Commercial phosphate (P) fertilizers contain small amounts of heavy-metal contaminants which were minor constituents in phosphate rock (PR). Animal manures and sewage sludges (biosolids) are the main organic fertilizers and the latter also may contain heavy-metal...
CITATION STYLE
Mortvedt, J. J. (1996). Heavy metal contaminants in inorganic and organic fertilizers. In Fertilizers and Environment (pp. 5–11). Springer Netherlands. https://doi.org/10.1007/978-94-009-1586-2_2
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