Dry Weight (Grams) of Plant Contol Samples and Plant 
                                                 Samples Grown in the Soils Enriched in Metal Concen-
                                                 trations  of Zn, Cd, and Pb.
                                                 Samples Shown in Red Represent Plants Grown in Soils
                                                 in  500 ppm metal , Those in Green, 300 ppm, 
                                                 and Those in Blue, 100 ppm
    Dry  weight in Grams                       
                                                         
                       Control                         Zinc                       Cadmium               Lead                           (C1-C6)                     (Zn1-Zn6)                 (Cd1-Cd6)         (Pb1-Pb6)

      

Total Dry Weight of           Samples

for Control = 9.03 grams

with Zinc = 11.56 grams

with Cadmium = 6.22 grams

with Lead = 6.76 grams

 

         Sample Numbers