Results 41 to 50 of about 10,354 (170)

Caracterização da epidemiologia temporal e espacial do míldio da cebola

open access: yesRevista Thema, 2020
A cultura da cebola tem se intensificado devido ao consumo in natura e também pelo processamento industrial. No entanto, o míldio (Peronospora destructor) tem comprometido a produtividade da cultura.
Leandro Luiz Marcuzzo   +3 more
doaj   +1 more source

Pathogenic and Molecular Characterisation of Hyaloperonospora sp. Isolates Causing Downy Mildew on Wild Rocket

open access: yesPlant Pathology, Volume 75, Issue 4, July‐August 2026.
Downy mildew causes rapid and severe foliar losses in D. tenuifolia. The existence of pathotype diversity hinders resistance breeding. This study identified H. diplotaxidis pathotypes and analysed their phylogenetic relationships. ABSTRACT Downy mildew (DM) caused by the oomycete Hyaloperonospora diplotaxidis (=Peronospora diplotaxidis) is a ...
Paula S. Coelho   +2 more
wiley   +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

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   +1 more source

Mycoviruses as Biocontrol Agents: Potential Applications for Managing Pests and Diseases of Oilseed Rape (Brassica napus)

open access: yesPhysiologia Plantarum, Volume 178, Issue 4, July/August 2026.
ABSTRACT Oilseed rape (Brassica napus) production faces a wide range of biotic threats. Pests typically pose a greater threat than diseases to oilseed rape, yet both vary considerably across the major cultivating regions. Management strategies often rely heavily on the use of chemical pesticides which may have harmful effects on the environment, thus ...
Harry J. Aston   +3 more
wiley   +1 more source

cDNA-AFLP Display for the Isolation of Peronospora parasitica Genes Expressed During Infection in Arabidopsis thaliana

open access: yesMolecular Plant-Microbe Interactions, 2000
To identify genes from the obligatory biotrophic oomycete Peronospora parasitica that are expressed during infection in Arabidopsis thaliana we employed cDNA-amplified fragment length polymorphism (AFLP) display. cDNA-AFLP fragments from infected and non-
Erik A. van der Biezen   +3 more
doaj   +1 more source

Structure‐informed engineering of plant–microbe interactions

open access: yesThe Plant Journal, Volume 127, Issue 1, July 2026.
SUMMARY This review critically evaluates how structural biology has enabled interface‐informed engineering of plant–microbe interactions, with a clear emphasis on the relative maturity of plant–pathogen research compared with symbiosis engineering. In plant immunity, atomic resolution structures of apoplastic receptors, host targets, and intracellular ...
Gloria Meng‐Hsuan Lin   +2 more
wiley   +1 more source

Comparative Metabarcoding of ITS1, ITS2, and Full‐Length ITS Reveals Marker‐ and Tissue‐Specific Variation in Fungal Community Profiling in Potato

open access: yesPlant-Environment Interactions, Volume 7, Issue 3, June 2026.
ABSTRACT Accurate profiling of plant‐associated fungal and oomycete communities depends critically on the choice of ITS marker. Using Illumina sequencing for ITS1/ITS2 and PacBio HiFi sequencing for full‐length ITS (ITSf), we compared read recovery, taxonomic assignment depth, and diversity patterns across potato leaf and root tissues.
Silvia Turco   +4 more
wiley   +1 more source

Mildiu en Quinua: Peronospora variabilis

open access: yes, 2016
Hojas volantes para agricultores “Mildiu en Quinua: Peronospora variabilis”, las recomendaciones son relevantes a ...
De la Riva Aragón, Nicanor Marcial
core   +1 more source

Peronospora lamii on Lamiaceae in Australia [PDF]

open access: yes, 2006
A detailed description and illustration of the Australian specimens of Peronospora lamii on Salvia spp.
Grice, Kathy R.E.   +3 more
core   +2 more sources

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