89,206 Result(s)
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Life Sciences
Plant Pathology
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Article
Characterization and genome analysis of Cucumber mosaic virus on commercial tobacco plants in Ecuador
Tobacco (Nicotiana tabacum L.), an endemic species of South America that is grown worldwide, is a member of the Solanaceae family. Although it is not a common crop in Ecuador, tobacco is important to the nation's...
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Fluopicolide is a selective inhibitor of V-ATPase in oomycetes
Fungicide resistance to crop protection products is a critical sustainability issue in modern agriculture that requires constant monitoring of the field situation considering different environmental conditions...
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Open AccessSensitivity of 40 Pythium species to the new fungicide Picarbutrazox
Picarbutrazox is the active ingredient of Vayantis®, a novel seed treatment fungicide developed by Syngenta and discovered by Nippon Soda. Vayantis® received registration from the US EPA in 2021. Picarbutrazox...
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Presence and prevalence of Ramularia collo-cygni SDHI resistance in Irish barley seed
Ramularia leaf spot of barley, caused by Ramularia collo-cygni has become a serious disease threat to barley production. By inducing necrotic lesions, the disease expiates the onset of leaf senescence, which can ...
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Morphological characterization and molecular diversity assessment of rust resistant genetic stocks of wheat
Wheat (Triticum spp.) is a global staple food crop, contributing significantly to the world's food security. Understanding and harnessing the genetic diversity within wheat cultivars is paramount for develo** r...
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Draft genome sequence of Cicuta witches' broom phytoplasma, subgroup 16SrIII-J: a subgroup with phytopathological relevance in South America
Phytoplasmas are uncultivable wall-less bacteria causing plant diseases worldwide. Phytoplasmas from X-disease are one of the most diverse and economically important in South America. The Cicuta witches' broom...
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Open AccessClimate modelling of the potential distribution in South Africa of two Zygogramma species (Coleoptera: Chrysomelidae) released for the biological control of invasive weed Tithonia rotundifolia (Asteraceae: Heliantheae)
Two Mexican leaf-feeding beetles, Zygogramma piceicollis (Stål) and Zygogramma signatipennis (Stål) (Coleoptera: Chrysomelidae), were released in South Africa for the biological control of the invasive species Ti...
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Open AccessAssessing the predictability of fungicide resistance evolution through in vitro selection
Plant pathogens are highly adaptable, and have evolved to overcome control measures including multiple classes of fungicides. More effective management requires a thorough understanding of the evolutionary dri...
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The use of long-read PCR amplicon sequencing to study the evolution of resistance to zoxamide, oxathiapiprolin and complex III inhibitors in French Plasmopara viticola field populations
Molecular methods are one of the most effective tools to monitor fungicide resistance. Long-read sequencing is an emerging technology in the field of plant pathology. We developed a PCR-based Oxford Nanopore T...
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Naturally occurring propiconazole-tolerant fungal isolates in the phyllosphere of Agrostis stolonifera
The grass species, Agrostis stolonifera, is commonly used on golf course and lawn bowling greens and can experience frequent fungicide applications, which has given rise to problems with fungicide resistance in m...
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Open AccessEndophytic Beauveria bassiana in sugarcane and associated Eldana saccharina host plants in South Africa
Eldana saccharina Walker is a problematic sugarcane stalk borer pest in South Africa. Twenty-eight sugarcane genotypes (Saccharum spp. hybrids) and seven different species of host plants of E. saccharina were sur...
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Open AccessVertebrates and flying insects provide biocontrol services to Australian urban food gardens
Biocontrol by wild insects and other organisms is an important service provided to agriculture, but few studies have linked the role of this service to urban garden crop production. In 15 urban food gardens in...
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Open AccessVariety mixtures of winter wheat: a general status and national case study
Food and feed production worldwide heavily relies on wheat (Triticum aestivum). However, current agricultural practices face numerous challenges including a shortage of land for cultivation, a desire to reduce th...
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Decoding peanut smut: A bibliometric analysis of two decades of research progress
Since its first detection in commercial peanut fields in 1995, both the prevalence and impact on yield of peanut smut disease, caused by the fungus Thecaphora frezzii, have increased significantly. Concurrently, ...
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Will we still need, have and use fungicides in twenty years?
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Article
The resistance of carnation (Dianthus caryophyllus L.) to Fusarium oxysporum f.sp. dianthi is a multigene-multivariate phenomenon
Floriculture is one of the most significant crop industries worldwide. The carnation is the second-most exported or imported flower in the world. The disease most affecting the carnation crop is fusariosis, pr...
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Evaluation of a forecasting system to facilitate decision-making for the chemical control of Asian soybean rust
Asian soybean rust (ASR; Phakopsora pachyrhizi) is one of the most important diseases of soybean that can reduce soybean yield. Thus, to minimize the number of fungicide sprays in the crop, disease forecasting sy...
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Open AccessNew fungicides for managing Phytophthora diseases of tree crops with foliar and soil applications
Four new modes of action, oxathiapiprolin, fluopicolide, mandipropamid, and ethaboxam, have or are pending registrations on multiple tree crops in the USA including avocado, citrus, almond (and other tree nuts...
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Occurrence and distribution of CYP51 haplotypes of Zymoseptoria tritici in recent years in Europe
Septoria tritici blotch (STB), caused by the pathogen Zymoseptoria tritici, is one of the most devastating diseases of wheat worldwide. Foliar disease management relies mainly on the application of fungicides. Th...
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Predatory behavior and potentiality of Toxorhynchites spp. (Diptera: Culicidae) against Aedes mosquito
Toxorhynchites mosquitoes (Diptera: Culicidae), also known as elephant mosquitoes or mosquito eaters, are the largest mosquitoes globally and do not bite humans but prey on other mosquito larvae. We used a dippin...
