Results 11 to 20 of about 501 (164)

Notes on Erysiphales (Ascomycetes) from Patagonia, Argentina

open access: yesMycoscience, 2005
Fifteen Erysiphaceous taxa found on 20 host plant species in Patagonia are documented. A new species Oidium maculatae (type host: Viola maculata) is described. Berberis linearifolia, Buddleja globosa, Prosopis alpataco and Viola maculata, are new host plants for Erysiphales.
Susumu Takamatsu
exaly   +2 more sources

Erysiphe deutziicola sp. nov. (Erysiphaceae, Ascomycota), a powdery mildew species found on Deutzia parviflora (Hydrangeaceae) with unusual appendages [PDF]

open access: yesMycoKeys, 2019
A powdery mildew (Erysiphales) has recently been collected on leaves of an ornamental shrub Deutzia parviflora in Baihua Mountain, Beijing, China. Microscopic examination of the chasmothecia suggested a species belonging to Erysiphe sect. Erysiphe, above
Peng-Lei Qiu   +3 more
doaj   +4 more sources

The current systematics and taxonomy of the powdery mildews (Erysiphales): an overview

open access: yesMycoscience, 2011
A brief survey of the current systematics and taxonomy of powdery mildews (Erysiphales) is given with special focus on new characters used for taxonomic purposes as well as new approaches, methods and techniques. The structure of the family Erysiphaceae based on phylogenetic results is summarized, and the current, strongly increased number of powdery ...
Braun Uwe
exaly   +2 more sources

Estimation of molecular clocks for ITS and 28S rDNA in Erysiphales

open access: yesMycoscience, 2004
Based on a comparative phylogenetic analysis of Goloviomyces and their host tribes of the Asteraceae, we speculate that Golovinomyces first acquired parasitism to the Asteraceae after migration of the family into the Northern Hemisphere and before the divergence of the tribe Carduaeae.
Susumu Takamatsu
exaly   +2 more sources

Phytopathogenic micromycetes in central Poland. I. Peronosporales and Erysiphales

open access: yesActa Mycologica, 2014
The present paper begins a new series of studies investigating the occurrence of phytopathogenic micromycetes in Central Poland. Fungi of the orders Peronosporales and Erysiphalas are discussed in part one.
Małgorzata Ruszkiewicz-Michalska   +1 more
doaj   +3 more sources

Species of Erysiphales, Uredinales and Ustilaginales rare or new in Poland

open access: yesActa Mycologica, 2014
New localities are reported of rare species of Erysiphaceae, Uredinales and Ustilaginales Eleven species, marked are new in the flora of Poland, plant marked are new hosts of fungi in Poland.
Tomasz Majewski
doaj   +3 more sources

Ultrastructure of cleistothecia and the stages of life cycle of Microsphaera palczewskii by scanning electron microscope

open access: yesActa Mycologica, 2014
Several year long investigations of the developmental cycle of Microsphaera palczewskii occurring on the leaves of Caragana arborescens in Central Poland are reported. The material was studied with light and scanning electron microscopes.
Joanna Z. Kadłubowska   +1 more
doaj   +2 more sources

From trade-off to synergy: microbial insights into enhancing plant growth and immunity. [PDF]

open access: yesPlant Biotechnol J
Summary The reduction in crop yield caused by pathogens and pests presents a significant challenge to global food security. Genetic engineering, which aims to bolster plant defence mechanisms, emerges as a cost‐effective solution for disease control. However, this approach often incurs a growth penalty, known as the growth‐defence trade‐off.
Ku YS   +4 more
europepmc   +2 more sources

Powdery mildew (Erysiphales) on ornamental plants in the Czech Republic

open access: yesHorticultural Science
Ornamental perennials are highly popular and irreplaceable plants commonly used for enhancing public spaces and private gardens. One of the most frequently occurring pathogens is powdery mildew, a parasitic fungus that covers leaves, stems, and flowers ...
Markéta Michutová   +5 more
doaj   +2 more sources

Powdery mildew in Southeast Asia: host range, impact, and sources of resistance

open access: yesTechnology in Agronomy, 2023
Powdery mildews are important obligate biotrophic ectoparasites that cause severe damage to various plant species in Southeast Asia. So far, 14 genera and 96 species of powdery mildew have been reported in Southeast Asia, with Thailand having the most ...
Herbert Dustin R. Aumentado   +2 more
doaj   +1 more source

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