Can't really advise as to what the bugs are.
Mites or some other compost lover?
I betcha those little bastards would have a hard time surviving a tea party though!!
http://forums.mycotopia.net/feasts-f...n-tea-tek.html (Lazlo's "Ass Whoopin" tea tek!)
If they were mine
And I had a positive ID
I would ignore the bugs and follow the above tek TO THE LETTER
I imagine the temps would kill the little bastards.