Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 276
Soluble Magnesium 73
Soluble Potassium 78
Soluble Phosphorus 2.1
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 4.1
**Rayment & Lyons 2011 - 9B2 (Colwell) 48
**Inhouse S3A (Bray 2) 18
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 15.6
Ammonium Nitrogen 61.8
Sulphur mg/kg S 71.1
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 5.06
Electrical Conductivity dS/m 0.142
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 9.0
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 2.29
kg/ha 1028
mg/kg 459
Exchangeable Magnesium cmol+/kg 0.84
kg/ha 227
mg/kg 101
Exchangeable Potassium cmol+/kg 0.46
kg/ha 406
mg/kg 181
Exchangeable Sodium cmol+/kg 0.13
kg/ha 68
mg/kg 30
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 1.25
kg/ha 252
mg/kg 112
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 1.60
kg/ha 36
mg/kg 16
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 34.9
Magnesium 12.7
Potassium 7.1
Sodium - ESP 2.0
Aluminium 19.0
Hydrogen 24.4
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 0.8
Manganese 56
Iron 121
Copper 0.5
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.34
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 63
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 5.13
Total Nitrogen 0.47
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 10.9
Basic Texture **Inhouse S65 Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 91
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 4,600
Total Magnesium 8,361
Total Potassium 356
Total Sodium 666
Total Sulfur 940
Total Phosphorus 1,215
Total Zinc 110
Total Manganese 956
Total Iron 76,640
Total Copper 47.1
Total Boron 2
Total Silicon 1,241
Total Aluminium 64,656
Total Molybdenum 0.9
Total Cobalt 30
Total Selenium 1.1