Results 51 to 60 of about 12,444 (169)

Copper reduction and copper replacement - results and experiences of 12 years of on farm research [PDF]

open access: yes, 2002
Copper is a very common pesticide in organic viticulture, used against different diseases. But it is long term toxic for soils. That is why organic winegrowers try to reduce its use.
Hofmann, Uwe
core  

Morphologic, Molecular and Pathogenic Characterization of Phomopsis viticola isolates Collected from the Vineyards of the Aegean Region in Turkey

open access: yesYüzüncü Yıl Üniversitesi Tarim Bilimleri Dergisi, 2021
Phomopsis cane and leaf spot caused by Phomopsis viticola (dead arm) is an important problem in the vineyards of the Aegean Region of Turkey, like in many parts of the world.
Sahra HOSSEINALIZADEH   +2 more
doaj   +1 more source

The continuing significance of chiral agrochemicals

open access: yesPest Management Science, Volume 81, Issue 4, Page 1697-1716, April 2025.
In the time frame 2018–2023, around 43% of the 35 chiral agrochemicals introduced to the market (herbicides, fungicides, insecticides, acaricides, and nematicides) contain one or more stereogenic centers in the molecule, and almost 69% of them have been marketed as racemic mixtures of enantiomers or stereoisomers.
Peter Jeschke
wiley   +1 more source

Analysis of selection pressure exerted on Plasmopara viticola by organically based fungicides [PDF]

open access: yes, 2006
Downy mildew is one of the most important grape diseases world-wide. The pathogen is a genetically highly diversified organism with a high capacity of adaptation. A monitoring of changes in population structure of P.
Gessler, C.   +3 more
core  

The "Rabassa Morta" in Catalan viticulture : the rise and decline of a long-term sharecropping contract, 1670s-1920s [PDF]

open access: yes, 1998
For long periods, and in line with recent theoretical literature, the rabassa morta sharecropping contract successfully reduced problems of moral hazard and opportunistic behavior, and provided incentives for sharecroppers to respond to market ...
Carmona, Juan, Simpson, James
core   +5 more sources

Limpeza clonal de mudas de videira infectadas por Xanthomonas campestris pv. viticola Clonal cleaning of grapevine plants infected by Xanthomonas campestris pv. viticola

open access: yesRevista 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   +4 more
doaj  

Sequence and Gene Expression Analysis of Recently Identified NLP from Plasmopara viticola

open access: yesMicroorganisms, 2021
Grapevine downy mildew, evoked by the obligate biotrophic oomycete Plasmopara viticola, is one of the most challenging diseases in viticulture. P. viticola establishes an infection by circumvention of plant immunity, which is achieved by the secretion of
Lars Askani   +2 more
doaj   +1 more source

Genomic and Transcriptomic Analyses Provide Insights Into Erysiphe necator Pathogenicity and Grapevine Response

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Grapevine powdery mildew, caused by the fungus Erysiphe necator, is one of the most prevalent obligate biotrophic pathogens in vineyards, posing a significant threat to grape production. Despite its impact, research on E. necator pathogenicity and grapevine responses remains limited.
Bo Mu   +10 more
wiley   +1 more source

Genomic signatures of heterokaryosis in the oomycete pathogen Bremia lactucae. [PDF]

open access: yes, 2019
Lettuce downy mildew caused by Bremia lactucae is the most important disease of lettuce globally. This oomycete is highly variable and rapidly overcomes resistance genes and fungicides.
Bertier, Lien D   +10 more
core  

Biotransformation of monoterpenols upon pre‐treatment with oregano essential oil vapour alleviates downy mildew susceptibility in grapevine leaves

open access: yesPlant Biology, EarlyView.
Pre‐treatment of grapevine plants with oregano essential oil vapour alleviates downy mildew susceptibility by accumulation of monoterpenol glycosides. Abstract Grapevine downy mildew, caused by the oomycete Plasmopara viticola, is a destructive disease that causes major economic losses as most elite grapevine cultivars are susceptible to this pathogen.
J. R. P. E. Mars   +6 more
wiley   +1 more source

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