Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 1061
Soluble Magnesium 456
Soluble Potassium 29
Soluble Phosphorus 2.4
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 10.4
**Rayment & Lyons 2011 - 9B2 (Colwell) 82
**Inhouse S3A (Bray 2) 70
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 13.0
Ammonium Nitrogen 52.8
Sulphur mg/kg S 31.4
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 5.89
Electrical Conductivity dS/m 0.172
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 4.5
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 9.80
kg/ha 4400
mg/kg 1964
Exchangeable Magnesium cmol+/kg 5.98
kg/ha 1627
mg/kg 727
Exchangeable Potassium cmol+/kg 0.24
kg/ha 209
mg/kg 94
Exchangeable Sodium cmol+/kg 0.28
kg/ha 146
mg/kg 65
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.06
kg/ha 12
mg/kg 5
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.45
kg/ha 10
mg/kg 5
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 58.3
Magnesium 35.6
Potassium 1.4
Sodium - ESP 1.7
Aluminium 0.3
Hydrogen 2.7
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 2.0
Manganese 109
Iron 105
Copper 2.3
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.25
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 57
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 2.55
Total Nitrogen 0.26
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 9.9
Basic Texture **Inhouse S65 Clay Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 110
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 6,500
Total Magnesium 4,600
Total Potassium 267
Total Sodium 772
Total Sulfur 413
Total Phosphorus 1,503
Total Zinc 123
Total Manganese 1,688
Total Iron 85,940
Total Copper 55.8
Total Boron <2
Total Silicon 718
Total Aluminium 53,069
Total Molybdenum 0.9
Total Cobalt 33
Total Selenium 1.1