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Soil Tests - 2002 |
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Colour |
Grey |
Grey |
Grey |
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Texture |
Clay |
Clay |
Clay |
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Free Carbonate |
Vigerous Effn. |
Small effervescence |
No visual reaction |
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Available P - Colwell (mg/kg) |
30 |
18 |
29 |
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Available Potassium (mg/kg) |
692 |
698 |
653 |
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Available S - KCl 40 (mg/kg) |
6.2 |
107 |
6.2 |
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EC (dS/m) |
0.21 |
0.35 |
0.15 |
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Organic Carbon (%) |
1.20 |
0.99 |
1.08 |
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pH (calcium chloride) |
7.40 |
7.50 |
7.5 |
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pH (water) |
8.30 |
8.10 |
8.4 |
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Exchangeable Al (meq/100 g) |
<0.00 |
<0.00 |
0.00 |
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Exchangeable Cations |
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Calcium (meq/100 g) |
25.7 |
25.5 |
27.9 |
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Magnesium (meq/100 g) |
5.8 |
5.5 |
6.0 |
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Sodium (meq/100 g) |
0.9 |
0.7 |
0.7 |
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Potassium (meq/100 g) |
1.8 |
1.78 |
1.7 |
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Sum of Cations |
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AVAILABLE Nitrogen and Water Status TAKEN MARCH 2003.
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Available Soil Water |
51 mm |
Not taken |
Not taken |
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Nitrate (mg/kg) |
5.6 |
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N at sowing (kg N/ha top 60 cm) |
47 |
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N mineralised |
47 |
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N supply |
94 |
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Target Yield |
4.3 t/ha |
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N Demand |
175 |
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N Fertilizer Required |
80 |
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