extremely significantp = 0.0001
There was an extremely significant positive correlation of Cd content and accumulation in alfalfa seedlings with DW, FW, SS, RS and POD ( p = 0.0001 and p = 0.0001), but a significantly negative correlation with SR ( p = 0.0376 and p = 0.0341) and an extremely significant negative correlation with HP, SOD, CAT and APX ( p = 0.0001 and p = 0.0001).