Academic literature on the topic 'Plantes parasites'

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Journal articles on the topic "Plantes parasites"

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Ley, Paul De, Mark Dorris, and Mark Blaxter. "Patterns and processes in the evolution of animal parasitic nematodes." Nematology 2, no. 1 (2000): 43–55. http://dx.doi.org/10.1163/156854100508881.

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AbstractThe parasitic Nematoda have traditionally been classified distinct from free-living species, and animal parasites treated separately from plant parasites. In classical concepts of phylogenetic relationships within the phylum, parasitic groups are usually afforded ordinal status and their origins are often obscure. We have been using molecular phylogenetics to examine the interrelationships of animal parasites with free-living and plant-parasitic groups, and find that a new view of the origins and radiation of animal parasites is warranted. Using sequence from the nuclear small subunit
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Gheysen, Godelieve, Jan De Meutter, Tom Tytgat, and August Coomans. "Sedentary endoparasitic nematodes as a model for other plant parasitic nematodes." Nematology 2, no. 1 (2000): 113–21. http://dx.doi.org/10.1163/156854100508827.

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AbstractPlant parasitic nematodes are known to cause a severe reduction in crop yield. Recently much effort is being put to engineering new nematode-resistant crop cultivars. Plant parasitic nematodes occur in three widely separated orders: Triplonchida, Dorylaimida and Tylenchida. All triplonchid and dorylaimid plant parasitic nematodes are migratory ectoparasites of roots. Within the Tylenchida, several different types of plant parasitism can be recognised. The sedentary endoparasites have the most complex interaction with their host, and are responsible for the vast majority of the agricult
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Heisserer, Camille, Marc-André Selosse, and Jean-Michel Drezen. "Des virus bénéfiques pour les plantes et les animaux." médecine/sciences 38, no. 12 (2022): 1016–27. http://dx.doi.org/10.1051/medsci/2022171.

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Les virus peuvent apporter de nouvelles fonctions aux organismes qui les portent. Chez les plantes, des virus, présents à des niveaux d’infection faibles, confèrent des propriétés de résistance aux stress et aux parasites. Chez les animaux, de plus nombreux exemples d’appropriation de gènes viraux, qui participent en particulier à la protection contre de nouvelles infections, à la communication entre les neurones, ou à la morphogenèse du placenta, ont été décrits. Chez les guêpes parasites, une machinerie virale complexe est conservée sous la forme d’un virus endogène dispersé dans le génome,
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Abad, Pierre, David Bird, John Jones, and James McCarter. "Rapid gene discovery in plant parasitic nematodes via Expressed Sequence Tags." Nematology 2, no. 7 (2000): 719–31. http://dx.doi.org/10.1163/156854100509574.

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AbstractProjects currently underway are generating thousands of publicly available DNA sequences representing numerous genes from plant parasitic nematodes. Use of these data has the potential to revolutionise gene discovery, as well as aiding in genome physical mapping and expression profiling experiments. This article introduces sequences called expressed sequence tags or ESTs, which are single-sequence reads from randomly-selected cDNA clones. We review the process used to create these sequences and outline the strengths and weaknesses of ESTs as research tools. Instructions on how to acces
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Mana, Djibrilla, Souare Konsala, and Ibrahima Adamou. "Diversité et importance socio-économique des Loranthaceae parasites des plantes ligneuses des Monts Mandara dans la Région de l’Extrême-Nord, Cameroun." International Journal of Biological and Chemical Sciences 15, no. 2 (2021): 578–93. http://dx.doi.org/10.4314/ijbcs.v15i2.16.

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Les Loranthaceae constituent des ressources précieuses pour les populations locales africaines. Cependant, peu d’ethnies connaissent l’importance socio-économique des Loranthaceae de par le manque d’études ethnobotaniques sur ces espèces. Afin de contribuer à la valorisation et à la gestion durable des Loranthaceae parasites des plantes ligneuses, une approche associant deux méthodes a été adoptée. L’une, basée sur des relevés de surface et l’autre sur une enquête ethnobotanique relative aux connaissances locales des Loranthaceae dans 9 Arrondissements de la Région de l’Extrême-Nord du Camerou
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Kanika, Idriss Tourgou, Christophe Djekota Ngarmari, and Elvire Hortense Biye. "Caractérisation de l’infestation de Tapinanthus dodonaeifolius (Loranthaceae) chez le karité (Vitellaria paradoxa) au Tchad." Flora et Vegetatio Sudano-Sambesica 23 (December 11, 2020): 27–32. http://dx.doi.org/10.21248/fvss.23.58.

