Results 1 to 10 of about 276 (146)

Development of detection systems for the sporangia of Peronospora destructor

open access: yesEuropean Journal of Plant Pathology, 2008
A monoclonal antibody that recognises components of the wall of sporangia of Peronospora destructor was raised. Tests using spores of higher fungi and other species of mildew demonstrated the specificity of the monoclonal. The antibody was used to develop lateral flow devices for sporangia of P. destructor.
Roy Kennedy, Alison J Wakeham
exaly   +3 more sources

Field performance and screening for resistance to Peronospora destructor of 46 onion cultivars in Brazil [PDF]

open access: yesAustralasian Plant Disease Notes, 2018
This work evaluated the field performance and resistance to Peronospora destructor of 46 onion cultivars in two different experiments. Two open-pollinated experimental cultivars: “Bola Precoce-Agroecologica, and “Superprecoce-Agroecologica” were more productive and resistant.
Daniel Pedrosa Alves   +1 more
exaly   +4 more sources

Genotyping by sequencing suggests overwintering of Peronospora destructor in southwestern Québec, Canada [PDF]

open access: yesMolecular Plant Pathology, 2021
Abstract Several Peronospora species are carried by wind over short and long distances, from warmer climates where they survive on living plants to cooler climates.
Hervé Van der Heyden   +5 more
openaire   +3 more sources

Characteristics of Meteorological Conditions during a Severe Outbreak of Onion Downy Mildew and Metalaxyl Sensitivity of Peronospora destructor in Saga, Japan, in 2016

open access: yesHorticulturae, 2022
In 2016, an onion downy mildew epidemic caused by Peronospora destructor severely damaged the commercial onion fields in Saga Prefecture, western Japan. To identify the factors underlying the outbreak, we investigated the symptoms of downy mildew caused ...
Shin-ichirou Syobu, Sachiko Watanabe
doaj   +2 more sources

RNA sequence analysis data of Peronospora destructor maintained on onions

open access: yesData in Brief, 2019
Peronospora destructor (Berk.) is an important biotrophic oomycete that causes downy mildew on onion (Allium Cepa L.) worldwide, especially in humid and temperate regions.
Kazuki Fujiwara   +4 more
doaj   +3 more sources

High-Quality Genome Assembly of Peronospora destructor, the Causal Agent of Onion Downy Mildew

open access: yesMolecular Plant-Microbe Interactions, 2020
Peronospora destructor is an obligate biotrophic oomycete that causes downy mildew on onion (Allium cepa). Onion is an important crop worldwide, but its production is affected by this pathogen. We sequenced the genome of P.
Karthi Natesan   +2 more
exaly   +3 more sources

Avaliação do extrato de quitosana no manejo de tripes, Thrips tabaci, míldio, Peronospora destructor, e rendimento na cultura da cebola

open access: yesRevista Thema, 2020
O objetivo deste estudo foi avaliar o uso de quitosana na incidência e danos de tripes, severidade de míldio, produtividade e rendimento pós-colheita de cebola. A cultivar de cebola utilizada foi a Epagri 362 Crioula Alto Vale.
Paulo Antonio de Souza Gonçalves   +2 more
doaj   +3 more sources

Factors Influencing the Occurrence of Onion Downy Mildew (Peronospora destructor) Epidemics: Trends from 31 Years of Observational Data

open access: yesAgronomy, 2020
Onion downy mildew (ODM) caused by Peronospora destructor has been increasing annually in south-western Québec since the early 2000s, reaching 33% of affected onion fields in 2014. Using observational data collected over a period of 31 consecutive years,
Hervé Van der Heyden   +4 more
doaj   +2 more sources

VIABILIDADE DE UM SISTEMA DE PREVISÃO PARA O MÍLDIO (Peronospora destructor) DA CEBOLA

open access: yesAnais da Mostra Nacional de Iniciação Científica e Tecnológica Interdisciplinar (MICTI) - e-ISSN 2316-7165, 2021
O míldio (Peronospora destructor) é uma das principais doenças da cultura dacebola no Sul do Brasil. O regime de pulverização baseado em um sistema deprevisão pode possibilitar a redução do número de pulverizações e maximizar ocontrole da doença. O objetivo desse trabalho foi avaliar o controle do míldio sobdiferentes regimes de pulverização.
null Sheila Chaiana Harbs   +2 more
openaire   +3 more sources

Influence of Cultivars and Seed Thermal Treatment on the Development of Fungal Pathogens in Carrot and Onion Plants

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2016
Carrot and onion are vegetables representing an important segment of fresh market. They suffer from serious fungal diseases that can inflict great damage on crops, i.e. alternaria leaf blight, peronospora downy mildew, and botrytis neck rot.
Martin Koudela, Čeněk Novotný
doaj   +2 more sources

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