المعالجة بالعسرة لسمية عنصر الرصاص على نسب بقاء يافعات أسماك البني Barbus sharpeyi (Gunther, 1874)‎

الملخص EN

The effects of water hardness on lead metal toxicity on survival ratios of fish Barbus sharpeyi juvenile were studied.

Increasing of water hardness was caused decreased of metal toxicity.

Survival ratio has been increased compared with concentrations of lead alone.

Survival ratio was increased in low water hardness (Ca 100 ppm), the toxicity of lead was increased in both soft and very hard waters.