Reserva de la Biosfera de Calakmul
— Protected Area Boundary | | A | B | C | D | | | | | | | | Share | 42 % | 23 % | 25 % | 10 % | 29 % | 16 % | 14 % | 12 % | 9 % | 16 % | 4 % | | 75 % | 25 % | | Soil Type | Rendzic Leptosols | Calcaric Regosols | Lithic Leptosols | Calcic Vertisols | Rendzic Leptosols | Calcic Vertisols | Plinthic Acrisols | Rendzic Leptosols | Calcic Vertisols | Eutric Gleysols | Calcic Vertisols | Calcaric Cambisols | Rendzic Leptosols | Lithic Leptosols | | Topsoil Texture | Medium | Medium | Medium | Medium | Medium | Medium | Medium | Medium | Medium | Fine | Medium | Medium | Medium | Medium | | Reference Depth | 30 cm | 100 cm | 10 cm | 100 cm | 30 cm | 100 cm | 100 cm | 30 cm | 100 cm | 100 cm | 100 cm | 100 cm | 30 cm | 10 cm | | Drainage | Imperfectly | Moderately well | Imperfectly | Poor | Imperfectly | Poor | Poor | Imperfectly | Poor | Very poor | Poor | Moderately well | Imperfectly | Imperfectly | | Available Water Capacity | 50 mm | 150 m | 15 mm | 125 m | 50 mm | 125 m | 150 m | 50 mm | 125 m | 150 m | 125 m | 150 m | 50 mm | 15 mm | | Misc. Property | | | | Vertic (cracks of more than 1 cm wide) | | Vertic (cracks of more than 1 cm wide) | | | Vertic (cracks of more than 1 cm wide) | | Vertic (cracks of more than 1 cm wide) | | | | | Topsoil Properties | | Gravel | 10 % | 9 % | 28 % | 9 % | 10 % | 9 % | 10 % | 10 % | 9 % | 3 % | 9 % | 1 % | 10 % | 28 % | | Sand | 42 % | 51 % | 50 % | 52 % | 42 % | 52 % | 61 % | 42 % | 52 % | 24 % | 52 % | 35 % | 42 % | 50 % | | Silt | 24 % | 41 % | 26 % | 18 % | 24 % | 18 % | 18 % | 24 % | 18 % | 11 % | 18 % | 37 % | 24 % | 26 % | | Clay | 34 % | 8 % | 24 % | 30 % | 34 % | 30 % | 21 % | 34 % | 30 % | 65 % | 30 % | 28 % | 34 % | 24 % | | USDA Texture | Clay loam | Loam | Sandy clay loam | Sandy clay loam | Clay loam | Sandy clay loam | Sandy clay loam | Clay loam | Sandy clay loam | Clay (heavy) | Sandy clay loam | Clay loam | Clay loam | Sandy clay loam | | Reference Bulk Density | 1.33 g/cm³ | 1.56 g/cm³ | 1.39 g/cm³ | 1.37 g/cm³ | 1.33 g/cm³ | 1.37 g/cm³ | 1.44 g/cm³ | 1.33 g/cm³ | 1.37 g/cm³ | 1.2 g/cm³ | 1.37 g/cm³ | 1.34 g/cm³ | 1.33 g/cm³ | 1.39 g/cm³ | | Bulk Density | 1.2 g/cm³ | 1.5 g/cm³ | 1.09 g/cm³ | 1.18 g/cm³ | 1.2 g/cm³ | 1.18 g/cm³ | 1.42 g/cm³ | 1.2 g/cm³ | 1.18 g/cm³ | 1.1 g/cm³ | 1.18 g/cm³ | 1.41 g/cm³ | 1.2 g/cm³ | 1.09 g/cm³ | | Organic Carbon | 7.6 % | 8.03 % | 14 % | 0.19 % | 7.6 % | 0.19 % | 1.09 % | 7.6 % | 0.19 % | 1.5 % | 0.19 % | 0.53 % | 7.6 % | 14 % | | PH | 7.5 | 8 | 7.7 | 7.2 | 7.5 | 7.2 | 4.6 | 7.5 | 7.2 | 7.6 | 7.2 | 8 | 7.5 | 7.7 | | Clay Cation Exchange Capacity | 23 cmol kg⁻¹ | | | 77 cmol kg⁻¹ | 23 cmol kg⁻¹ | 77 cmol kg⁻¹ | 15 cmol kg⁻¹ | 23 cmol kg⁻¹ | 77 cmol kg⁻¹ | 101 cmol kg⁻¹ | 77 cmol kg⁻¹ | 62 cmol kg⁻¹ | 23 cmol kg⁻¹ | | | Soil Cation Exchange Capacity | 35 cmol kg⁻¹ | 18 cmol kg⁻¹ | 44 cmol kg⁻¹ | 21 cmol kg⁻¹ | 35 cmol kg⁻¹ | 21 cmol kg⁻¹ | 7 cmol kg⁻¹ | 35 cmol kg⁻¹ | 21 cmol kg⁻¹ | 71 cmol