Girao, E.S. Ueno, H. Tecnica de quatro tamises para o diagnostico coprologico quantitativo da fasciolose dos ruminantes [ovino, bovino] Parte de tese A four-layer sieve technique for quantitative fecal examination of fasciolasis of ruminants Part of thesis Subjects--Topical Terms: OVINOBOVINOFASCIOLOSEDIAGNOSTICO