Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Adult honey bees were kept in cages and fed sugar syrup with imidacloprid concentrations of either 100 ppb, 20 ppb, 5 ppb or 0 ppb. Each cage was stocked with 100 bees (7–8 cages per group). A) Experiment conducted Sept-Oct. 2014 (no 20 ppb treatment); B) Experiment conducted Aug.-Sept. 2015.
