id	domain	url
ct-10089	beefmagazine.com	http://beefmagazine.com/genetics/common-insecticide-can-hurt-bull-breeding-ability
ct-10089	www.avc-beef.org	http://www.avc-beef.org/proceedings/2012-2/volkman.pdf
ct-10089	www.fao.org	http://www.fao.org/docrep/w8338e/w8338e06.htm