Resumo

PIRES-ZOTTARELLI, Carmen Lidia Amorim; SANTOS, Amaury da Silva dos; MILANEZ, Adauto Ivo  e  CIPRIANO, Matheus Aparecido Pereira. Ocorrência de Pythiella vernalis em Pythium aphanidermatum de cultura hidropônica de agrião no Brasil. Summa phytopathol. [online]. 2009, vol.35, n.4, pp. 325-326. ISSN 0100-5405.  http://dx.doi.org/10.1590/S0100-54052009000400012.

Pythiella vernalis have been isolated from Pythium aphanidermatum on hydroponic culture of Lepidium sativum, in the municipality of Taubaté, São Paulo State, Brazil. It is the first report of the Pythiella vernalis in Brazil and the first world reference of the occurrence of this species in P. aphanidermatum.

Palavras-chave : hiperparasite; Lepidium sativum; Oomycota.