Bad flies usually means an animal management problem to me...yours or a neighbor's.
That said, go buy some QuickBayt and kill them buggers.
http://www.bayerdvm.com/products/quick-bayt/quick-bayt.cfm
I have not used it personally, but many on HT have and I have heard glowing reports from others "in person."
That said, go buy some QuickBayt and kill them buggers.
http://www.bayerdvm.com/products/quick-bayt/quick-bayt.cfm
I have not used it personally, but many on HT have and I have heard glowing reports from others "in person."