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Au Tchad, à cause de ses retombées financières une attention particulière est prêtée aux arbres à karité (Vitellaria paradoxa C.F.Gaertn.). Cependant, cette culture est menacée par les plantes vasculaires parasites de la famille des Loranthaceae. La présente étude a été effectuée dans 3 sites dans la région du Mandoul pour évaluer l’ampleur des attaques de Loranthaceae (gui africain) sur des arbres en fonction des classes de circonférence du tronc à 1,5 cm du sol. Elle a consisté à dénombrer sur une de surface, les arbres à karité infestés et les touffes de parasites rencontrées sur ces arbres
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Andrivon, Didier. "Plantes, parasites et pathologistes : de la compréhension des interactions à la gestion durable des résistances." Cahiers Agricultures 18, no. 6 (2009): 486–92. http://dx.doi.org/10.1684/agr.2009.0338.

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Le Picard, Daniel, and Mohamed El Mahjoub. "Rôle des cellules de contact du xylème dans la réponse des plantes aux parasites vasculaires." Bulletin de la Société Botanique de France. Actualités Botaniques 134, no. 3-4 (1987): 39–51. http://dx.doi.org/10.1080/01811789.1987.10826874.

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Chevassut, Guy. "Contribution à l'étude systématique et écologique des Micromycètes parasites des plantes spontanées des Alpes françaises (Deuxième note)." Bulletin mensuel de la Société linnéenne de Lyon 58, no. 7 (1989): 219–32. http://dx.doi.org/10.3406/linly.1989.10889.

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Chevassut, Georges, and Philippe Pellicier. "Contribution à l'étude systématique et écologique des Micromycètes parasites des plantes spontanées des Alpes françaises (septième note)." Bulletin mensuel de la Société linnéenne de Lyon 67, no. 5 (1998): 141–58. http://dx.doi.org/10.3406/linly.1998.11221.

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Dissertations / Theses on the topic "Plantes parasites"

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Houngbédji, Tossimidé. "Rhamphicarpa fistulosa : infestation dans les bas-fonds rizicoles de la Région des Savanes (Togo) et étude des interactions hôte-parasite." Thesis, Université Paris-Saclay (ComUE), 2016. http://www.theses.fr/2016SACLS455/document.

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Une des contraintes biotiques majeures de la riziculture de bas-fond au nord du Togo est l’adventice parasite Rhamphicarpa fistulosa (Hochst.) Benth. Afin d’évaluer les options stratégiques pour contrôler efficacement R. fistulosa, notre étude a été conduite avec comme principaux objectifs : 1) l’identification de la répartition de R. fistulosa et l’étude des facteurs qui favorisent son infestation, 2) l’étude de l’impact des niveaux d’infestation sur la flore adventice du riz, et 3) la caractérisation des interactions hôte-parasite et de leurs impacts sur le développement de l’hôte et les per
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Ghaioule, Driss. "Mécanismes d’installation sur l’hôte et structure des populations de deux espèces de Scolytides au Maroc : liaison avec l’espèce hôte et divers paramètres climatiques." Orléans, 2007. http://www.theses.fr/2007ORLE2063.

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Des expérimentations ont été réalisées dans 19 placettes représentant six régions bioclimatiques, deux essences et plusieurs origines de Pin maritime. Selon les régions, Orthotomicus erosus possède 3 ou 4 générations par an. La densité maximale d’attaque se situe dans la zone médiane des arbres, mais à une densité plus basse en zone humide et sub-humide. Il est associé au champignon Ophiostoma ips, avec une fréquence d’association faible et variable selon les années et le bioclimat. Les Tomicus attaquent le tronc en 2 périodes : la 1ére en automne, localisée sur la section basale des troncs, e
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Castel, Magda. "Ecologie et évolution théoriques des parasites de plantes annuelles." Rennes, Agrocampus Ouest, 2013. http://www.theses.fr/2013NSARC112.

