Khawr Salalah
— Protected Area Boundary | | A | | | | | Share | 20 % | 20 % | 20 % | 20 % | 10 % | 10 % | | Soil Type | Calcic Yermosols | Calcic Yermosols | Luvic Yermosols | Lithosols | Solonchaks | Calcaric Fluvisols | | Topsoil Texture | Coarse | Medium | Medium | Medium | Medium | Medium | | Reference Depth | 100 cm | 100 cm | 100 cm | 10 cm | 100 cm | 100 cm | | Drainage | Moderately well | Imperfectly | Moderately well | Imperfectly | Moderately well | Poor | | Available Water Capacity | 15 m | 15 m | 150 m | 15 mm | 150 m | 150 m | | Phase 1 | Stony | Stony | | | | | | Phase 2 | Lithic | Lithic | | | | | | Topsoil Properties | | Gravel | 4 % | 20 % | 20 % | 26 % | 6 % | 10 % | | Sand | 86 % | 39 % | 50 % | 43 % | 35 % | 35 % | | Silt | 9 % | 37 % | 29 % | 34 % | 43 % | 47 % | | Clay | 5 % | 24 % | 21 % | 23 % | 22 % | 18 % | | USDA Texture | Loamy sand | Loam | Loam | Loam | Loam | Loam | | Reference Bulk Density | 1.7 g/cm³ | 1.38 g/cm³ | 1.42 g/cm³ | 1.39 g/cm³ | 1.38 g/cm³ | 1.41 g/cm³ | | Bulk Density | 1.63 g/cm³ | 1.46 g/cm³ | 1.5 g/cm³ | 1.3 g/cm³ | 1.3 g/cm³ | 1.39 g/cm³ | | Organic Carbon | 0.32 % | 0.37 % | 0.4 % | 1.4 % | 0.48 % | 0.6 % | | PH | 8.1 | 8.1 | 7.3 | 7.6 | 8.1 | 8 | | Clay Cation Exchange Capacity | 45 cmol kg⁻¹ | 45 cmol kg⁻¹ | 47 cmol kg⁻¹ | 42 cmol kg⁻¹ | 44 cmol kg⁻¹ | 65 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 6 cmol kg⁻¹ | 15 cmol kg⁻¹ | 7 cmol kg⁻¹ | 15 cmol kg⁻¹ | 13 cmol kg⁻¹ | 14 cmol kg⁻¹ | | Base Saturation | 100 % | 100 % | 100 % | 100 % | 100 % | 100 % | | Total Exchangeable Bases | 6.8 cmol kg⁻¹ | 24 cmol kg⁻¹ | 14 cmol kg⁻¹ | 15.6 cmol kg⁻¹ | 17.6 cmol kg⁻¹ | 19.8 cmol kg⁻¹ | | Calcium Carbonate | 5.9 % | 26 % | 0.5 % | 3.9 % | 9 % | 11.7 % | | Calcium Sulphate | 0.1 % | 0.1 % | 0.1 % | 0 % | 1.8 % | 0.2 % | | Exchangeable Sodium | 5 % | 8 % | 6 % | 4 % | 39 % | 2 % | | Electrical Conductivity | 0.2 dS m-1 | 2.4 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 | 20.8 dS m-1 | 0.7 dS m-1 | | Subsoil Properties | | Gravel | 5 % | 41 % | 27 % | | 5 % | 11 % | | Sand | 80 % | 30 % | 44 % | | 38 % | 37 % | | Silt | 11 % | 42 % | 28 % | | 39 % | 45 % | | Clay | 9 % | 28 % | 28 % | | 23 % | 18 % | | USDA Texture | Loamy sand | Clay loam | Clay loam | | Loam | Loam | | Reference Bulk Density | 1.6 g/cm³ | 1.34 g/cm³ | 1.37 g/cm³ | | 1.38 g/cm³ | 1.42 g/cm³ | | Bulk Density | 1.62 g/cm³ | 1.3 g/cm³ | 1.47 g/cm³ | | 1.35 g/cm³ | 1.41 g/cm³ | | Organic Carbon | 0.23 % | 0.29 % | 0.28 % | | 0.29 % | 0.4 % | | PH | 8.2 | 8.1 | 7.3 | | 8.2 | 8.1 | | Clay Cation Exchange Capacity | 56 cmol kg⁻¹ | 35 cmol kg⁻¹ | 58 cmol kg⁻¹ | | 56 cmol kg⁻¹ | 84 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 6 cmol kg⁻¹ | 11 cmol kg⁻¹ | 11 cmol kg⁻¹ | | 13 cmol kg⁻¹ | 13 cmol kg⁻¹ | | Base Saturation | 100 % | 100 % | 100 % | | 100 % | 100 % | | Total Exchangeable Bases | 8.4 cmol kg⁻¹ | 21.8 cmol kg⁻¹ | 14.6 cmol kg⁻¹ | | 13.9 cmol kg⁻¹ | 20.7 cmol kg⁻¹ | | Calcium Carbonate | 3 % | 35 % | 3.8 % | | 10.3 % | 12.2 % | | Calcium Sulphate | 0.9 % | 0.7 % | 0.7 % | | 1 % | 0.3 % | | Exchangeable Sodium | 3 % | 8 % | 4 % | | 39 % | 3 % | | Electrical Conductivity | 0.4 dS m-1 | 2.6 dS m-1 | 9.7 dS m-1 | | 14 dS m-1 | 0.5 dS m-1 |
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