Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 1083
Soluble Magnesium 433
Soluble Potassium 83
Soluble Phosphorus 2.6
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 15.3
**Rayment & Lyons 2011 - 9B2 (Colwell) 88
**Inhouse S3A (Bray 2) 78
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 13.9
Ammonium Nitrogen 48.8
Sulphur mg/kg S 31.6
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 5.87
Electrical Conductivity dS/m 0.181
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 4.2
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 10.01
kg/ha 4491
mg/kg 2005
Exchangeable Magnesium cmol+/kg 5.61
kg/ha 1526
mg/kg 681
Exchangeable Potassium cmol+/kg 0.59
kg/ha 517
mg/kg 231
Exchangeable Sodium cmol+/kg 0.28
kg/ha 144
mg/kg 64
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.06
kg/ha 13
mg/kg 6
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.34
kg/ha 8
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 59.3
Magnesium 33.2
Potassium 3.5
Sodium - ESP 1.7
Aluminium 0.4
Hydrogen 2.0
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 1.4
Manganese 101
Iron 95
Copper 1.5
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.28
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 59
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 2.37
Total Nitrogen 0.23
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 10.2
Basic Texture **Inhouse S65 Clay Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 116
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 6,761
Total Magnesium 6,086
Total Potassium 498
Total Sodium 779
Total Sulfur 359
Total Phosphorus 1,370
Total Zinc 108
Total Manganese 1,542
Total Iron 79,644
Total Copper 50.1
Total Boron <2
Total Silicon 547
Total Aluminium 49,685
Total Molybdenum 0.8
Total Cobalt 32
Total Selenium 0.9