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Les écosystèmes agricoles tempérés sont caractérisés par l'absence périodique de plantes hôtes, qui peut avoir un impact sur l’évolution des parasites. Pour être durable, la protection des cultures doit intégrer le potentiel évolutif des parasites. Cela nécessite une vision épidémiologique à long-terme peu accessible à l’expérimentation, et rend le recours aux modèles épidémiologiques pluriannuels particulièrement pertinent. Nous considérons une famille de modèles dits semi-discrets, correspondant à différents cycles de vie, selon le mode de reproduction du parasite et son mode d'infection pri
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Chaibou, Ibrahima Mahamadou. "Aspects biologiques et électrophysiologiques de la communication olfactive chez Caryedon serratus : relations intraspécifiques : la phéromone sexuelle, et interspécifiques : les plantes-hôtes." Tours, 1993. http://www.theses.fr/1993TOUR4003.

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Caryedon serratus est un coléoptère bruchidae africain nocturne dont les larves consomment les graines de différentes légumineuses et ayant secondairement colonisé l'arachide. Une phéromone sexuelle produite par les femelles vierges induit une chémoanémotaxie positive des mâles (études comportementales et électrophysiologiques). Cette production commence lors du passage lumière-obscurité. Les mâles sont réactifs pendant toute la scotofraction. Une importante variabilité intra et inter-femelles est observée dans la production de phéromone sexuelle. Par ailleurs, plus une femelle provient d'un u
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Michalakis, Ioannis. "Evolution des systèmes plantes hôtes - insectes parasites : approche théorique et expérimentale." Montpellier 2, 1992. http://www.theses.fr/1992MON20008.

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Des modeles theoriques montrent l'importance des flux geniques par la fixation de mutants rares a un locus sous-dominant, et pour l'evolution de genes codant pour la selection d'habitat. Ces resultats sont utilises pour expliquer la formation de races geographiques (allopatiques) et l'absence des races d'hotes (sympatiques) chez larinus cynarae, insecte parasite des chardons du genre onopordum et cynara. Les potentialites des larinus pour la lutte biologique contre onopordum en australie sont discutees
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Bock, Françoise de. "Contribution à l'étude des mécanismes impliqués dans le transfert du saccharose, à l'interface hôte-parasite, entre Pelargonium zonale L. Aiton et Cuscuta reflexa Roxb." Grenoble 1, 1990. http://www.theses.fr/1990GRE10134.

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Notre objectif a ete de preciser les mecanismes de transfert du saccharose a l'interface hote-parasite (pelargonium zonale l. Aiton - cuscuta reflexa roxb). A cet effet, nous avons utilise 4 modeles experimentaux simplifies. Notre etude a tout d'abord porte sur les modalites de l'absorption par la jeune plantule libre (c. Lupuliformis krock), puis par le parasite (cuscuta reflexa roxb) en place sur son hote. Dans les 2 cas, nous avons mis en evidence l'activite d'une atp plasmalemmique et l'existence d'un mecanisme de symport h#+-substrat avec le saccharose. Il existe, dans le sucoir de cuscut
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Lepelletier, Frédéric. "Identification de parasites impliqués dans la régulation des efflorescencesnde la microalgue toxique alexandrium minutum." Paris 6, 2013. http://www.theses.fr/2013PA066674.

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Les microalgues peuvent temporairement croitre massivement et/ou produire des effets toxiques ou nocifs. Certains de ces événements, appelés "Harmful Algal Blooms" (HAB), sont relativement rares dans les écosystèmes marins, mais ont vu leur fréquence et leur intensité augmenter durant ces dernières décennies. Ces microalgues efflorescentes sont rarement considérées comme invasives. Cependant, leur capacité à produire des efflorescences ne semble pas dépendre uniquement des facteurs environnementaux mais aussi de l'absence de contrôles efficaces (parasites, prédateurs, Enemy Release Hypothesis
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Notareschi-Leroy, Hélène. "Caractérisation d'éléments transposables de la super famille Tc1-mariner chez les nématodes phytoparasites du genre Meloidogyne." Aix-Marseille 2, 2000. http://www.theses.fr/2000AIX22014.

