Difference between revisions of "Chemical and physical properties of coir"
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| Line 11: | Line 11: | ||
<td>Total phosphorus (% dry wt)</td> | <td>Total phosphorus (% dry wt)</td> | ||
<td>0.036 - 0.41</td> | <td>0.036 - 0.41</td> | ||
| − | <td>0. | + | <td>0.036</td> |
</tr> | </tr> | ||
<tr> | <tr> | ||
<td>Total nitrogen (% dry wt)</td> | <td>Total nitrogen (% dry wt)</td> | ||
| − | <td>0. | + | <td>0.24 - 0.5</td> |
| − | <td>0. | + | <td>0.45</td> |
</tr> | </tr> | ||
<tr> | <tr> | ||
| Line 49: | Line 49: | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
| − | <td>Total | + | <td>Total calcium (%)</td> |
| − | <td></td> | + | <td>0.18-0.47</td> |
| − | <td>0. | + | <td>0.40</td> |
</tr> | </tr> | ||
<tr> | <tr> | ||
<td>Total magnesium (%)</td> | <td>Total magnesium (%)</td> | ||
| − | <td></td> | + | <td>0.11-0.47</td> |
| − | <td>0. | + | <td>0.36</td> |
</tr> | </tr> | ||
<tr> | <tr> | ||
<td>Total copper (mg/kg)</td> | <td>Total copper (mg/kg)</td> | ||
| − | <td></td> | + | <td>3.1-10.3</td> |
| − | <td> | + | <td>4.2</td> |
</tr> | </tr> | ||
<tr> | <tr> | ||
<td>Total zinc (mg/kg)</td> | <td>Total zinc (mg/kg)</td> | ||
| − | <td></td> | + | <td>4.0-9.8</td> |
| − | <td> | + | <td>7.5</td> |
</tr> | </tr> | ||
<tr> | <tr> | ||
<td>Total manganese (mg/kg)</td> | <td>Total manganese (mg/kg)</td> | ||
| − | <td></td> | + | <td>12.5-92</td> |
| − | <td> | + | <td>17</td> |
</tr> | </tr> | ||
<tr> | <tr> | ||
Revision as of 13:54, 19 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 | 0.036 |
| Total nitrogen (% dry wt) | 0.24 - 0.5 | 0.45 |
| 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 calcium (%) | 0.18-0.47 | 0.40 |
| Total magnesium (%) | 0.11-0.47 | 0.36 |
| Total copper (mg/kg) | 3.1-10.3 | 4.2 |
| Total zinc (mg/kg) | 4.0-9.8 | 7.5 |
| Total manganese (mg/kg) | 12.5-92 | 17 |
| 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