Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 370
Soluble Magnesium 87
Soluble Potassium 51
Soluble Phosphorus 1.3
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 3.4
**Rayment & Lyons 2011 - 9B2 (Colwell) 26
**Inhouse S3A (Bray 2) 21
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 6.5
Ammonium Nitrogen 42.0
Sulphur mg/kg S 56.7
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 5.25
Electrical Conductivity dS/m 0.093
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 8.3
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 2.95
kg/ha 1326
mg/kg 592
Exchangeable Magnesium cmol+/kg 0.98
kg/ha 266
mg/kg 119
Exchangeable Potassium cmol+/kg 0.24
kg/ha 207
mg/kg 93
Exchangeable Sodium cmol+/kg 0.14
kg/ha 72
mg/kg 32
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.41
kg/ha 82
mg/kg 37
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.42
kg/ha 9
mg/kg 4
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 57.5
Magnesium 19.0
Potassium 4.6
Sodium - ESP 2.7
Aluminium 8.0
Hydrogen 8.2
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 2.2
Manganese 65
Iron 124
Copper 0.4
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.39
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 50
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 4.74
Total Nitrogen 0.40
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 11.9
Basic Texture **Inhouse S65 Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 59
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 4,609
Total Magnesium 8,942
Total Potassium 271
Total Sodium 664
Total Sulfur 730
Total Phosphorus 1,458
Total Zinc 112
Total Manganese 956
Total Iron 69,893
Total Copper 42.8
Total Boron 3
Total Silicon 2,306
Total Aluminium 65,377
Total Molybdenum 1.0
Total Cobalt 31
Total Selenium 2.3