Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 1068
Soluble Magnesium 341
Soluble Potassium 85
Soluble Phosphorus 1.5
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 12.1
**Rayment & Lyons 2011 - 9B2 (Colwell) 34
**Inhouse S3A (Bray 2) 77
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 29.1
Ammonium Nitrogen 85.2
Sulphur mg/kg S 13.2
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 6.16
Electrical Conductivity dS/m 0.108
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 3.7
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 10.09
kg/ha 4529
mg/kg 2022
Exchangeable Magnesium cmol+/kg 4.73
kg/ha 1286
mg/kg 574
Exchangeable Potassium cmol+/kg 0.61
kg/ha 535
mg/kg 239
Exchangeable Sodium cmol+/kg 0.22
kg/ha 116
mg/kg 52
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.03
kg/ha 7
mg/kg 3
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.04
kg/ha 1
mg/kg 0
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 64.2
Magnesium 30.1
Potassium 3.9
Sodium - ESP 1.4
Aluminium 0.2
Hydrogen 0.2
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 2.1
Manganese 103
Iron 56
Copper 1.3
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.28
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 47
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 2.13
Total Nitrogen 0.20
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 10.6
Basic Texture **Inhouse S65 Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 69
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 8,914
Total Magnesium 8,600
Total Potassium 452
Total Sodium 1,050
Total Sulfur 248
Total Phosphorus 1,425
Total Zinc 105
Total Manganese 1,521
Total Iron 71,516
Total Copper 55.0
Total Boron <2
Total Silicon 1,085
Total Aluminium 56,482
Total Molybdenum 0.7
Total Cobalt 33
Total Selenium 1.3