Soil Testing Information


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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