Como controlar formigas cortadeiras?

Have you ever heard of leafcutter ants? They can cause severe defoliation in seedlings, even in nurseries and in developing orchards. When left uncontrolled, after the seedlings are transferred to the field, they delay development and can even cause plant death. Alexandre Brighenti, a researcher at Embrapa Gado de Leite, explains how to protect pastures from this type of pest.