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View article: Deep population structure linked to host vernalization requirement in the barley net blotch fungal pathogen
Deep population structure linked to host vernalization requirement in the barley net blotch fungal pathogen Open
Invasive fungal pathogens pose a substantial threat to widely cultivated crop species, owing to their capacity to adapt to new hosts and new environmental conditions. Gaining insights into the demographic history of these pathogens and unr…
View article: Two new qPCR assays for detecting and quantifying the<i>Aspergillus flavus</i>and<i>Aspergillus parasiticus</i>clades in maize kernels
Two new qPCR assays for detecting and quantifying the<i>Aspergillus flavus</i>and<i>Aspergillus parasiticus</i>clades in maize kernels Open
The fungi of Aspergillus section Flavi mostly produce carcinogenic mycotoxins — aflatoxins (AFs) — of two types: types B and G (AFBs and AFGs). AF are highly hazardous for human and animal health. Their levels in food and feed are therefor…
View article: Deep population structure linked to host vernalization requirement in the barley net blotch fungal pathogen
Deep population structure linked to host vernalization requirement in the barley net blotch fungal pathogen Open
Invasive fungal pathogens pose a substantial threat to widely cultivated crop species, owing to their capacity to adapt to new hosts and new environmental conditions. Gaining insights into the demographic history of these pathogens and unr…
View article: Evolution of the pattern of Fusarium species infecting French wheat over 15 years: first results
Evolution of the pattern of Fusarium species infecting French wheat over 15 years: first results Open
International audience
View article: Quantitative and qualitative plant-pathogen interactions call upon similar pathogenicity genes with a spectrum of effects
Quantitative and qualitative plant-pathogen interactions call upon similar pathogenicity genes with a spectrum of effects Open
Septoria leaf blotch is a foliar wheat disease controlled by a combination of plant genetic resistances and fungicides use. R- gene-based qualitative resistance durability is limited due to gene-for-gene interactions with fungal avirulence…
View article: Wheat stem rust back in Europe: Diversity, prevalence and impact on host resistance
Wheat stem rust back in Europe: Diversity, prevalence and impact on host resistance Open
Re-emergence of stem rust in Europe: Diversity, prevalence and impact on host resistance
View article: Protection des céréales à paille, de la betterave et du colza contre les viroses transmises par les pucerons à l’aide de solutions variétales et de biocontrôle ?
Protection des céréales à paille, de la betterave et du colza contre les viroses transmises par les pucerons à l’aide de solutions variétales et de biocontrôle ? Open
Three viral diseases transmitted by aphids can cause significant yield losses in beet, cereals and rapeseed production. The protection of these crops against yellows diseases has long targeted aphids using recently banned (neonicotinoid fa…
View article: Complete Genome Sequences of <i>Septoria linicola</i>: A Resource for Studying a Damaging Flax Pathogen
Complete Genome Sequences of <i>Septoria linicola</i>: A Resource for Studying a Damaging Flax Pathogen Open
Fungal genus Septoria causes diseases in a wide range of plants. Here, we report the first genome sequences of two strains of Septoria linicola, the causal agent of the pasmo disease of flax ( Linum usitatissimum). The genome of the first …
View article: First Report of Barley Virus G Infecting Winter Barley (<i>Hordeum vulgare</i>) in France
First Report of Barley Virus G Infecting Winter Barley (<i>Hordeum vulgare</i>) in France Open
As part of a cereals virome project high throughput sequencing (HTS)-based viral indexing was performed on plants with symptoms of barley yellow dwarf disease collected in June (2017-2020) in the main French cereals production areas. Total…
View article: Wheat Stem Rust Back in Europe: Diversity, Prevalence and Impact on Host Resistance
Wheat Stem Rust Back in Europe: Diversity, Prevalence and Impact on Host Resistance Open
The objective of this study was to investigate the re-emergence of a previously important crop pathogen in Europe, Puccinia graminis f.sp. tritici, causing wheat stem rust. The pathogen has been insignificant in Europe for more than 60 yea…
View article: DIY-LOLPrototypage d’un outil de diagnostic moléculaire démocratisable pour une gestion durable des adventices.
DIY-LOLPrototypage d’un outil de diagnostic moléculaire démocratisable pour une gestion durable des adventices. Open
Weed management has become a major challenge in many field cropping systems today, particularly with the spread of herbicide resistant weed populations. The radical changes in the cropping system necessary to break these dead ends are diff…
View article: SEPTODUR - Contribution à la durabilité de la lutte génétique et chimique contre la Septoriose du blé dur par la caractérisation des populations du complexe d’espèces responsable de cette maladie.
