Results 21 to 30 of about 7,541 (171)

Peronospora hariotii on Buddleja in the Czech Republic

open access: yesPlant Protection Science, 2009
A downy mildew was observed on Buddleja × weyeriana Weyer ex Rehd. (B. davidii × globosa) cv. Sungold in a nursery in the northern part of the Czech Republic in July 2008.
Ivana Šafránková, Jiří Müller
doaj   +1 more source

Peronospora arthurii — a new species for Poland

open access: yesActa Mycologica, 2014
Peronospora arthurii Farl. was found on the leaves of Oenothera biennis L. as a new species in Polish flora of fungi. Its description, illustration and distribution are given.
Wiesław Mułenko, Ewa Matejko-Gosztyła
doaj   +1 more source

Identification and molecular detection of physiological race of spinach downy mildew pathogen in Shanghai

open access: yes上海师范大学学报. 自然科学版, 2018
The classification of the physiological races of spinach (Spinacia oleracea L.) downy mildew (Peronospora effuse) in different regions of China is the basis for screening and identifying of germplasm resources for disease-resistant breeding.In this study,
CAI Xiaofeng   +6 more
doaj   +1 more source

Peronospora infestans. Mont. Potato Peronospora

open access: yesPapers and proceedings of the Royal Society of Tasmania, 1886
On potato stems, leaves, and tubers. Many theories have been advanced with regard to the origin of the destructive Peronospora infestans or potato disease. Meteorological and electrical states of the atmosphere, saturation of the plant by water, degeneration by various methods of cultivation, the ravages of insect life, these and others have each in ...
openaire   +1 more source

Genetic and Physical Mapping of the RPP13 Locus, in Arabidopsis, Responsible for Specific Recognition of Several Peronospora parasitica (Downy Mildew) Isolates

open access: yesMolecular Plant-Microbe Interactions, 1999
Fifteen isolates of the biotrophic oomycete Peronospora parasitica (downy mildew) were obtained from a population of Arabidopsis thaliana plants that established naturally in a garden the previous year.
Peter Bittner-Eddy   +7 more
doaj   +1 more source

Light suppresses sporulation and epidemics of Peronospora belbahrii. [PDF]

open access: yesPLoS ONE, 2013
Peronospora belbahrii is a biotrophic oomycete attacking sweet basil. It propagates asexually by producing spores on dichotomously branched sporophores emerging from leaf stomata. Sporulation occurs when infected plants are incubated for at least 7.5h in
Yigal Cohen   +3 more
doaj   +1 more source

Molecular taxonomy of phytopathogenic fungi: a case study in Peronospora.

open access: yesPLoS ONE, 2009
BackgroundInappropriate taxon definitions may have severe consequences in many areas. For instance, biologically sensible species delimitation of plant pathogens is crucial for measures such as plant protection or biological control and for comparative ...
Markus Göker   +4 more
doaj   +1 more source

Rediscovery of Seven Long-Forgotten Species of Peronospora and Plasmopara (Oomycota)

open access: yesMycobiology, 2020
The family Peronosporaceae, an obligate biotrophic group of Oomycota, causes downy mildew disease on many cultivated and ornamental plants such as beet, cucumber, grape, onion, rose, spinach, and sunflower. To investigate the diversity of Peronosporaceae
Jae Sung Lee   +2 more
doaj   +1 more source

Harnessing Natural Diversity and Rational Design for Enhanced Plant Immunity

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Plant pathogens cause crop loss. Genetic resistance, through natural genetic diversity or engineered resistance, can be highly effective in protecting plants from infection. Genetic resistance from wild relatives of crops has been successfully introduced into crops to control pathogen infection.
Nathan Diplock, Jennifer D. Lewis
wiley   +1 more source

Microscopic parasitic fungi of Chmielinne nature reserve

open access: yesActa Mycologica, 2014
The microscopic parasitic fungi occurring in vegetal complex of Chmielinne nature reserve were investigate in the years 1976-1978. 85 species of fungi were gatherd on 71 specier of hosts.
Maria Danilkiewicz
doaj   +1 more source

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