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Mangin-Peyrard, Madeleine. "Effets de deux nouveaux fongicides à groupement triazole, le bromuconazole et le RPA 400727 sur quelques parasites foliaires des céréales : étude histologique et ultrastructurale." Lyon 1, 1992. http://www.theses.fr/1992LYO10209.

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Ribodeau, Michel. "Structuration génétique et spatiale des populations de Bruchus affinis, Frölich (Coleoptera Bruchidae), insecte inféodé à une légumineuse à distribution morcelée, Lathyrus sylvestris L." Pau, 1995. http://www.theses.fr/1995PAUU3014.

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Bruchus affinis Frolich (coleoptera bruchidae) est un coléoptère seminivore univoltin dont les larves se développent au détriment des graines en croissance de trois espèces de légumineuses à distribution morcelée, Lathyrus sylvestris, L. Latifolius et L. Tuberosus. Dès leur émergence les adultes quittent les stations de la plante hôte et gagnent des sites d'hivernation pour une période de diapause reproductive. La reproduction a lieu après le retour des insectes sur les stations de la plante hôte à partir du mois de juin. Une espèce non hôte (elle ne permet pas le développement larvaire), L. P
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Books on the topic "Plantes parasites"

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G, Raynal, ed. Ennemis et maladies des prairies: Maladies, ravageurs et parasites animaux, plantes parasites, troubles de la nutrition. Institut national de la recherche agronomique, 1989.

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Martija-Ochoa, Magali. Je lutte contre tous les parasites. De Vecchi, 2008.

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Brochard, Daniel. SOS plantes. Sélection du "Reader's digest, 2002.

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Comment lutter contre les parasites et ennemis du jardin. De Vecchi, 1998.

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Beauvais, Michel. Les pires cauchemars du jardinier: [l'invasion a déjà commencé]. "Rustica" éd., 2013.

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Philippe, Lepoivre, ed. Phytopathologie: Bases moléculaires et biologiques des pathosystèmes et fondements des stratégies du lutte. Presses agronomiques de Gembloux, 2003.

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Doyle, Mycol. Killer plants: Venus flytrap, strangler fig, and other predatory plants. Lowell House, 1993.

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Parasitic flowering plants. Brill, 2008.

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1926-, Hedin Paul A., and American Chemical Society. Division of Pesticide Chemistry., eds. Bioregulators for pest control. American Chemical Society, 1985.

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Siddiqi, M. R., ed. Tylenchida: parasites of plants and insects. CABI, 2000. http://dx.doi.org/10.1079/9780851992020.0000.

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Book chapters on the topic "Plantes parasites"

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Parthasarathy, S. "Phanerogamic Parasites." In Fundamentals of Plant Pathology. CRC Press, 2023. http://dx.doi.org/10.1201/9781032711881-17.

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Niks, R. E., P. R. Ellis, and J. E. Parlevliet. "Resistance to parasites." In Plant Breeding. Springer Netherlands, 1993. http://dx.doi.org/10.1007/978-94-011-1524-7_26.

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Lack, Andrew, and David Evans. "Parasites and saprophytes." In Plant Biology, 2nd ed. Taylor & Francis, 2021. http://dx.doi.org/10.1201/9780203002902-72.

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Parthasarathy, S., P. Lakshmidevi, V. K. Satya, and C. Gopalakrishnan. "Phanerogamic Parasites." In Plant Pathology and Disease Management. CRC Press, 2023. http://dx.doi.org/10.1201/9781032711973-18.

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Perry, Roland N., and Maurice Moens. "Introduction to Plant-Parasitic Nematodes; Modes of Parasitism." In Genomics and Molecular Genetics of Plant-Nematode Interactions. Springer Netherlands, 2011. http://dx.doi.org/10.1007/978-94-007-0434-3_1.

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Yıldırım, Kubilay, Musa Kavas, Melekşen Akın, and İlkay Sevgen Küçük. "Genome Editing-Based Strategies Used to Enhance Crop Resistance to Parasitic Weeds." In A Roadmap for Plant Genome Editing. Springer Nature Switzerland, 2023. http://dx.doi.org/10.1007/978-3-031-46150-7_24.

