Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 354
Soluble Magnesium 112
Soluble Potassium 82
Soluble Phosphorus 1.6
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 3.2
**Rayment & Lyons 2011 - 9B2 (Colwell) 32
**Inhouse S3A (Bray 2) 21
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 13.3
Ammonium Nitrogen 45.2
Sulphur mg/kg S 59.8
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 5.08
Electrical Conductivity dS/m 0.116
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 8.5
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 2.99
kg/ha 1342
mg/kg 599
Exchangeable Magnesium cmol+/kg 1.31
kg/ha 356
mg/kg 159
Exchangeable Potassium cmol+/kg 0.45
kg/ha 394
mg/kg 176
Exchangeable Sodium cmol+/kg 0.15
kg/ha 79
mg/kg 35
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.76
kg/ha 153
mg/kg 68
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.78
kg/ha 18
mg/kg 8
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 46.4
Magnesium 20.3
Potassium 7.0
Sodium - ESP 2.4
Aluminium 11.8
Hydrogen 12.2
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 2.3
Manganese 61
Iron 142
Copper 0.6
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.63
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 62
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 4.85
Total Nitrogen 0.41
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 11.7
Basic Texture **Inhouse S65 Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 74
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 4,125
Total Magnesium 5,661
Total Potassium 332
Total Sodium 587
Total Sulfur 790
Total Phosphorus 1,744
Total Zinc 109
Total Manganese 1,028
Total Iron 65,067
Total Copper 41.7
Total Boron 3
Total Silicon 1,912
Total Aluminium 66,490
Total Molybdenum 0.9
Total Cobalt 29
Total Selenium 2.0