Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 816
Soluble Magnesium 291
Soluble Potassium 86
Soluble Phosphorus 1.6
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 17.9
**Rayment & Lyons 2011 - 9B2 (Colwell) 41
**Inhouse S3A (Bray 2) 84
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 26.8
Ammonium Nitrogen 105.1
Sulphur mg/kg S 8.7
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 3.0
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 7.76
kg/ha 3485
mg/kg 1556
Exchangeable Magnesium cmol+/kg 4.02
kg/ha 1095
mg/kg 489
Exchangeable Potassium cmol+/kg 0.60
kg/ha 526
mg/kg 235
Exchangeable Sodium cmol+/kg 0.19
kg/ha 98
mg/kg 44
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.03
kg/ha 7
mg/kg 3
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.04
kg/ha 1
mg/kg 0
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 61.4
Magnesium 31.8
Potassium 4.7
Sodium - ESP 1.5
Aluminium 0.3
Hydrogen 0.3
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 1.4
Manganese 70
Iron 45
Copper 1.2
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.58
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 18
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 1.71
Total Nitrogen 0.17
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 9.9
Basic Texture **Inhouse S65 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 9,378
Total Magnesium 9,237
Total Potassium 422
Total Sodium 1,006
Total Sulfur 224
Total Phosphorus 1,494
Total Zinc 104
Total Manganese 1,304
Total Iron 69,193
Total Copper 51.2
Total Boron <2
Total Silicon 1,202
Total Aluminium 49,866
Total Molybdenum 0.7
Total Cobalt 31
Total Selenium 0.9