Bioremediation of heavy metals and petroleum hydrocarbons in diesel contaminated soil with the earthworm: Eudrilus eugeniae.

Springerplus · 2015 · PMC4579197 · PMID 26413446

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a decreasing trendno p-value reported

( 2009 ) reported most significant and rapid changes of over 80 % free of heavy metals in vermicomposted sludge with earthworms upon chemical analysis while Iordache and Borza ( 2012 ) reported a decreasing trend for lead, manganese, copper and zinc with lumbricoid earthworms.

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