Medhat,

>>Antonio Nanettie from Italy did a lots of studies on oxalic acid 
including using radio active OA to determine the pathways in bees. 

Did Mr. Nannettie's study determine if honey bees ingest OA syrup or 
not?  And did he use the trickle method or sublimation?

Thanks,

Waldemar

******************************************************
* Full guidelines for BEE-L posting are at:          *
* http://www.honeybeeworld.com/bee-l/guidelines.htm  *
******************************************************