http://www.msnbc.msn.com/id/32203740/ns/technology_and_science-science/

Bees face another killer: seleniumToxin could affect multibillion-dollar
agricultural industryBy Michael Reilly
updated 12:07 p.m. ET July 29, 2009

Selenium, a potent toxin, is showing up in alarming concentrations in the
pollen and nectar of two plants common in California's Central Valley,
according to a new study.

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