| 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 Toxixity |
|
| 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 2000 will often be grown in
salt-challenged environments, knowledge about the level
of
salinity stress will be extremely important for making
management decisions. |
