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20  Articles
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Downy mildew caused by Plasmopara halstedii is one of the most economically important fungal diseases on sunflower (Helianthus annuus). To date, several downy mildew resistance genes called Pl genes have been reported on sunflower genetic map. Previous fi... see more

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Downy mildew of grapevine (Vitis vinifera L.), caused by the oomycete Plasmopara viticola, can seriouslydevastate grapevine production in tropical countries, such as Thailand. Four susceptible grapevinecultivars, four potentially resistant lines and 18 F1... see more

Grapevine downy mildew, caused by Plasmopara viticola, is probably the most damaging fungal diseaseof grapevine world-wide. Among the fungicides recently developed for downy mildew control is the QoI class offungicides, which inhibits mitochondrial respir... see more

Propagules of Plasmopara viticola or fragments of P. viticola infected host tissue were stored by threetechniques, freezing at –25°C, dehydration with CaCl2, and freeze-drying. Viability tests were performed periodicallyuntil exhaustion of the testing sam... see more

The endophytic fungus Acremonium byssoides was isolated from the leaves of grapevine cv. Regina Bianca to determine whether it could act as an antagonistic endophyte of the downy mildew agent Plasmopara viticola. The occurrence of this fungus was ascertai... see more

Direct germination via the production of a germ tube was demonstrated in the absence of the host for Plasmopara viticola (causal agent of grape downy mildew) sporangia sourced from a major grape production area in mediterranean Western Australia (WA). In ... see more

The oomycete Plasmopara viticola is native to North America and was accidentally introduced into Europe at the end of the 19th century, where it caused widespread damage to the grape industry. Since that time, the damage caused by this plant pathogen has ... see more

El cultivo de uva Vitis labrusca L. cv. Isabella tiene larga tradición en el departamento del Valle del Cauca en Colombia, cuya producción se enfoca al consumo en fresco y agroindustrial. Sin embargo, los problemas fitosanitarios del cultivo son responsab... see more

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