Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 1106
Soluble Magnesium 349
Soluble Potassium 82
Soluble Phosphorus 3.4
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 18.2
**Rayment & Lyons 2011 - 9B2 (Colwell) 94
**Inhouse S3A (Bray 2) 113
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 10.1
Ammonium Nitrogen 42.4
Sulphur mg/kg S 18.8
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 5.87
Electrical Conductivity dS/m 0.124
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 4.8
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 10.10
kg/ha 4534
mg/kg 2024
Exchangeable Magnesium cmol+/kg 4.52
kg/ha 1231
mg/kg 550
Exchangeable Potassium cmol+/kg 0.57
kg/ha 499
mg/kg 223
Exchangeable Sodium cmol+/kg 0.22
kg/ha 113
mg/kg 50
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.09
kg/ha 18
mg/kg 8
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.40
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 63.5
Magnesium 28.4
Potassium 3.6
Sodium - ESP 1.4
Aluminium 0.6
Hydrogen 2.5
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 2.7
Manganese 126
Iron 93
Copper 1.6
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.32
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 49
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 2.73
Total Nitrogen 0.29
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 9.3
Basic Texture **Inhouse S65 Clay Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 80
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 6,947
Total Magnesium 5,809
Total Potassium 481
Total Sodium 742
Total Sulfur 418
Total Phosphorus 1,703
Total Zinc 129
Total Manganese 1,624
Total Iron 80,370
Total Copper 54.6
Total Boron <2
Total Silicon 735
Total Aluminium 60,709
Total Molybdenum 0.9
Total Cobalt 31
Total Selenium 0.9