Results 31 to 40 of about 2,467 (243)

Two pathogen loci determine Blumeria graminis f. sp. tritici virulence to wheat resistance gene Pm1a

open access: yesNew Phytologist, Volume 238, Issue 4, Page 1546-1561, May 2023., 2023
Summary Blumeria graminis f. sp. tritici (Bgt) is a globally important fungal pathogen of wheat that can rapidly evolve to defeat wheat powdery mildew (Pm) resistance genes. Despite periodic regional deployment of the Pm1a resistance gene in US wheat production, Bgt strains that overcome Pm1a have been notably nonpersistent in the United States, while ...
Tim Kloppe   +9 more
wiley   +1 more source

Germination Development of Powdery Mildew on Natural and Artificial Wheat Leaf Surfaces: A Study to Investigate Plant Wax Signals

open access: yesSmall Science, Volume 3, Issue 3, March 2023., 2023
Wax morphology, wax chemistry, and leaf wettability are analyzed on three different wheat varieties. In addition, various test systems are developed that mimic the properties of the plant surface individually and in combination. To investigate the influence of surface properties on fungal development, wheat leaves and the test systems are inoculated ...
Miriam Anna Huth   +3 more
wiley   +1 more source

Arbuscular mycorrhizal fungi influence host infection during epidemics in a wild plant pathosystem

open access: yesNew Phytologist, Volume 236, Issue 5, Page 1922-1935, December 2022., 2022
Summary While pathogenic and mutualistic microbes are ubiquitous across ecosystems and often co‐occur within hosts, how they interact to determine patterns of disease in genetically diverse wild populations is unknown. To test whether microbial mutualists provide protection against pathogens, and whether this varies among host genotypes, we conducted a
Jenalle L. Eck   +2 more
wiley   +1 more source

Multi-locus phylogeny and taxonomy of an unresolved, heterogeneous species complex within the genus Golovinomyces (Ascomycota, Erysiphales), including G. ambrosiae, G. circumfusus and G. spadiceus

open access: yesBMC Microbiology, 2020
Previous phylogenetic analyses of species within the genus Golovinomyces (Ascomycota, Erysiphales), based on ITS and 28S rDNA sequence data, revealed a co-evolutionary relationship between powdery mildew species and hosts of certain tribes of the plant ...
Penglei Qiu   +12 more
semanticscholar   +1 more source

Evaluation of lake sedimentary ancient DNA metabarcoding to assess fungal biodiversity in Arctic paleoecosystems

open access: yesEnvironmental DNA, Volume 4, Issue 5, Page 1150-1163, September 2022., 2022
We established a robust system to examine fungal diversity in lake sediment cores, including an updated set of primers, optimized according to the now much enlarged fungal reference databases. We demonstrate that lake sediment DNA is a reliable archive of ancient terrestrial fungal communities from records reaching well into the Late Pleistocene ...
Peter Andreas Seeber   +6 more
wiley   +1 more source

Biological Flora of Britain and Ireland: Knautia arvensis

open access: yesJournal of Ecology, Volume 110, Issue 8, Page 1970-1992, August 2022., 2022
Field Scabious is a widespread, native perennial of grasslands and meadows found throughout much of Europe. It is a popular plant frequently used as part of pollinator seed mixes, as the nectariferous blue‐lilac flowers support a range of generalist and specialist pollinators.
Sandra Varga   +2 more
wiley   +1 more source

Microfungi of Mykhailivska Tsilyna Nature Reserve

open access: yesUkrainian Botanical Journal, 2022
A checklist of microfungi recorded in Mykhailivska Tsilyna Nature Reserve (Sumy Region, Ukraine) is provided. The checklist includes 170 species belonging to 73 genera, 41 families, 18 orders, and 9 classes of Fungi (Chytridiomycota, Ascomycota, and ...
Lytvynenko Yu.I.   +2 more
doaj   +1 more source

Factors controlling the effects of mutualistic bacteria on plants associated with fungi

open access: yesEcology Letters, Volume 25, Issue 8, Page 1879-1888, August 2022., 2022
Plants interacting with fungi can also form associations with mutualistic bacteria. We assessed whether the performance gain conferred by bacteria to fungal‐associated plants is affected by the interaction between symbiont traits, the type of bacterial‐protective trait, and abiotic/biotic stresses. Our results highlight that the interaction between the
Daniel A. Bastías   +3 more
wiley   +1 more source

The co‐existence of multiple oak leaf flushes contributes to the large within‐tree variation in chemistry, insect attack and pathogen infection

open access: yesNew Phytologist, Volume 235, Issue 4, Page 1615-1628, August 2022., 2022
Summary Many plant species produce multiple leaf flushes during the growing season, which might have major consequences for within‐plant variation in chemistry and species interactions. Yet, we lack a theoretical or empirical framework for how differences among leaf flushes might shape variation in damage by insects and diseases. We assessed the impact
Álvaro Gaytán   +15 more
wiley   +1 more source

Mating type and fungicide resistance in populations of Podosphaera xanthii in south Italy

open access: yesPlant Pathology, Volume 71, Issue 6, Page 1369-1380, August 2022., 2022
Mating type of P. xanthii populations in south Italy in 2016 and 2018 indicate that the MAT1‐1 idiomorph was more recently introduced in the area; cyflufenamid‐resistant isolates were widespread and increased over time. Abstract Powdery mildew is one of the most common and severe diseases of cucurbits, causing heavy yield losses in all growing areas ...
Stefania Pollastro   +8 more
wiley   +1 more source

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