Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 870
Soluble Magnesium 303
Soluble Potassium 116
Soluble Phosphorus 0.9
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 4.8
**Rayment & Lyons 2011 - 9B2 (Colwell) 54
**Inhouse S3A (Bray 2) 79
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 7.6
Ammonium Nitrogen 33.4
Sulphur mg/kg S 16.6
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 6.04
Electrical Conductivity dS/m 0.091
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 3.3
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 7.77
kg/ha 3486
mg/kg 1556
Exchangeable Magnesium cmol+/kg 4.14
kg/ha 1128
mg/kg 504
Exchangeable Potassium cmol+/kg 0.62
kg/ha 544
mg/kg 243
Exchangeable Sodium cmol+/kg 0.29
kg/ha 152
mg/kg 68
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.07
kg/ha 14
mg/kg 6
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.26
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 59.0
Magnesium 31.5
Potassium 4.7
Sodium - ESP 2.2
Aluminium 0.5
Hydrogen 2.0
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 2.0
Manganese 101
Iron 84
Copper 1.5
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.20
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 48
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 1.91
Total Nitrogen 0.21
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 8.9
Basic Texture **Inhouse S65 Clay Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 58
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 7,374
Total Magnesium 5,676
Total Potassium 460
Total Sodium 614
Total Sulfur 285
Total Phosphorus 1,258
Total Zinc 125
Total Manganese 1,563
Total Iron 65,005
Total Copper 66.1
Total Boron <2
Total Silicon 548
Total Aluminium 61,056
Total Molybdenum 0.9
Total Cobalt 38
Total Selenium 1.2