Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 104
Soluble Magnesium 24
Soluble Potassium 50
Soluble Phosphorus 0.8
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 7.3
**Rayment & Lyons 2011 - 9B2 (Colwell) 31
**Inhouse S3A (Bray 2) 21
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 9.3
Ammonium Nitrogen 46.6
Sulphur mg/kg S 161.0
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 4.83
Electrical Conductivity dS/m 0.126
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 5.7
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 0.50
kg/ha 225
mg/kg 101
Exchangeable Magnesium cmol+/kg 0.17
kg/ha 45
mg/kg 20
Exchangeable Potassium cmol+/kg 0.13
kg/ha 117
mg/kg 52
Exchangeable Sodium cmol+/kg 0.03
kg/ha 16
mg/kg 7
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.63
kg/ha 128
mg/kg 57
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 1.38
kg/ha 31
mg/kg 14
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 17.6
Magnesium 5.8
Potassium 4.7
Sodium - ESP 1.1
Aluminium 22.2
Hydrogen 48.6
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 0.9
Manganese 65
Iron 82
Copper 2.3
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.42
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 17
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 3.27
Total Nitrogen 0.25
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 13.1
Basic Texture **Inhouse S65 Clay Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 81
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 317
Total Magnesium 1,641
Total Potassium 61
Total Sodium <50
Total Sulfur 708
Total Phosphorus 1,202
Total Zinc 111
Total Manganese 1,025
Total Iron 115,612
Total Copper 80.5
Total Boron <2
Total Silicon 838
Total Aluminium 123,206
Total Molybdenum 1.9
Total Cobalt 26
Total Selenium 1.3