In a message dated 2/6/2011 7:59:43 P.M. Eastern Standard Time, [log in to unmask] writes: Mullin (2010) found chlorpyrifos (an organophosphate) in 63% of the wax samples from beehives that he analyzed. They may appear to be "gone" to you, but they are not gone as far as the bees are concerned! Randy, Do you know what geographic areas the samples were taken from that showed contamination? I am assuming some geographic locations are worse than others? Dave MacFawn *********************************************** The BEE-L mailing list is powered by L-Soft's renowned LISTSERV(R) list management software. For more information, go to: http://www.lsoft.com/LISTSERV-powered.html Guidelines for posting to BEE-L can be found at: http://honeybeeworld.com/bee-l/guidelines.htm