Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 69
Soluble Magnesium 21
Soluble Potassium 33
Soluble Phosphorus 0.9
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 9.5
**Rayment & Lyons 2011 - 9B2 (Colwell) 40
**Inhouse S3A (Bray 2) 24
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 5.2
Ammonium Nitrogen 41.2
Sulphur mg/kg S 155.2
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 4.73
Electrical Conductivity dS/m 0.109
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 6.1
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 0.34
kg/ha 152
mg/kg 68
Exchangeable Magnesium cmol+/kg 0.15
kg/ha 41
mg/kg 18
Exchangeable Potassium cmol+/kg 0.09
kg/ha 79
mg/kg 35
Exchangeable Sodium cmol+/kg 0.04
kg/ha 23
mg/kg 10
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.80
kg/ha 162
mg/kg 72
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 1.58
kg/ha 35
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 11.3
Magnesium 5.0
Potassium 3.0
Sodium - ESP 1.5
Aluminium 26.8
Hydrogen 52.5
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 1.0
Manganese 68
Iron 89
Copper 2.2
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.46
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 19
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 3.46
Total Nitrogen 0.26
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 13.5
Basic Texture **Inhouse S65 Clay Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 70
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 228
Total Magnesium 1,755
Total Potassium <50
Total Sodium <50
Total Sulfur 719
Total Phosphorus 1,259
Total Zinc 116
Total Manganese 1,095
Total Iron 119,386
Total Copper 85.3
Total Boron <2
Total Silicon 702
Total Aluminium 123,697
Total Molybdenum 2.1
Total Cobalt 29
Total Selenium 1.4