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AbstractIn contrast to most autotrophic plants, which produce carbohydrates from carbon dioxide using photosynthesis, parasitic weed plants rely on host plants to form vascular connections through which they withdraw the required nutritive resources and water. Many important crop plants are infested by these heterotrophic plants leading to tremendous yield losses and rendering agricultural lands uncultivable. The parasitic weeds are physically attached to the host plants and therefore their control is challenging due to the lack of selective methods for killing the weeds without damaging the host crop. Fortunately, many host plants have pre-haustorium resistance, host initiation responses and post-attachment tolerance to these parasitic weeds. However, parasitic weeds have high fecundity, dispersal efficiency, and persistent seed storage in the soil all of which enable them to adapt to new hosts and break down the crop resistance. Recent discoveries in genome editing and gene silencing-based technologies open new opportunities to enhance crop resistance to parasitic weeds. Some genome editing-based studies targeting the seed germination of parasitic weeds created almost complete resistance in crop species. In this chapter, we give an overview of the host-parasitic interaction and host defence responses that can be targeted by genome editing or gene silencing technologies.
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Mazhangara, Irene R., Marcia Sanhokwe, Eliton Chivandi, John F. Mupangwa, José M. Lorenzo, and Voster Muchenje. "Plants for Controlling Parasites in Goats." In Ethnoveterinary Medicine. Springer International Publishing, 2020. http://dx.doi.org/10.1007/978-3-030-32270-0_5.

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Heide-Jørgensen, Henning S. "Introduction: The Parasitic Syndrome in Higher Plants." In Parasitic Orobanchaceae. Springer Berlin Heidelberg, 2013. http://dx.doi.org/10.1007/978-3-642-38146-1_1.

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Vurro, Maurizio, Angela Boari, Benjamin Thiombiano, and Harro Bouwmeester. "Strigolactones and Parasitic Plants." In Strigolactones - Biology and Applications. Springer International Publishing, 2019. http://dx.doi.org/10.1007/978-3-030-12153-2_3.

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Tjiurutue, Muvari Connie, Ezekeil G. Kwembeya, and Erika Maass. "Parasitic Plants of Namibia." In Chemistry for a Clean and Healthy Planet. Springer International Publishing, 2019. http://dx.doi.org/10.1007/978-3-030-20283-5_11.

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Conference papers on the topic "Plantes parasites"

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Shesteperov, A. A., and E. S. Starostina. "PARASITOCENOTIC ASPECTS IN PHYTOPARASITOLOGY." In THEORY AND PRACTICE OF PARASITIC DISEASE CONTROL. VNIIP – FSC VIEV, 2024. http://dx.doi.org/10.31016/978-5-6050437-8-2.2024.25.462-468.

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The term "microparasitocenosis" proposed by A. P. Markevich, who combined parasitizing forms of resident microflora of the organism and parasites that entered from external environment. Viruses, viroids, bacteria, fungi, protozoa, phytohelminths, phytoparasitic mites and insects form the parasitocenosis in a macroorganism (plant) and represent a damaging complex that contributes to pathological changes in the macroorganism. The intention to simplify complex biological processes as much as possible has led to artificial isolation of any single pathogen. This turned out to be necessary and effec
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Valente, AH, BM de Roode, AR Williams, HT Simonsen, and SM Thamsborg. "Parasites and plants – bioactive compounds with anti-parasitic effect from Cichorium intybus." In 67th International Congress and Annual Meeting of the Society for Medicinal Plant and Natural Product Research (GA) in cooperation with the French Society of Pharmacognosy AFERP. © Georg Thieme Verlag KG, 2019. http://dx.doi.org/10.1055/s-0039-3399717.

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Gorshkov, V. Yu, O. E. Petrova, O. I. Parfirova, et al. ""Equilibrium" in the parasite-host system: physiological foundations, molecular players." In IX Congress of society physiologists of plants of Russia "Plant physiology is the basis for creating plants of the future". Kazan University Press, 2019. http://dx.doi.org/10.26907/978-5-00130-204-9-2019-13.

