An assessment of key evidence about neonicotinoids and bees
Defra assessment of the key evidence about neonicotinoids and bees to help inform national and international considerations of this issue.
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The assessment, published in March 2013, cannot exclude rare effects of neonicotinoids on bees in the field. However, it suggests that effects on bees do not occur under normal circumstances.
See also
- Annex 1 - Effects of neonicotinoid seed treatments on bumble bee colonies under field conditions (Fera website)