Results 11 to 20 of about 12,444 (169)

Use of a real-time PCR method to quantify the primary infection of Plasmopara viticola in commercial vineyards

Phytopathology Research, 2023
Grapevine downy mildew (GDM) caused by Plasmopara viticola is a recurrent disease of wine grapes in the Ningxia Hui Autonomous Region (Ningxia) of northwestern China.
Lujia Yang, Bingyao Chu, Jie Deng, Kai Yuan, Qiuyu Sun, Caige Jiang, Zhanhong Ma   +6 more
doaj   +1 more source

A Real-Time PCR Assay for the Quantification of Plasmopara viticola Oospores in Grapevine Leaves

Frontiers in Plant Science, 2020
Grapevine downy mildew caused by Plasmopara viticola is one of the most important diseases in vineyards. Oospores that overwinter in the leaf litter above the soil are the sole source of inoculum for primary infections of P.
Melissa Si Ammour, Federica Bove, Silvia Laura Toffolatti, Vittorio Rossi   +3 more
doaj   +1 more source

Ecological Microclimate Influence on Grapevine Phomopsis viticola Attack Frequency in Aiud-Ciumbrud Vineyards

Bulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca: Horticulture, 2020
Phomopsis viticola (Sacc.) Sacc. (syn. Cryptosporella viticola Shear, Diaporthe viticola Nitschke, Diplodia viticola Desm, Fusicoccum viticolum Reddick, Phoma flaccida Viala & Ravaz, Phoma viticola Sacc.), is the causal agent of the grapevine disease ...
Sergiu SAVU, Liliana Lucia TOMOIAGA, Veronica Sanda CHEDEA   +2 more
doaj   +1 more source

A study of the genetic polymorphism of Plasmopara viticola in the vineyards of the Krasnodar Territory

BIO Web of Conferences, 2020
Plasmopara viticola oomycete is a seasonal pathogen that causes one of the most harmful diseases of the grapevine – downy mildew. The study of the biodiversity of Plasmopara viticola in various zones of viticulture has fundamental goals, as well as ...
Makarkina Marina V., Tokmakov Sergey V., Ilnitskaya Elena T.   +2 more
doaj   +1 more source

Influence of vigour on vine performance and berry composition of cv. Sangiovese (Vitis vinifera L.)

OENO One, 2013
Aims : To test the effects of varying degrees of vigour on vine growth, cropping, grape composition and wine quality. Methods and results: The study was conducted in 2008-2009 in a cv. Sangiovese (V. vinifera L.) vineyard (Tuscany).
Ilaria Filippetti, Gianluca Allegro, Gabriele Valentini, Chiara Pastore, Emilia Colucci, Cesare Intrieri   +5 more
doaj   +1 more source

Phased grapevine genome sequence of an Rpv12 carrier for biotechnological exploration of resistance to Plasmopara viticola

Frontiers in Plant Science, 2023
The downy mildew disease caused by the oomycete Plasmopara viticola is a serious threat for grapevine and can cause enormous yield losses in viticulture. The quantitative trait locus Rpv12, mediating resistance against P.
Bianca Frommer, Bianca Frommer, Sophia Müllner, Daniela Holtgräwe, Prisca Viehöver, Bruno Huettel, Reinhard Töpfer, Bernd Weisshaar, Eva Zyprian   +8 more
doaj   +1 more source

Effects of mechanical pre-bloom defoliation on cordon de Royat pruned Sangiovese (Vitis vinifera L.) vines

OENO One, 2011
Aims: Recent trials on Sangiovese vines have shown that hand defoliation of shoot basal leaves at pre-bloom is effective in reducing fruit set and yield, leading to better grape composition and quality.
Ilaria Filippetti, Gianluca Allegro, Gabriele Valentini, Chiara Pastore, Stefano Poni, Cesare Intrieri   +5 more
doaj   +1 more source

High night temperature promotes downy mildew in grapevine via attenuating plant defence response and enhancing early Plasmopara viticola infection

Plant Protection Science, 2021
The night temperature is one of the critical environmental factors affecting the grape berry quality. The objective of this study was to clarify whether a high night temperature promotes downy mildew on grapevines.
Yoshinao Aoki, Arisa Usujima, Shunji Suzuki   +2 more
doaj   +1 more source

Limpeza clonal de mudas de videira infectadas por Xanthomonas campestris pv. viticola

Revista Brasileira de Fruticultura, 2013
O cancro bacteriano da videira é causado por Xanthomonas campestris pv. viticola (Xcv). Visando à limpeza clonal de mudas de 'Red Globe', foram estudados: tamanho ideal de ápices e gemas axilares para cultivo em meio de Galzy modificado (MGM); efeito da ...
Adriano Márcio Freire Silva, Natoniel Franklin de Melo, Elineide Barbosa de Souza, Ângela Katiusia Coelho, Rosa de Lima Ramos Mariano   +4 more
doaj   +1 more source

Leaf Microbiome Data for European Cultivated Grapevine (Vitis vinifera) During Downy Mildew (Plasmopara viticola) Epidemics in Three Wine-Producing Regions in France

PhytoFrontiers, 2023
Grapevine downy mildew (Plasmopara viticola) is a major disease of European cultivated grapevine (Vitis vinifera L.) against which a large amount of synthetic pesticides are used. Developing microbial biocontrol of P.
Didac Barroso-Bergadà, François Delmotte, Julie Faivre d'Arcier, Marie Massot, Emilie Chancerel, Isabelle Demeaux, Soizic Guimier, Erwan Guichoux, David A. Bohan, Corinne Vacher   +9 more
doaj   +1 more source