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IRON OXIDES IN SOILS

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Figure 1: Phosphorus cycle in the environment.
Table 1: Selected studies on phosphorus adsorption in soils.
Table 2: Zero-charge point (ZCP) for major organic and  inorganic  soil  components.  Adapted  from  Essington  (2003), Sparks (2003) and  Sposito (2008).
Figure 3: Effects of organic carbon on phosphorus adsorption onto iron oxides.

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