Recycling pulp mill sludge to improve soil fertility using GIS tools
Pulp mill sludge produced in the Cova da Beira region (Portugal) contains organic matter (11–47%), nitrogen (38–2560mg N/kg) and phosphorus (167–370mg P/kg), which may be valuable for increasing soil productivity. The levels of heavy metals are below the limits recommended by legislation and the amo...
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| Other Authors: | , , |
| Format: | article |
| Language: | eng |
| Published: |
2010
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| Subjects: | |
| Online Access: | http://hdl.handle.net/10400.11/356 |
| Country: | Portugal |
| Oai: | oai:repositorio.ipcb.pt:10400.11/356 |