Drippers used in vinasse application: uniformity and obstruction - Lelis Neto, João Alberto; Silva, Nelmicio Furtado da; Teixeira, Marconi Batista; Palaretti, Luiz Fabiano; Ribeiro, Pedro Henrique Pinto; Coelho, Rubens Duarte; Ferreira, Jenifer Kelly (African Journal of Agricultural Research, 2016)