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Soil Testing Information
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Soil Testing Information
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| Soils Data | Critical Levels for Concern |
| >1.6 | |
| Total Salinity Status | |
| ECe (dSm-1) Electrical Conductivity | >1.6 |
| TDS (meg L-1 and ppm) | >900 ppm |
| >1.6 | |
| Sodium Permeability Hazard (Sodium Status) | |
| ESP (%) | >3.0 |
| SAR | >2.1 |
| >1.6 | |
| Soil pH | < 5.0 or > 8.5 |
| >1.6 | |
| CEC (meq/100g) | Optimum 4.0 |
| >1.6 | |
| Percent CEC Saturation | |
| Ca | 65-80% |
| Mg | 10-20% |
| K | 2-7% |
| Na | 0-5% |
| H | 0-5% |
| AL | 0% |
| >1.6 | |
| Specific Ion Toxicity | |
| B | >0.50 ppm |
| Na | >200 ppm |
| Cl | >335 ppm |
| SO4 | >180 ppm |
| >1.6 | |
| Ratios | |
| Ca:Mg | < 3.1 or > 8.1 |
| Ca:K | <10.1 or > 30.1 |
| Mg:K | < 2.1 or > 10.1 |
NOTE: Key basic information should be requested from analytical laboratories when submitting samples for analysis. Because SeaIsle 1 will often be grown in salt-challenged environments, knowledge about the level of salinity stress will be extremely important for making management decisions. |
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