kg⁻¹ | 21 cmol kg⁻¹ | 19 cmol kg⁻¹ | 35 cmol kg⁻¹ | 44 cmol kg⁻¹ | | Base Saturation | 100 % | 100 % | 100 % | 100 % | 100 % | 100 % | 44 % | 100 % | 100 % | 100 % | 100 % | 100 % | 100 % | 100 % | | Total Exchangeable Bases | 35 cmol kg⁻¹ | 18 cmol kg⁻¹ | 44 cmol kg⁻¹ | 21 cmol kg⁻¹ | 35 cmol kg⁻¹ | 21 cmol kg⁻¹ | 3.1 cmol kg⁻¹ | 35 cmol kg⁻¹ | 21 cmol kg⁻¹ | 71 cmol kg⁻¹ | 21 cmol kg⁻¹ | 19 cmol kg⁻¹ | 35 cmol kg⁻¹ | 44 cmol kg⁻¹ | | Calcium Carbonate | 15.9 % | 17.9 % | 3.9 % | 4.8 % | 15.9 % | 4.8 % | 0 % | 15.9 % | 4.8 % | 2 % | 4.8 % | 4.9 % | 15.9 % | 3.9 % | | Calcium Sulphate | 0.1 % | 0.3 % | 0.1 % | 0.2 % | 0.1 % | 0.2 % | 0 % | 0.1 % | 0.2 % | 0.1 % | 0.2 % | 0.4 % | 0.1 % | 0.1 % | | Exchangeable Sodium | 1 % | 2 % | 4 % | 3 % | 1 % | 3 % | 2 % | 1 % | 3 % | 2 % | 3 % | 1 % | 1 % | 4 % | | Electrical Conductivity | 0.2 dS m-1 | 0.2 dS m-1 | 0.4 dS m-1 | 0.3 dS m-1 | 0.2 dS m-1 | 0.3 dS m-1 | 0 dS m-1 | 0.2 dS m-1 | 0.3 dS m-1 | 0.1 dS m-1 | 0.3 dS m-1 | 0.3 dS m-1 | 0.2 dS m-1 | 0.4 dS m-1 | | Subsoil Properties | | Gravel | | 5 % | | 5 % | | 5 % | 5 % | | 5 % | 1 % | 5 % | 1 % | | | | Sand | | 37 % | | 36 % | | 36 % | 48 % | | 36 % | 23 % | 36 % | 34 % | | | | Silt | | 58 % | | 4 % | | 4 % | 13 % | | 4 % | 7 % | 4 % | 39 % | | | | Clay | | 5 % | | 60 % | | 60 % | 39 % | | 60 % | 70 % | 60 % | 27 % | | | | USDA Texture | | Silt loam | | Clay (heavy) | | Clay (heavy) | Sandy clay | | Clay (heavy) | Clay (heavy) | Clay (heavy) | Clay loam | | | | Reference Bulk Density | | 1.6 g/cm³ | | 1.23 g/cm³ | | 1.23 g/cm³ | 1.32 g/cm³ | | 1.23 g/cm³ | 1.19 g/cm³ | 1.23 g/cm³ | 1.35 g/cm³ | | | | Bulk Density | | 1.47 g/cm³ | | 1.11 g/cm³ | | 1.11 g/cm³ | 1.13 g/cm³ | | 1.11 g/cm³ | 1.1 g/cm³ | 1.11 g/cm³ | 1.44 g/cm³ | | | | Organic Carbon | | 3.45 % | | 0.12 % | | 0.12 % | 0.5 % | | 0.12 % | 0.56 % | 0.12 % | 0.32 % | | | | PH | | 8 | | 7.4 | | 7.4 | 4.8 | | 7.4 | 7.6 | 7.4 | 8.1 | | | | Clay Cation Exchange Capacity | | | | 36 cmol kg⁻¹ | | 36 cmol kg⁻¹ | 15 cmol kg⁻¹ | | 36 cmol kg⁻¹ | 101 cmol kg⁻¹ | 36 cmol kg⁻¹ | 68 cmol kg⁻¹ | | | | Soil Cation Exchange Capacity | | 6 cmol kg⁻¹ | | 18 cmol kg⁻¹ | | 18 cmol kg⁻¹ | 12 cmol kg⁻¹ | | 18 cmol kg⁻¹ | 72 cmol kg⁻¹ | 18 cmol kg⁻¹ | 19 cmol kg⁻¹ | | | | Base Saturation | | 100 % | | 100 % | | 100 % | 33 % | | 100 % | 100 % | 100 % | 100 % | | | | Total Exchangeable Bases | | 6 cmol kg⁻¹ | | 18 cmol kg⁻¹ | | 18 cmol kg⁻¹ | 4 cmol kg⁻¹ | | 18 cmol kg⁻¹ | 72 cmol kg⁻¹ | 18 cmol kg⁻¹ | 19 cmol kg⁻¹ | | | | Calcium Carbonate | | 14.1 % | | 3.3 % | | 3.3 % | 0 % | | 3.3 % | 2.4 % | 3.3 % | 6.3 % | | | | Calcium Sulphate | | 0.2 % | | 0.1 % | | 0.1 % | 0 % | | 0.1 % | 0.1 % | 0.1 % | 1.1 % | | | | Exchangeable Sodium | | 4 % | | 5 % | | 5 % | 3 % | | 5 % | 2 % | 5 % | 1 % | | | | Electrical Conductivity | | 1.2 dS m-1 | | 0.5 dS m-1 | | 0.5 dS m-1 | 0 dS m-1 | | 0.5 dS m-1 | 0.1 dS m-1 | 0.5 dS m-1 | 0.3 dS m-1 | | |
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