Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 108
Soluble Magnesium 26
Soluble Potassium 32
Soluble Phosphorus 0.8
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 10.0
**Rayment & Lyons 2011 - 9B2 (Colwell) 42
**Inhouse S3A (Bray 2) 29
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 15.4
Ammonium Nitrogen 42.4
Sulphur mg/kg S 171.7
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 4.73
Electrical Conductivity dS/m 0.128
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 6.0
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 0.50
kg/ha 224
mg/kg 100
Exchangeable Magnesium cmol+/kg 0.17
kg/ha 46
mg/kg 21
Exchangeable Potassium cmol+/kg 0.08
kg/ha 74
mg/kg 33
Exchangeable Sodium cmol+/kg 0.03
kg/ha 17
mg/kg 7
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.73
kg/ha 146
mg/kg 65
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 1.51
kg/ha 34
mg/kg 15
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 16.5
Magnesium 5.6
Potassium 2.8
Sodium - ESP 1.1
Aluminium 24.0
Hydrogen 50.0
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 1.0
Manganese 86
Iron 77
Copper 2.1
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.43
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 18
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 3.41
Total Nitrogen 0.26
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 13.3
Basic Texture **Inhouse S65 Clay Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 82
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 347
Total Magnesium 1,658
Total Potassium <50
Total Sodium <50
Total Sulfur 760
Total Phosphorus 1,401
Total Zinc 118
Total Manganese 1,208
Total Iron 119,002
Total Copper 85.8
Total Boron <2
Total Silicon 708
Total Aluminium 127,974
Total Molybdenum 2.1
Total Cobalt 31
Total Selenium 1.3