Review this page:
http://spreadsheets.google.com/pub?key=pwhjQ6Yng877iz_JNiCN1IQ
Spook's Chicken Cold Page:
https://www.backyardchickens.com/web/viewblog.php?id=9241
Look up your state here for testing:
http://www.bah.state.mn.us/animals/poultry/exports.html
Good MG Info...