Difference between revisions of "Chemical and physical properties of coir"
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Revision as of 20:51, 18 February 2020
Chemical and physical properties of coir.
Link to this table
| Property | Range found in literature1 | Median value from literature |
|---|---|---|
| Total phosphorus (% dry wt) | 0.036 - 0.41 | 0.3 |
| Total nitrogen (% dry wt) | 0.39 - 0.5 | 0.5 |
| Total potassium (% dry wt) | 0.4 - 2.39 | 0.819 |
| Total carbon (%) | 42 - 49 | 47.1 |
| Total hydrogen (%) | 4.4 | |
| pH | 4.9 - 6.9 | 5.9 |
| Cation exchange capacity (cmol/kg) | 31.7 - 130 | 50 |
| Electrical conductivity (ds/m) | 39 - 2900 | 582 |
| Total calciium (%) | 0.18 | |
| Total magnesium (%) | 0.11 | |
| Total copper (mg/kg) | 10.3 | |
| Total zinc (mg/kg) | 4 | |
| Total manganese (mg/kg) | 92 | |
| Bulk density (g/cm3) | 0.025 - 0.132 | 0.06 |
| Water holding capacity (% by wt) | 137 - 1100 | 566 |
| Total pore space (%) | 85.5 - 98.3 | 95.2 |
Primary references for this data:
- Cresswell
- Abad et al., 2002
- Abad et al., 2005
- Asiah et al., 2004
- Kumar et al., 2010
- Lodolini et al., 2017
- Shrestha et al., 2019