Soil pH influenced by N fertilizer with amaranth, Indian mustard and sunflower grown in industrial soils over time.

<p>Means followed by the same letters are not significantly different for each treatment means (<i>P<0.05</i>).</p

Lead and copper removal, shoot and root concentration ratio, translocation index and transfer factor.

<p>Means followed by the same letters are not significantly different for each treatment means (<i>P</i><0.05).</p

Dry matter yield, lead and copper accumulation in plant tissues.

<p>Means followed by the same letters are not significantly different for each treatment means (<i>P<0.05</i>).</p