Powdery Mildew Caused by an Oidium sp. on Twenty-One Annual Medicago spp. in California

Powdery mildew was observed in plots of USDA Plant Introduction accessions of medic plants grown for seed increase at Riverside, CA, from 1995 to 1998. White, diffuse to dense, amphigenous mycelia bearing Oidium conidia appeared on shoots in April each year and remained active until the last plants...

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Détails bibliographiques

Publié dans:	Plant disease. - 1997. - 83(1999), 12 vom: 30. Dez., Seite 1176
Auteur principal:	Graves, W L (Auteur)
Autres auteurs:	Stuteville, D L, Johnson, R C, Greene, S L
Format:	Article en ligne
Langue:	English
Publié:	1999
Accès à la collection:	Plant disease
Sujets:	Journal Article