In an article about fly management in stables, Cornell University states that sprays based on pyrethrin provide a quick solution for flies in closed spaces, such as stables. They leave next to no residue, which results in the flies not being able to build op resistance against the product. Read more about the advise of the university and other measures they suggest against flies. Read more here.
http://test.flybusters.nl/wp-content/uploads/2017/02/flybusters-clean-300x73.png 0 0 Joran http://test.flybusters.nl/wp-content/uploads/2017/02/flybusters-clean-300x73.png Joran2017-02-03 13:46:172017-02-22 12:14:00Cornell University advises pyrethrin containing products.