Si Phang Nga National Park
— Protected Area Boundary | | A | B | | | | | | Share | 35 % | 35 % | 10 % | 10 % | 10 % | 60 % | 30 % | 10 % | | Soil Type | Orthic Acrisols | Orthic Acrisols | Lithosols | Dystric Cambisols | Humic Acrisols | Thionic Fluvisols | Humic Gleysols | Dystric Gleysols | | Topsoil Texture | Medium | Fine | Medium | Medium | Medium | Fine | Medium | Medium | | Reference Depth | 100 cm | 100 cm | 10 cm | 100 cm | 100 cm | 100 cm | 100 cm | 100 cm | | Drainage | Imperfectly | Imperfectly | Imperfectly | Moderately well | Moderately well | Very poor | Poor | Poor | | Available Water Capacity | 50 m | 50 m | 15 mm | 150 m | 150 m | 150 m | 150 m | 150 m | | Phase 1 | Lithic | Lithic | | | | | | | | Topsoil Properties | | Gravel | 10 % | 4 % | 26 % | 10 % | 5 % | 4 % | 4 % | 2 % | | Sand | 49 % | 29 % | 43 % | 41 % | 46 % | 8 % | 33 % | 40 % | | Silt | 27 % | 25 % | 34 % | 39 % | 30 % | 34 % | 45 % | 39 % | | Clay | 24 % | 46 % | 23 % | 20 % | 24 % | 58 % | 22 % | 21 % | | USDA Texture | Sandy clay loam | Clay | Loam | Loam | Loam | Clay | Loam | Loam | | Reference Bulk Density | 1.4 g/cm³ | 1.26 g/cm³ | 1.39 g/cm³ | 1.41 g/cm³ | 1.39 g/cm³ | 1.19 g/cm³ | 1.38 g/cm³ | 1.4 g/cm³ | | Bulk Density | 1.4 g/cm³ | 1.27 g/cm³ | 1.3 g/cm³ | 1.3 g/cm³ | 1.3 g/cm³ | 1.18 g/cm³ | 1.2 g/cm³ | 1.33 g/cm³ | | Organic Carbon | 1 % | 1.07 % | 1.4 % | 1.45 % | 1.73 % | 2.59 % | 3.71 % | 1.25 % | | PH | 4.6 | 4.6 | 7.6 | 5.1 | 5 | 5 | 5.5 | 5.1 | | Clay Cation Exchange Capacity | 16 cmol kg⁻¹ | 13 cmol kg⁻¹ | 42 cmol kg⁻¹ | 30 cmol kg⁻¹ | 19 cmol kg⁻¹ | 23 cmol kg⁻¹ | 33 cmol kg⁻¹ | 24 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 7 cmol kg⁻¹ | 11 cmol kg⁻¹ | 15 cmol kg⁻¹ | 12 cmol kg⁻¹ | 9 cmol kg⁻¹ | 27 cmol kg⁻¹ | 18 cmol kg⁻¹ | 11 cmol kg⁻¹ | | Base Saturation | 44 % | 38 % | 100 % | 37 % | 27 % | 80 % | 34 % | 47 % | | Total Exchangeable Bases | 3.5 cmol kg⁻¹ | 5.7 cmol kg⁻¹ | 15.6 cmol kg⁻¹ | 4.1 cmol kg⁻¹ | 2.5 cmol kg⁻¹ | 12.8 cmol kg⁻¹ | 3.1 cmol kg⁻¹ | 5.5 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0 % | 3.9 % | 0 % | 0 % | 0 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | 0 % | 0 % | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 1 % | 1 % | 4 % | 1 % | 1 % | 17 % | 2 % | 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 | 0.1 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 | | Subsoil Properties | | Gravel | 10 % | 4 % | | 20 % | 7 % | 3 % | 5 % | 4 % | | Sand | 40 % | 23 % | | 45 % | 41 % | 10 % | 37 % | 41 % | | Silt | 24 % | 22 % | | 35 % | 26 % | 33 % | 35 % | 34 % | | Clay | 36 % | 55 % | | 20 % | 33 % | 57 % | 28 % | 25 % | | USDA Texture | Clay loam | Clay | | Loam | Clay loam | Clay | Clay loam | Loam | | Reference Bulk Density | 1.32 g/cm³ | 1.23 g/cm³ | | 1.42 g/cm³ | 1.34 g/cm³ | 1.2 g/cm³ | 1.35 g/cm³ | 1.38 g/cm³ | | Bulk Density | 1.4 g/cm³ | 1.27 g/cm³ | | 1.37 g/cm³ | 1.35 g/cm³ | 1.09 g/cm³ | 1.46 g/cm³ | 1.36 g/cm³ | | Organic Carbon | 0.42 % | 0.46 % | | 0.5 % | 0.77 % | 3.49 % | 0.69 % | 0.4 % | | PH | 4.8 | 4.9 | | 5.2 | 5.2 | 4.2 | 5.6 | 5.2 | | Clay Cation Exchange Capacity | 14 cmol kg⁻¹ | 12 cmol kg⁻¹ | | 36 cmol kg⁻¹ | 15 cmol kg⁻¹ | 25 cmol kg⁻¹ | 41 cmol kg⁻¹ | 31 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 6 cmol kg⁻¹ | 9 cmol kg⁻¹ | | 9 cmol kg⁻¹ | 7 cmol kg⁻¹ | 27 cmol kg⁻¹ | 11 cmol kg⁻¹ | 10 cmol kg⁻¹ | | Base Saturation | 32 % | 23 % | | 33 % | 21 % | 78 % | 62 % | 47 % | | Total Exchangeable Bases | 2.3 cmol kg⁻¹ | 2.7 cmol kg⁻¹ | | 2.6 cmol kg⁻¹ | 3 cmol kg⁻¹ | 17.9 cmol kg⁻¹ | 9 cmol kg⁻¹ | 6.1 cmol kg⁻¹ | | Calcium Carbonate | 0 % | 0 % | | 0 % | 0 % | 0 % | 0 % | 0 % | | Calcium Sulphate | 0 % | 0 % | | 0 % | 0 % | 0 % | 0 % | 0 % | | Exchangeable Sodium | 2 % | 1 % | | 1 % | 1 % | 15 % | 4 % | 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 | 0.1 dS m-1 | 0.1 dS m-1 |
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