Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 445
Soluble Magnesium 154
Soluble Potassium 52
Soluble Phosphorus 1.0
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 2.4
**Rayment & Lyons 2011 - 9B2 (Colwell) 31
**Inhouse S3A (Bray 2) 12
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 3.7
Ammonium Nitrogen 46.5
Sulphur mg/kg S 40.9
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 5.59
Electrical Conductivity dS/m 0.098
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 6.8
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 3.45
kg/ha 1549
mg/kg 692
Exchangeable Magnesium cmol+/kg 1.71
kg/ha 466
mg/kg 208
Exchangeable Potassium cmol+/kg 0.31
kg/ha 267
mg/kg 119
Exchangeable Sodium cmol+/kg 0.17
kg/ha 89
mg/kg 40
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.29
kg/ha 58
mg/kg 26
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.68
kg/ha 15
mg/kg 7
Effective Cation Exchange Capacity (ECEC) cmol+/kg **Calculation: Sum of Ca,Mg,K,Na,Al,H (cmol+/kg)
Calcium % **Base Saturation Calculations - Cation cmol+/kg / ECEC x 100 52.2
Magnesium 25.9
Potassium 4.6
Sodium - ESP 2.6
Aluminium 4.4
Hydrogen 10.3
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 0.8
Manganese 51
Iron 77
Copper 0.5
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.23
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 49
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 3.91
Total Nitrogen 0.37
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 10.4
Basic Texture **Inhouse S65 Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 62
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 3,327
Total Magnesium 5,726
Total Potassium 376
Total Sodium 523
Total Sulfur 715
Total Phosphorus 1,324
Total Zinc 109
Total Manganese 1,058
Total Iron 73,923
Total Copper 41.7
Total Boron 3
Total Silicon 927
Total Aluminium 65,827
Total Molybdenum 0.9
Total Cobalt 27
Total Selenium 1.0