SEPTODUR - Contribution à la durabilité de la lutte génétique et chimique contre la Septoriose du blé dur par la caractérisation des populations du complexe d’espèces responsable de cette maladie. Open
Leaf blotch, caused by Zymoseptoria tritici and Parastagonospora nodorum is a major disease complex of wheat worldwide. In France, these diseases have been reported to cause yield losses up to 50% in bread wheat fields. Yield losses are ma…
View article: First report of the sexual stage of the flax pathogen<i>Mycosphaerella linicola</i>in France and its impact on pasmo epidemiology
First report of the sexual stage of the flax pathogen<i>Mycosphaerella linicola</i>in France and its impact on pasmo epidemiology Open
We performed a three-year field survey in France to characterize the dynamics of sexual reproduction in Mycosphaerella linicola , the causal agent of pasmo, during the interepidemic period. Cohorts of fruiting bodies were sampled from lins…
View article: Low Amplitude Boom-and-Bust Cycles Define the Septoria Nodorum Blotch Interaction
Low Amplitude Boom-and-Bust Cycles Define the Septoria Nodorum Blotch Interaction Open
The low level of genetic diversity within the non-core groups, difference in virulence, low abundance, and restriction to limited locations suggest that these populations more vulnerable to a population crash when the cultivar was replaced…
View article: Metabarcoding targeting the EF1 alpha region to assess Fusarium diversity on cereals
Metabarcoding targeting the EF1 alpha region to assess Fusarium diversity on cereals Open
Fusarium head blight (FHB) is a major cereal disease caused by a complex of Fusarium species. These species vary in importance depending on climatic conditions, agronomic factors or host genotype. In addition, Fusarium species can release …
View article: Un outil moléculaire basé sur le séquençage haut débit pour caractériser les Fusarium sur céréales
Un outil moléculaire basé sur le séquençage haut débit pour caractériser les Fusarium sur céréales Open
Fusarium head blight is a major cereal disease caused by a complex of Fusarium species reducing grain yield and quality. In addition, some Fusarium species produce mycotoxins, toxic secondary metabolites, which accumulates in the grains an…
View article: Classical and next generation sequencing approaches unravel Bymovirus diversity in barley crops in France
Classical and next generation sequencing approaches unravel Bymovirus diversity in barley crops in France Open
Despite the generalized use of cultivars carrying the rym4 resistance gene, the impact of viral mosaic diseases on winter barleys increased in recent years in France. This change could reflect i) an increased prevalence of the rym4 resista…
View article: Bymovirus Diversity In Barley Crops In France From 2013 To 2016
Bymovirus Diversity In Barley Crops In France From 2013 To 2016 Open
A study was undertaken to determine the distribution and diversity of viruses causing yellow mosaic disease in barley in France. 241 samples from symptomatic susceptible, rym4 and rym5 varieties were gathered. The viruses present in all sa…
View article: Bymovirus Diversity In Barley Crops In France From 2013 To 2016
Bymovirus Diversity In Barley Crops In France From 2013 To 2016 Open
A study was undertaken to determine the distribution and diversity of viruses causing yellow mosaic disease in barley in France. 241 samples from symptomatic susceptible, rym4 and rym5 varieties were gathered. The viruses present in all sa…
View article: Barley soil borne mosaic viruses: Identification of predominant viruses affecting yield and malting quality, in order to orientate breeding towards a sustainable resistance
Barley soil borne mosaic viruses: Identification of predominant viruses affecting yield and malting quality, in order to orientate breeding towards a sustainable resistance Open
Genetic resistance is the only way to control mosaic damage in winter barley. At least 18 resistance genes are known, but until recently, rym4 was the most used by breeders to control Barley yellow mosaic virus-1 (BaYMV-1), predominant in …
View article: Leaf blotch on durum wheat in France:characterization of the species complex responsible of the disease with a focus on Parastagonospora nodorum
Leaf blotch on durum wheat in France:characterization of the species complex responsible of the disease with a focus on Parastagonospora nodorum Open
National audience
View article: Wheat effector assisted breeding for resistance to fungal pathogens (WEAB)
Wheat effector assisted breeding for resistance to fungal pathogens (WEAB) Open
BGPI : équipe 4
View article: Population genetic structure and host specialization in the fungal plant pathogen Zymoseptoria tritici
Population genetic structure and host specialization in the fungal plant pathogen Zymoseptoria tritici Open
National audience
View article: Lutte contre les fusarioses des épis de blés : quantification des espèces du complexe fusarien, facteurs de risque et méthodes de lutte .
Lutte contre les fusarioses des épis de blés : quantification des espèces du complexe fusarien, facteurs de risque et méthodes de lutte . Open
Fusarium head blight is a cereal disease caused by a complex of several fungi species (Fusarium and Microdochium), with different epidemiological characteristics, producing or not toxins. The fact that these species do not have the same in…
View article: Renforcer les résistances du triticale à l’oïdium et à la fusariose par l’intégration de leviers génétiques et agronomiques
Renforcer les résistances du triticale à l’oïdium et à la fusariose par l’intégration de leviers génétiques et agronomiques Open
To face powdery mildew and Fusarium Head Blight (FHB) on triticale, agronomic and genetic approaches were studied. Concerning powdery mildew, cultivars mixtures have been tested for three years. Virulence of natural triticale powdery milde…
View article: MiCODetect – vers le cahier des charges d’un Capteur Optique de Détection présymptomatique de Septoria tritici pour la lutte intégrée contre la septoriose du blé.
MiCODetect – vers le cahier des charges d’un Capteur Optique de Détection présymptomatique de Septoria tritici pour la lutte intégrée contre la septoriose du blé. Open
Septoria tritici blotch (STB) caused by the fungus Zymoseptoria tritici is the most important disease in wheat, and the first contributor to fungicide use in France and Europe. Adjusting sprayings to the specific requirements of the crop c…