scavenged frames after extraction

[itma]

Sure, Hooper is good. But not up to date. My copy says hardly anything about varroa or OSR.

get a later edition then

Actually, the latest edition doesn't say much about varroa.
That isn't what you should buy Hooper for.
He's pretty good on bees.
Not sure how Varroa or OSR come into this question though.

 

[jenkinsbrynmair]

I've got the 2010 edition and it has four pages on Varroa - it's a start