Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 800
Soluble Magnesium 399
Soluble Potassium 114
Soluble Phosphorus 0.8
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 2.8
**Rayment & Lyons 2011 - 9B2 (Colwell) 80
**Inhouse S3A (Bray 2) 18
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 4.1
Ammonium Nitrogen 31.3
Sulphur mg/kg S 24.0
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 5.70
Electrical Conductivity dS/m 0.088
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 4.2
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 8.38
kg/ha 3761
mg/kg 1679
Exchangeable Magnesium cmol+/kg 6.11
kg/ha 1662
mg/kg 742
Exchangeable Potassium cmol+/kg 0.72
kg/ha 630
mg/kg 281
Exchangeable Sodium cmol+/kg 0.35
kg/ha 181
mg/kg 81
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.20
kg/ha 40
mg/kg 18
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.81
kg/ha 18
mg/kg 8
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 50.6
Magnesium 36.9
Potassium 4.3
Sodium - ESP 2.1
Aluminium 1.2
Hydrogen 4.9
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 2.7
Manganese 89
Iron 113
Copper 1.6
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.26
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 61
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 2.42
Total Nitrogen 0.24
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 10.2
Basic Texture **Inhouse S65 Clay Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 56
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 2,760
Total Magnesium 2,859
Total Potassium 432
Total Sodium 215
Total Sulfur 396
Total Phosphorus 1,056
Total Zinc 162
Total Manganese 1,805
Total Iron 78,095
Total Copper 73.1
Total Boron <2
Total Silicon 667
Total Aluminium 66,975
Total Molybdenum 0.9
Total Cobalt 44
Total Selenium 1.2