Alves, M.L.B. Paiva, W.O. Assis, L.A.G. <br/><br/>
Incidencia de mancha purpura (Alternaria porri Ell. Cif)em cultivares e hibridos de cebola (Allium cepa L.), em Manaus, Amazonas [Brasil] 
 [Incidence of purple spot (Alternaria porri Ell. Cif)in onion cultivars and hybrids (Allium cepa L.), in Manaus, Amazonas [Brazil]] 

<br/><br/><label>Subjects--Topical Terms: </label><br/>CEBOLA<br/>MANCHA PURPURA<br/>MANAUS<br/>AMAZONAS