find out where they went out.

来源: 于 2012-09-29 09:56:05 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

First you have to find out where they go out. It must from a hole or so. just watch them. 

then you can use something (foam) to seal the hole. These bees will die inside.