Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 419
Soluble Magnesium 143
Soluble Potassium 68
Soluble Phosphorus 1.3
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 3.2
**Rayment & Lyons 2011 - 9B2 (Colwell) 33
**Inhouse S3A (Bray 2) 16
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 10.5
Ammonium Nitrogen 48.8
Sulphur mg/kg S 41.3
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 5.58
Electrical Conductivity dS/m 0.109
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 6.9
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 3.36
kg/ha 1508
mg/kg 673
Exchangeable Magnesium cmol+/kg 1.64
kg/ha 447
mg/kg 200
Exchangeable Potassium cmol+/kg 0.38
kg/ha 329
mg/kg 147
Exchangeable Sodium cmol+/kg 0.14
kg/ha 70
mg/kg 31
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.27
kg/ha 55
mg/kg 24
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.56
kg/ha 13
mg/kg 6
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 52.9
Magnesium 25.9
Potassium 5.9
Sodium - ESP 2.1
Aluminium 4.3
Hydrogen 8.8
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 1.3
Manganese 45
Iron 82
Copper 0.6
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.24
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 49
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 3.93
Total Nitrogen 0.38
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 10.2
Basic Texture **Inhouse S65 Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 70
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 3,682
Total Magnesium 8,057
Total Potassium 258
Total Sodium 497
Total Sulfur 742
Total Phosphorus 1,068
Total Zinc 109
Total Manganese 1,078
Total Iron 76,181
Total Copper 47.6
Total Boron <2
Total Silicon 1,267
Total Aluminium 62,936
Total Molybdenum 0.9
Total Cobalt 31
Total Selenium 1.1