Sungei Buloh Wetlands Reserve
— Protected Area Boundary | | A | | | | | Share | 25 % | 25 % | 30 % | 10 % | 10 % | | Soil Type | Ferric Acrisols | Ferric Acrisols | Plinthic Acrisols | Dystric Gleysols | Gleyic Acrisols | | Topsoil Texture | Coarse | Medium | Medium | Medium | Medium | | Reference Depth | 100 cm | 100 cm | 100 cm | 100 cm | 100 cm | | Drainage | Moderately well | Moderately well | Poor | Poor | Poor | | Available Water Capacity | 150 m | 150 m | 150 m | 150 m | 150 m | | Topsoil Properties | | Gravel | 4 % | 23 % | 35 % | 2 % | 9 % | | Sand | 78 % | 53 % | 47 % | 40 % | 34 % | | Silt | 12 % | 22 % | 30 % | 39 % | 43 % | | Clay | 10 % | 25 % | 23 % | 21 % | 23 % | | USDA Texture | Sandy loam | Sandy clay loam | Loam | Loam | Loam | | Reference Bulk Density | 1.58 g/cm³ | 1.4 g/cm³ | 1.4 g/cm³ | 1.4 g/cm³ | 1.38 g/cm³ | | Bulk Density | 1.52 g/cm³ | 1.4 g/cm³ | 1.44 g/cm³ | 1.33 g/cm³ | 1.39 g/cm³ | | Organic Carbon | 0.61 % | 0.98 % | 1.13 % | 1.25 % | 0.83 % | | PH | 6.2 | 5.1 | 4.8 | 5.1 | 4.9 | | Clay Cation Exchange Capacity | 28 cmol kg⁻¹ | 14 cmol kg⁻¹ | 13 cmol kg⁻¹ | 24 cmol kg⁻¹ | 18 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 4 cmol kg⁻¹ | 6 cmol kg⁻¹ | 6 cmol kg⁻¹ | 11 cmol kg⁻¹ | 7 cmol kg⁻¹ | | Base Saturation | 72 % | 49 % | 54 % | 47 % | 30 % | | Total Exchangeable Bases | 3.7 cmol kg⁻¹ | 2.7 cmol kg⁻¹ | 3 cmol kg⁻¹ | 5.5 cmol kg⁻¹ | 1.9 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0 % | 0 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 3 % | 2 % | 2 % | 1 % | 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 | 10 % | 19 % | 19 % | 4 % | 7 % | | Sand | 65 % | 41 % | 36 % | 41 % | 28 % | | Silt | 12 % | 20 % | 27 % | 34 % | 38 % | | Clay | 23 % | 39 % | 37 % | 25 % | 34 % | | USDA Texture | Sandy clay loam | Clay loam | Clay loam | Loam | Clay loam | | Reference Bulk Density | 1.43 g/cm³ | 1.31 g/cm³ | 1.31 g/cm³ | 1.38 g/cm³ | 1.31 g/cm³ | | Bulk Density | 1.52 g/cm³ | 1.4 g/cm³ | 1.39 g/cm³ | 1.36 g/cm³ | 1.48 g/cm³ | | Organic Carbon | 0.3 % | 0.39 % | 0.41 % | 0.4 % | 0.3 % | | PH | 5.7 | 5 | 4.8 | 5.2 | 4.7 | | Clay Cation Exchange Capacity | 16 cmol kg⁻¹ | 12 cmol kg⁻¹ | 12 cmol kg⁻¹ | 31 cmol kg⁻¹ | 22 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 5 cmol kg⁻¹ | 6 cmol kg⁻¹ | 6 cmol kg⁻¹ | 10 cmol kg⁻¹ | 12 cmol kg⁻¹ | | Base Saturation | 46 % | 33 % | 32 % | 47 % | 20 % | | Total Exchangeable Bases | 2.8 cmol kg⁻¹ | 1.3 cmol kg⁻¹ | 1.9 cmol kg⁻¹ | 6.1 cmol kg⁻¹ | 2 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0 % | 0 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 2 % | 2 % | 3 % | 1 % | 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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