Results 111 to 120 of about 32,785 (212)

On Puccinia magnusiana Körn and Puccinia phragmitis

open access: yes, 1967
“It was suggested by Professor J. A. MacDonald that a study be made of problems related to the life cycles of the rusts Puccinia magnusiana Körnicke and P. phragmitis (Schum.) Körnicke. Initial observations in the field led to investigations on the respective host ranges of the two species and on the factors governing survival and germination of ...
openaire   +1 more source

An Ustilaginoidea virens Nuclear Effector SCRE7 Inhibits Rice Immunity via Suppressing OsLBD11/12‐Promoted Transcription of OsCPS2

open access: yesPlant Biotechnology Journal, Volume 24, Issue 3, Page 1305-1321, March 2026.
ABSTRACT Phytopathogenic fungi secrete a great number of effector proteins into various organelles of host plants and suppress plant immunity through different mechanisms. In this study, we identify SCRE7 as a unique nuclear effector that is essential for U. virens infection.
Chunquan Jiang   +13 more
wiley   +1 more source

Ръжда по лука в Узбекистан

open access: yesРастениевъдни науки, 2017
Статията представя данни за изследването на ръждата по лука в Узбекистан. Идентифицирани са 8 вида от 3 рода  и от 2 семейства гъби, причиняващи ръжда, 5 от които не са докладвани преди това от учените в Узбекистан.  Урединия и телиоспори са открити в 3
Сардоржон Авазов
doaj  

Why is biocontrol of common ragweed (Ambrosia artemisiifolia), the most allergenic weed in Eastern Europe, still only a hope? [PDF]

open access: yes, 2007
This chapter presents the story of a long and as yet unsuccessful struggle to find suitable fungal and/or insect biocontrol agents for ragweed, a plant that became a widespread allergenic weed in Eastern Europe.
Kiss, Levente
core  

Exotic Genetic Lineages Rapidly Replace Established Exserohilum turcicum Populations in the Swiss Rhine Valley

open access: yesPlant Pathology, Volume 75, Issue 2, March–April 2026.
A metagenomic survey of northern corn leaf blight in Swiss maize revealed a temporal shift from a dominant European clonal lineage to genetically diverse tropical lineages between 2016–2017 and 2021–2022. Pool sequencing enabled cost‐effective monitoring and highlights changing pathogen epidemiology relevant for durable maize resistance breeding ...
Mireia Vidal‐Villarejo   +4 more
wiley   +1 more source

New species of rust fungi (Uredinales) from South Africa and new observations on known species [PDF]

open access: yes, 2018
Four new species and a new variety of rust fungi (Uredinales) are described from South Africa: Puccinia montis-venenosi on Galium spurium ssp. africanum and G. tomentosum, P.
Berndt, Reinhard
core  

Ustilago hordei Delivers Heterologous Fungal Effectors for Screening and Characterisation in Wheat

open access: yesPlant Pathology, Volume 75, Issue 2, March–April 2026.
Ustilago hordei, a barley pathogen, has been engineered to deliver effectors of fungal pathogens in wheat. Necrosis‐inducing activities of Parastagonospora nodorum effectors SnTOX1 and SnTOX3 can effectively be screened for. Challenges occur when stem rust fungus avirulence effectors are tested in this secretion system.
Lu Liu, Sang Hu Kim, Guus Bakkeren
wiley   +1 more source

Rust of Garlic, Leek an Onion

open access: yesJournal of Agriculture and Plant Sciences, 2013
The research was conducted in the second half of 2001, in 2002, and inthe first quarter of 2003.A large number of binocular and microscopic examinations wereconducted on the gathered contaminated plant material, from which wasconcluded that Puccinia ...
Ilija Karov   +4 more
doaj  

Cladobotryum mycophilum as Potential Biocontrol Agent [PDF]

open access: yes, 2019
A study was conducted to explore the efficacy of potential biocontrol agent Cladobotryum mycophilum against different phytopathogenic fungi. The growth rates of 24 isolates of C. mycophilum were determined, and their antagonistic activity was analysed in
Diánez Martínez, Fernando José   +4 more
core   +1 more source

PUCCINIA SCHULTESIANTHI, NUEVA ESPECIE BITELIOMÓRFICA SOBRE SOLANACEAE PUCCINIA SCHULTESIANTHI, NEW BITELIOMORPHIC SPECIES ON SOLANACEAE

open access: yesRevista Facultad Nacional de Agronomía Medellín, 2011
Se describe, proveniente de colecciones colombianas, la nueva especie biteliomórfica de Uredinales Puccinia schultesianthi colectada sobre Schultesianthus coriaceus, planta eminentemente neotropical-andina perteneciente a la familia Solanaceae.
Diana Marcela Gallo Agudelo   +3 more
doaj  

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