histosols | | Topsoil Texture | Medium | Medium | Medium | Medium | Medium | | Reference Depth | 100 cm | 100 cm | 100 cm | 100 cm | 100 cm | | Drainage | Poor | Poor | Poor | Poor | Very poor | | Available Water Capacity | 150 m | 150 m | 150 m | 150 m | 150 m | | 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 | 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 | Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month | | | Topsoil Properties | | Gravel | 15 % | 4 % | 3 % | 4 % | 28 % | | Sand | 34 % | 39 % | 35 % | 39 % | 35 % | | Silt | 48 % | 40 % | 42 % | 39 % | 33 % | | Clay | 18 % | 21 % | 23 % | 22 % | 32 % | | USDA Texture | Loam | Loam | Loam | Loam | Clay loam | | Reference Bulk Density | 1.41 g/cm³ | 1.4 g/cm³ | 1.38 g/cm³ | 1.39 g/cm³ | 1.32 g/cm³ | | Bulk Density | 1.39 g/cm³ | 1.36 g/cm³ | 1.38 g/cm³ | 1.28 g/cm³ | 0.28 g/cm³ | | Organic Carbon | 0.6 % | 0.86 % | 1.26 % | 1.65 % | 39.4 % | | PH | 8 | 7.2 | 5.7 | 6.6 | 5.6 | | Clay Cation Exchange Capacity | 68 cmol kg⁻¹ | 63 cmol kg⁻¹ | 51 cmol kg⁻¹ | 45 cmol kg⁻¹ | 45 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 14 cmol kg⁻¹ | 16 cmol kg⁻¹ | 16 cmol kg⁻¹ | 17 cmol kg⁻¹ | 87 cmol kg⁻¹ | | Base Saturation | 100 % | 91 % | 84 % | 87 % | 75 % | | Total Exchangeable Bases | 19.8 cmol kg⁻¹ | 16.9 cmol kg⁻¹ | 13.8 cmol kg⁻¹ | 9.8 cmol kg⁻¹ | 59.5 cmol kg⁻¹ | | Calcium Carbonate | 11.7 % | 0.5 % | 0 % | 0 % | 0 % | | Calcium Sulphate | 0.2 % | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 3 % | 2 % | 2 % | 2 % | 1 % | | Electrical Conductivity | 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 | | Subsoil Properties | | Gravel | 10 % | 7 % | 5 % | 3 % | 5 % | | Sand | 36 % | 41 % | 29 % | 37 % | 52 % | | Silt | 46 % | 38 % | 38 % | 35 % | 23 % | | Clay | 18 % | 21 % | 33 % | 28 % | 25 % | | USDA Texture | Loam | Loam | Clay loam | Clay loam | Sandy clay loam | | Reference Bulk Density | 1.41 g/cm³ | 1.4 g/cm³ | 1.31 g/cm³ | 1.35 g/cm³ | 1.38 g/cm³ | | Bulk Density | 1.41 g/cm³ | 1.39 g/cm³ | 1.44 g/cm³ | 1.35 g/cm³ | 0.18 g/cm³ | | Organic Carbon | 0.4 % | 0.38 % | 0.5 % | 0.69 % | 38.46 % | | PH | 8.1 | 7.5 | 6.9 | 7.2 | 5.8 | | Clay Cation Exchange Capacity | 84 cmol kg⁻¹ | 61 cmol kg⁻¹ | 62 cmol kg⁻¹ | 44 cmol kg⁻¹ | 49 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 13 cmol kg⁻¹ | 14 cmol kg⁻¹ | 23 cmol kg⁻¹ | 15 cmol kg⁻¹ | 88 cmol kg⁻¹ | | Base Saturation | 100 % | 96 % | 90 % | 88 % | 96 % | | Total Exchangeable Bases | 20.7 cmol kg⁻¹ | 15.2 cmol kg⁻¹ | 22.3 cmol kg⁻¹ | 10.7 cmol kg⁻¹ | 81.8 cmol kg⁻¹ | | Calcium Carbonate | 12.2 % | 2.5 % | 2.2 % | 4 % | 0 % | | Calcium Sulphate | 0.2 % | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 3 % | 3 % | 2 % | 1 % | 1 % | | Electrical Conductivity | 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 |
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