Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 1182
Soluble Magnesium 417
Soluble Potassium 50
Soluble Phosphorus 1.4
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 9.1
**Rayment & Lyons 2011 - 9B2 (Colwell) 69
**Inhouse S3A (Bray 2) 66
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 7.0
Ammonium Nitrogen 35.4
Sulphur mg/kg S 15.6
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 6.09
Electrical Conductivity dS/m 0.112
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 3.5
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 10.06
kg/ha 4515
mg/kg 2016
Exchangeable Magnesium cmol+/kg 5.39
kg/ha 1468
mg/kg 655
Exchangeable Potassium cmol+/kg 0.40
kg/ha 354
mg/kg 158
Exchangeable Sodium cmol+/kg 0.26
kg/ha 134
mg/kg 60
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.04
kg/ha 9
mg/kg 4
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.33
kg/ha 7
mg/kg 3
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 61.0
Magnesium 32.7
Potassium 2.5
Sodium - ESP 1.6
Aluminium 0.3
Hydrogen 2.0
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 1.9
Manganese 90
Iron 78
Copper 1.7
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.25
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 44
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 2.00
Total Nitrogen 0.21
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 9.7
Basic Texture **Inhouse S65 Clay Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 72
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 7,565
Total Magnesium 6,535
Total Potassium 404
Total Sodium 843
Total Sulfur 329
Total Phosphorus 1,485
Total Zinc 116
Total Manganese 1,675
Total Iron 83,883
Total Copper 56.3
Total Boron <2
Total Silicon 686
Total Aluminium 60,246
Total Molybdenum 0.8
Total Cobalt 34
Total Selenium 1.1