To make a long story short, the EPA eventually accepted Bayer's study and granted clothianidin full registration in early 2010. But as I reported earlier, a leaked document (PDF) from November shows that two EPA scientists had reviewed that Bayer study and found it wanting. The study had "deficiencies," they wrote, that rendered it unacceptable.
The study was clearly flawed -- it appeared to let test and control bees range widely and
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