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Zinovieva, S. V., Z. V. Udalova, and F. K. Khasanov. "EXPRESSION OF IMMUNE SYSTEM GENES IN TOMATO PLANTS INFECTED BY MELOIDOGYNE INCOGNITA." In THEORY AND PRACTICE OF PARASITIC DISEASE CONTROL. VNIIP – FSC VIEV, 2024. http://dx.doi.org/10.31016/978-5-6050437-8-2.2024.25.135-139.

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Data were presented from a study on expression of resistance gene Mi-1.2 of protective genes of the PR gene family (PR-2, PR-3) and genes of serine and cysteine proteinase (PIser PIcys) inhibitors in tissues of tomato plants of resistant and susceptible hybrids infected by gall nematodes and an assessment of their role in parasite resistance was given. Differences were detected in the expression of the studied genes at all stages of nematode development in the roots of resistant and susceptible plants. The studies showed that the infection of resistant plants caused an increase in the study ge
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Movsesyan, S. O., M. V. Vardanyan, R. A. Petrosyan, et al. "PARASITE FAUNA BIODIVERSITY IN ANIMALS AND PLANTS IN ANTHROPOGENIC ECOSYSTEM OF THE NORTH ARMENIAN REGIONS, LORI AND TAVUSH, AND THE LAKE SEVAN BASIN." In THEORY AND PRACTICE OF PARASITIC DISEASE CONTROL. VNIIP – FSC VIEV, 2024. http://dx.doi.org/10.31016/978-5-6050437-8-2.2024.25.268-274.

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The parasite fauna in domestic animals, birds, fish, ixodofauna, some biohelminths’ circulation routes, and nematodes isolated from wood samples were studied. The fauna includes 50 species including 29 helminth species, of which 6 trematode species: Dicrocoelium dendriticum (D. lanceatum), Fasciola hepatica, F. gigantica, Paramphistomum cervi, Diplostomum spathaceum and D. paraspathaceum; 4 cestode species: Moniezia expansa, M. benedeni, Ligula intestinalis and Schyzocotyle acheilognathi; 18 nematode species: Ascaris suum, Ascaridia galli, Amidostomum anseris, Heterakis gallinarum, Syngamus tr
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Iordosopol, Elena, Mihail Batco, and Valentina Maevschii. "Fauna utilă a nectariferului introducent Lobullaria maritima L. și eficența lui în reglarea dăunătorilor la prun." In Scientific International Symposium "Plant Protection – Achievements and Perspectives". Institute of Genetics, Physiology and Plant Protection, Republic of Moldova, 2023. http://dx.doi.org/10.53040/ppap2023.08.

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The paper reveals the effectiveness of the invasive nectarifer Lobullaria maritima in attracting, accumulating, maintaining the complex of fauna useful to plum in the conditions of the Republic of Moldova. The reserve of the useful complex in the trap belts was varied for 3 years and consisted of 23 taxon representatives, from 12 families, 6 orders, with the dominance among phytophages of cruciferous fleas, parasites of species of the Pteromalidae family and individual predators of spiders and bugs Orius spp In the trap belts during the diapause period, the following dominated: phytophagous -
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Брадовская, Наталья, Виктор Брадовский та Мария Мардарь. "Перспективы разведения и применения Triaspis thoracicus Cur. В контроли численности гороховой зерновки (Bruchus pisorum L.)". У International Scientific Symposium "Plant Protection – Achievements and Prospects". Institute of Genetics, Physiology and Plant Protection, Republic of Moldova, 2020. http://dx.doi.org/10.53040/9789975347204.28.

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In this article, the problems of the possibility to use the bean weevil as alternative host for laboratory rearing of Triaspis-effective parasite of pea weevil, the most dangerous pest of pea, are elucidated, as well as the data of studying of some bioecologic peculiarities of this parasite.
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Oliveira Filho, Virlânio Alves de, Kamilla Batista Da Silva Souza, and Paula Cristina De Souza Souto. "EXTRATOS E ÓLEOS ESSENCIAIS DE PLANTAS DO CERRADO COM ATIVIDADE LEISHMANICIDA: UMA REVISÃO SISTEMÁTICA." In II Congresso Brasileiro de Parasitologia Humana On-line. Revista Multidisciplinar em Saúde, 2022. http://dx.doi.org/10.51161/conbrapah/46.

