SILVA, T. T. S.; http://lattes.cnpq.br/0848478252421584; SILVA, Tainara Tâmara Santiago. (BrasilCentro de Tecnologia e Recursos Naturais - CTRNUFCGUniversidade Federal de Campina Grande, 2013-02-07)
The gully is a large open incision in the soil, usually with steep walls and flat bottom, or
not connected to the drainage network that is configured in a major erosional features
resulting from inadequate soil management. ...