Results 31 to 40 of about 105,541 (153)
Forecasting severe grape downy mildew attacks using machine learning [PDF]
PLOS ONE, 2020 Grape downy mildew (GDM) is a major disease of grapevine that has an impact on both the yields of the vines and the quality of the harvested fruits. The disease is currently controlled by repetitive fungicide treatments throughout the season, especially in the Bordeaux vineyards where the average number of fungicide treatments against GDM was equal to ...
Chen, Mathilde +3 more
openaire +6 more sources
Climate change and the occurrence of downy mildew in Brazilian grapevines [PDF]
Pesquisa Agropecuária Brasileira, 2017 : The objective of this work was to evaluate the potential impact of climate change on the occurrence of grapevine downy mildew in Brazil. Seedlings containing four to six leaves were sprayed with a sporangia suspension containing 105 sporangia per ...
Francislene Angelotti +5 more
doaj +1 more source
Pathotypic diversity of Hyaloperonospora brassicae collected from Brassica oleracea [PDF]
, 2012 Downy mildew caused by Hyaloperonospora brassicae is an economically destructive disease of brassica crops in many growing regions throughout the world.
Monteiro, António A. +3 more
core +1 more source
BIO Web of Conferences, 2020 In this article, results of the comparative analysis and assessment of resistance of two grape cultivars Vostorg and Muscat blanc against downy mildew disease (Plasmopara viticola) with or without the symbiote Saccharomyces cerevisiae (vine yeast) were ...
Mishko Alisa, Lutsky Eugene
doaj +1 more source
Downy mildew is able to carry out its sexual cycle on resistant grape varieties
IVES Technical Reviews, 2020 Previous studies have shown that new resistant grape cultivars limit epidemics caused by asexual reproduction of downy mildew. However, until now, there was a lack of knowledge on the sexual phase of the pathogen.
Lionel Delbac +3 more
doaj +1 more source
An annotated image dataset of downy mildew symptoms on Merlot grape variety
Data in Brief, 2021 This article introduces a dataset of high-resolution colour images of grapevines. It contains 99 images acquired in the vineyard from a cruising tractor. Each image includes the full foliage of a grapevine plant. These images display a diverse range of symptoms caused by the grapevine downy mildew (Plasmopara viticola), a major fungal disease.
Abdelghafour, Florent +4 more
openaire +4 more sources
Determination of Downy mildew and Powdery Mildew Resistance of Some Grape Cultivars and Genotypes
South African Journal of Enology & Viticulture, 2017 Different grape cultivars of Vitis species have been cultivated in Turkey since ancient times. A large proportion of these cultivars cannot be cultivated in the humid regions of the country due to downy mildew (Plasmopara viticola) and powdery mildew ...
Atak, A., A. Atak
openaire +3 more sources
Use of Olive Processing Waste to Support Vine Protection [PDF]
BIO Web of ConferencesThe olive oil production chain generates large quantities of waste with a high polyphenolic content that can be valued for protection against fungal diseases in viticulture.
Zombardo Alessandra +3 more
doaj +1 more source
Seasonal Development of Ontogenic Resistance to Downy Mildew in Grape Berries and Rachises [PDF]
Phytopathology®, 2005 Clusters of Vitis vinifera and V. labrusca are reported to become resistant to Plasmopara viticola at stages of development ranging from 1 to 6 weeks postbloom. It has been suggested that resistance is associated with loss of the infection court as stomata are converted to lenticels, but the time of onset, cultivar variation, and seasonal variation in
Megan M, Kennelly +4 more
openaire +2 more sources
Horticulturae, 2022 Downy mildew is a major disease that severely restricts the healthy and sustainable development of the global grape and wine industry, so there is significant interest in breeding high-quality disease-resistant varieties. In this study, hybridization was
Zhilei Wang +9 more
doaj +1 more source