Results 161 to 170 of about 1,784 (181)

Biological properties of isofetamid, a new SDHI fungicide. [PDF]

open access: yesJ Pestic Sci
Kuwahara N   +11 more
europepmc   +1 more source

Collection of conidia of Podosphaera xanthii by honey bee workers

Australasian Plant Pathology, 2020
Honey bees, Apis mellifera, actively collect a range of materials including pollen and fungal spores. However, the interaction between honey bees and fungal spores is largely unexplored. Therefore, this study aimed to assess the corbicular contents of workers foraging on zucchini leaves severely affected by powdery mildew.
Jorgiane B. Parish   +2 more
openaire   +1 more source

Host plants of the powdery mildew fungus Podosphaera xanthii in Taiwan

Tropical Plant Pathology, 2020
Podosphaera xanthii is presently considered as one of the powdery mildew fungi with the broadest host range. Confusion is caused by taxonomical and nomenclatural changes of the host plants and the fungal parasite. Based on the list of powdery mildews from Taiwan from 1998, an updated list of host plants of P. xanthii in this country is presented.
Yu-Wei Yeh   +5 more
openaire   +1 more source

Comparative methylome reveals regulatory roles of DNA methylation in melon resistance to Podosphaera xanthii

Plant Science, 2021
Powdery mildew caused by Podosphaera xanthii (P. xanthii) severely endangers melon (Cucumis melo L.) production, while the mechanistic understanding about its resistance to powdery mildew remains largely limited. In this study, we integrated transcriptomic and methylomic analyses to explore whether DNA methylation was involved in modulating ...
Shuoshuo Wang   +4 more
openaire   +2 more sources

Lignin biosynthesis regulated by CsCSE1 is required for Cucumis sativus defence to Podosphaera xanthii

Plant Physiology and Biochemistry, 2022
Lignin is a complex phenolic compound that can enhance the stiffness, hydrophobicity, and antioxidant capacity of the cell wall; it thus provides a critical barrier against pathogen and insect invaders. Caffeoyl shikimate esterase (CSE) is a key novel enzyme involved in lignin biosynthesis that is associated with genetic improvements in lignocellulosic
Yongbo, Yu   +7 more
openaire   +2 more sources

Sensitivities of Cucurbit Powdery Mildew Fungus (Podosphaera xanthii) to Fungicides

Plant Health Progress, 2020
This study was conducted to evaluate the sensitivity of cucurbit powdery mildew fungus (Podosphaera xanthii) to major fungicides used for managing this pathogen in the Midwestern United States. Fungicides azoxystrobin from the quinone outside inhibitors group, cyflufenamid from the phenylacetamide group, penthiopyrad from the succinate dehydrogenase ...
Mohammad Babadoost   +2 more
openaire   +1 more source

Sensitivity of Podosphaera xanthii populations to anti‐powdery‐mildew fungicides in Spain

Pest Management Science, 2014
AbstractBACKGROUNDCucurbit powdery mildew caused by Podosphaera xanthii limits crop production in Spain, where disease control is largely dependent on fungicides. In previous studies, high levels of resistance to QoI and DMI fungicides were documented in south‐central Spain. The aim of this study was to investigate the sensitivity of P.
Davinia, Bellón-Gómez   +3 more
openaire   +2 more sources

Podosphaera xanthiionEuryops chrysanthemoidesin Australia

Australasian Plant Pathology, 2006
The anamorph of Podosphaera xanthii (Erysiphaceae) on Euryops chrysanthemoides is reported for the first time in Australia. A detailed description of the specimen is given, along with its rDNA internal transcribed spacer sequence.
Liberato, J.R.   +2 more
openaire   +2 more sources

Variation in Podosphaera xanthii on Cucurbits in Southern Italy

Journal of Phytopathology, 2011
AbstractPowdery mildews, caused by Golovinomyces cichoracearum and Podosphaera xanthii, are the most common and severe diseases of cucurbits in the Mediterranean basin. In southern Italy, only P. xanthii is apparently present. However, information on its distribution and population biology is scanty, although it would be crucial for a more rational ...
MIAZZI, Monica Marilena   +2 more
openaire   +2 more sources

The Podosphaera xanthii haustorium, the fungal Trojan horse of cucurbit-powdery mildew interactions

Fungal Genetics and Biology, 2014
The powdery mildew fungi are obligate biotrophic plant pathogens that develop a specialized structure for parasitism termed haustorium, which is responsible for nutrient uptake and factor exchange with the plant. In this work, we present a detailed microscopy analysis of the haustoria of the cucurbit powdery mildew fungus Podosphaera xanthii, a major ...
Jesús, Martínez-Cruz   +3 more
openaire   +2 more sources

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