Dear Vincent,

Thanks for the note.  I hope you will pass on my greetings to Pascal.  I
don't know of any marker that might be put in syrup to do what you want.  I
am forwarding this message to the Bee-L list for a possible response.

Tom Sanford

At 03:24 PM 3/30/01 +0200, you wrote:
>dear Tom sandford,
>
>I'm vincent clair, a new technician working for the ADAPI,that you
>apparently know well.
>Pascal Jourdan and myself are working at the moment on one topic you might
>be able to help us with.We are trying to evaluate what proportion of sirup
>can be found in honey after feedind a hive.We obviously want to measure and
>clearly observe what quantity of sirup bees will remove and store in the
>honey chamber.To achieve that goal we want to definite an indicator that
>would be introduced in the sirup( fed to bees) and clearly identyfiable in
>honey later on.This way we could measure what proportion of sirup is
>removed.
>would you have any suggestion or knowledge on what indicator we could use
>for this experimentation.Any work done on this topic that you could indicate
>us would also help us to progress.
>looking forward to hearing from you...best regards.
>
>vincent clair