Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 886
Soluble Magnesium 356
Soluble Potassium 173
Soluble Phosphorus 1.1
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 3.2
**Rayment & Lyons 2011 - 9B2 (Colwell) 54
**Inhouse S3A (Bray 2) 37
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 9.6
Ammonium Nitrogen 40.4
Sulphur mg/kg S 18.7
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 5.92
Electrical Conductivity dS/m 0.102
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 5.5
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 8.64
kg/ha 3880
mg/kg 1732
Exchangeable Magnesium cmol+/kg 5.08
kg/ha 1384
mg/kg 618
Exchangeable Potassium cmol+/kg 1.07
kg/ha 935
mg/kg 417
Exchangeable Sodium cmol+/kg 0.28
kg/ha 143
mg/kg 64
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) 0.29
kg/ha 6
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 55.9
Magnesium 32.9
Potassium 6.9
Sodium - ESP 1.8
Aluminium 0.6
Hydrogen 1.9
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 2.7
Manganese 81
Iron 112
Copper 1.4
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.36
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 58
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 3.12
Total Nitrogen 0.29
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 10.8
Basic Texture **Inhouse S65 Clay Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 65
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 5,585
Total Magnesium 5,660
Total Potassium 696
Total Sodium 446
Total Sulfur 433
Total Phosphorus 1,076
Total Zinc 130
Total Manganese 1,710
Total Iron 69,734
Total Copper 63.5
Total Boron <2
Total Silicon 559
Total Aluminium 62,611
Total Molybdenum 0.8
Total Cobalt 36
Total Selenium 0.8