Breadcrumb . Home .News & Events . How effective is targeted livestock grazing? .Research Brief How effective is targeted livestock grazing?.July 8, 2021 Source: Getty ilkercelikIf you have visited a park or preserve lately, you may have noticed a different type of visitor — livestock. That’s because land managers are increasingly turning to livestock such as cattle, sheep, goats and horses to manage unwanted weeds in the Midwestern U.S. and across ...