Results 31 to 40 of about 112,480 (158)

Alcoholic extracts of Russian sage (Salvia yangii) contain bioactive terpenoids with inhibitory activity against grapevine downy mildew (Plasmopara viticola). [PDF]

open access: yesPest Manag Sci
Alcoholic extracts from flowers, leaves, and shoots of Russian sage decreased downy mildew severity on grapevine leaf disks. Fractionation followed by metabolomic analysis revealed putative terpenoids as the main components of the active fractions. Specifically, 7‐methylrosmanol, 12‐O‐methylcarnosic acid, carnosic acid, and carnosol were identified as ...
Smaldone A   +5 more
europepmc   +2 more sources

DNA marker identification of Rpv3 downy mildew resistance gene in seedless grape varieties

open access: yesБиотехнология и селекция растений, 2020
Table grapes are a valuable dietary product. Seedless grapes are in high demand among consumers. For this reason, the breeding of seedless varieties is one of the popular trends in modern viticulture, along with the production of environmentally friendly
E. T. Ilnitskaya   +2 more
doaj   +1 more source

Pseudoperonospora cubensis development under differentiated nitrogen and potassium fertilization of Cucumis sativus [PDF]

open access: yes, 2009
Cucumber (Cucumis sativus) is one of the most economically important vegetable crops worldwide and downy mildew caused by Pseudoperonospora cubensis is considered among the most destructive diseases that attack this plant.
Papadaki, Anastasia A.
core   +3 more sources

Identification of Host-Resistant and Susceptible Varieties of Korean Grapes to Plasmopara viticola, a Pathogen Causing Grapevine Downy Mildew [PDF]

open access: yes한국균학회지, 2023
Grapevine downy mildew, caused by Plasmopara viticola, significantly damages vineyards and is one of the most devastating diseases affecting cultivated grapes worldwide.
Marc Semunyana   +4 more
doaj   +1 more source

LeafXNet: A Lightweight Explainable Model With Integrated Attention Mechanism for Fruit Leaf Disease Detection [PDF]

open access: yesPlant Direct
ABSTRACT Food security is threatened by climate change, altered precipitation patterns, soil degradation, and overuse of pesticides. These challenges compromise the sustainability of agricultural practices and increase the financial burden on farmers.
Al Masud S   +6 more
europepmc   +2 more sources

Impact of Piper betle leaf extract on grape downy mildew: effects of combining 4-allylpyrocatechol with eugenol, α-pinene or β-pinene

open access: yesPlant Protection Science, 2019
Methanol extract of Piper betle leaves exhibited an inhibitory effect on grape downy mildew. This extract might contain more than two compounds which have different polarities that suppress grape downy mildew.
Yoshinao Aoki   +2 more
doaj   +1 more source

Early stage detection of Downey and Powdery Mildew grape disease using atmospheric parameters through sensor nodes

open access: yesArtificial Intelligence in Agriculture, 2021
Grape diseases are major factors causing severe diminution in its fruit development. Unfavorable climatic conditions are one of the principal dangers for grape disease development.
Kainjan Sanghavi   +2 more
doaj   +1 more source

Which morphological characteristics are most influenced by the host matrix in downy mildews? : A case study in Pseudoperonospora cubensis [PDF]

open access: yes, 2012
Before the advent of molecular phylogenetics, species concepts in the downy mildews, an economically important group of obligate biotrophic oomycete pathogens, have mostly been based upon host range and morphology.
Marco Thines   +8 more
core   +2 more sources

Identification of Rpv3 and Rpv12 loci in the progenies of the ‘Talisman’ grape cultivar

open access: yesТруды по прикладной ботанике, генетике и селекции, 2023
Currently, when implementing breeding programs to produce pathogen-resistant grape genotypes, the DNA marker assessment method is used both directly in breeding-oriented selection and in evaluation of the initial gene pool. The ‘Talisman’ grape cultivar,
E. T. Ilnitskaya   +4 more
doaj   +1 more source

Pathotypic diversity of Hyaloperonospora brassicae collected from Brassica oleracea [PDF]

open access: yes, 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

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