Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 1015
Soluble Magnesium 337
Soluble Potassium 126
Soluble Phosphorus 1.5
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 12.3
**Rayment & Lyons 2011 - 9B2 (Colwell) 40
**Inhouse S3A (Bray 2) 70
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 33.4
Ammonium Nitrogen 77.4
Sulphur mg/kg S 8.0
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 6.13
Electrical Conductivity dS/m 0.108
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 5.4
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 9.58
kg/ha 4299
mg/kg 1919
Exchangeable Magnesium cmol+/kg 4.66
kg/ha 1268
mg/kg 566
Exchangeable Potassium cmol+/kg 0.87
kg/ha 762
mg/kg 340
Exchangeable Sodium cmol+/kg 0.23
kg/ha 117
mg/kg 52
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.03
kg/ha 6
mg/kg 3
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.05
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 62.1
Magnesium 30.2
Potassium 5.7
Sodium - ESP 1.5
Aluminium 0.2
Hydrogen 0.3
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 3.0
Manganese 103
Iron 50
Copper 1.4
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.28
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 48
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 3.06
Total Nitrogen 0.21
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 14.5
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 8,925
Total Magnesium 7,907
Total Potassium 593
Total Sodium 1,008
Total Sulfur 273
Total Phosphorus 1,428
Total Zinc 117
Total Manganese 1,530
Total Iron 71,116
Total Copper 55.2
Total Boron <2
Total Silicon 982
Total Aluminium 61,057
Total Molybdenum 0.7
Total Cobalt 33
Total Selenium 0.8