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The Scientific World Journal
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2012
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Article
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Tab 1
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Research Article
Increased Yield Surplus of Vetch-Wheat Rotations under Drought in a Mediterranean Environment
Table 1
Some physical and chemical properties of the soil in the experimental site and the incorporated sewage sludge.
Total N (%)
NH
4
(ppm)
NO
3
(ppm)
pH
Organic matter (%)
Conductivity (mS/cm)
CaCO
3
(%)
Sand (%)
Silt (%)
Clay (%)
Soil
0.085
6.2
5.0
7.94
0.93
0.143
15
39
26
35
Sludge
3.6%
1072.4
117.6
5.67
18.8
6.13