Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 231
Soluble Magnesium 48
Soluble Potassium 11
Soluble Phosphorus 1.0
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 3.2
**Rayment & Lyons 2011 - 9B2 (Colwell) 31
**Inhouse S3A (Bray 2) 15
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 16.3
Ammonium Nitrogen 33.5
Sulphur mg/kg S 76.2
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 5.10
Electrical Conductivity dS/m 0.078
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 8.0
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 1.84
kg/ha 828
mg/kg 370
Exchangeable Magnesium cmol+/kg 0.54
kg/ha 146
mg/kg 65
Exchangeable Potassium cmol+/kg 0.09
kg/ha 83
mg/kg 37
Exchangeable Sodium cmol+/kg 0.14
kg/ha 70
mg/kg 31
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.57
kg/ha 114
mg/kg 51
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.52
kg/ha 12
mg/kg 5
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 49.8
Magnesium 14.5
Potassium 2.5
Sodium - ESP 3.7
Aluminium 15.3
Hydrogen 14.2
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 1.3
Manganese 51
Iron 60
Copper 0.4
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.26
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 53
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 4.55
Total Nitrogen 0.39
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 11.8
Basic Texture **Inhouse S65 Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 50
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 3,805
Total Magnesium 7,877
Total Potassium 185
Total Sodium 611
Total Sulfur 708
Total Phosphorus 1,386
Total Zinc 114
Total Manganese 1,035
Total Iron 65,768
Total Copper 41.6
Total Boron 3
Total Silicon 1,658
Total Aluminium 61,029
Total Molybdenum 1.0
Total Cobalt 30
Total Selenium 1.7