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www.nzherald.co.nz Bad eggs: Study highlights high levels of lead in Auckland's backyard chickens

Concerning levels of lead have been found in a study of eggs laid by chooks in Auckland backyards.

The research carried out by veterinarian Liz Cowie looked at lead concentrations in the blood and eggs ...
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www.stuff.co.nz Study finds concerning amounts of lead in backyard chickens and eggswww.stuff.co.nz