Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 1036
Soluble Magnesium 359
Soluble Potassium 125
Soluble Phosphorus 1.2
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 10.4
**Rayment & Lyons 2011 - 9B2 (Colwell) 48
**Inhouse S3A (Bray 2) 85
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 1.8
Ammonium Nitrogen 85.5
Sulphur mg/kg S 19.5
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 6.48
Electrical Conductivity dS/m 0.092
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 3.3
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 10.66
kg/ha 4785
mg/kg 2136
Exchangeable Magnesium cmol+/kg 5.29
kg/ha 1441
mg/kg 643
Exchangeable Potassium cmol+/kg 0.91
kg/ha 800
mg/kg 357
Exchangeable Sodium cmol+/kg 0.24
kg/ha 122
mg/kg 54
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.03
kg/ha 6
mg/kg 3
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.14
kg/ha 3
mg/kg 1
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 61.7
Magnesium 30.6
Potassium 5.3
Sodium - ESP 1.4
Aluminium 0.2
Hydrogen 0.8
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 2.0
Manganese 142
Iron 60
Copper 1.4
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.32
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 37
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 1.89
Total Nitrogen 0.20
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 9.2
Basic Texture **Inhouse S65 Clay 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 9,291
Total Magnesium 7,565
Total Potassium 503
Total Sodium 920
Total Sulfur 271
Total Phosphorus 1,214
Total Zinc 106
Total Manganese 1,329
Total Iron 71,007
Total Copper 56.3
Total Boron <2
Total Silicon 1,404
Total Aluminium 58,695
Total Molybdenum 0.7
Total Cobalt 30
Total Selenium 0.8