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Introdução: A leishmaniose é uma parasitose negligenciada com estimativas de 1 milhão de novos casos todo ano. A doença se caracteriza por uma infecção nas células do sistema fagocítico mononuclear, apresentada clinicamente em suas formas cutânea e visceral, e com tratamentos de primeira linha que geram efeitos colaterais graves. O Brasil possui o cerrado como um bioma rico em diversidade vegetal e a utilização de extratos e óleos essenciais de plantas do cerrado tem sido bastante estudada em espécies de Leishmania in vitro, em busca de uma atividade leishmanicida. Objetivos: Este trabalho tem
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Akbarova, M. Kh, A. Sh Egamberganova, Sh O. Saidova, and Kh S. Eshova. "DISTRIBUTION OF SPECIES OF THE GENUS MELOIDOGYNE GOELDI, 1887 IN THE TASHKENT OASIS OF UZBEKISTAN." In THEORY AND PRACTICE OF PARASITIC DISEASE CONTROL. All-Russian Scientific Research Institute for Fundamental and Applied Parasitology of Animals and Plant – a branch of the Federal State Budget Scientific Institution “Federal Scientific Centre VIEV”, 2023. http://dx.doi.org/10.31016/978-5-6048555-6-0.2023.24.35-39.

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Infection of plants with nematodes is still one of the main limitations of crop
 productivity. The research material is the infected rhizosphere and the roots of
 various plant crops collected on farms and personal subsidiary plots of the Tashkent
 Oasis. Four species of Meloidogyne Goeldi, 1887 were found in the study area in
 the Tashkent Oasis: M. arenaria, M. javanica, M. incognita, and M. hapla. It was
 established that infection of plants with nematodes depended on the characteristics of
 plant resistance, as well as soil and climatic conditions of the study
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Shesteperov, A. A. "THE EVOLUTION PROCESS OF EPIPHYTOSYSTEMS OF ANGUINOSIS (ANGUINA SPP.) OF CEREALS." In THEORY AND PRACTICE OF PARASITIC DISEASE CONTROL. All-Russian Scientific Research Institute for Fundamental and Applied Parasitology of Animals and Plant – a branch of the Federal State Budget Scientific Institution “Federal Scientific Centre VIEV”, 2023. http://dx.doi.org/10.31016/978-5-6048555-6-0.2023.24.538-543.

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The evolution of flowering plants including the Gramineae family is associated with
 birds and mammals that play a large role in distribution of seeds. The appearance
 of galls in the evolution which are formed as a result of the vital activity of Anguina
 in various organs of cereal plants resembles the convergence process with flowering
 plant seeds. Like seeds, galls firstly appear to be the resting structures having a
 strong envelope which helps Anguina to survive unfavorable conditions. Like seeds,
 galls possess the same distribution ways that have been dev
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Reports on the topic "Plantes parasites"

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Aly, Radi, James H. Westwood, and Carole L. Cramer. Novel Approach to Parasitic Weed Control Based on Inducible Expression of Cecropin in Transgenic Plants. United States Department of Agriculture, 2003. http://dx.doi.org/10.32747/2003.7586467.bard.

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Our overall goal was to engineer crop plants with enhanced resistance to Orobanche (broomrape) based on the inducible expression of sarcotoxin-like peptide (SLP). A secondary objective was to localize small proteins such as SLP in the host-parasite union in order to begin characterizing the mechanism of SLP toxicity to Orobanche. We have successfully accomplished both of these objectives and have demonstrated that transgenic tobacco plants expressing SLP under control of the HMG2 promoter show enhanced resistance to O. aegyptiaca and O. ramosa . Furthermore, we have shown that proteins much la
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Aly, Radi, and John I. Yoder. Development of resistant crop plants to parasitic weeds based on trans-specific gene silencing. United States Department of Agriculture, 2013. http://dx.doi.org/10.32747/2013.7598146.bard.

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Broomrapes (Orobanche/Phelipanchespp.) are holo parasitic plants that subsist on the roots of a variety of agricultural crops and cause severe losses to the yield quality and quantity. Effective methods for controlling parasitic weeds are scarce, with only a few known cases of genetic resistance. In the current study, we proposed an improved strategy for the control of parasitic weeds based on trans-specific gene-silencing of three parasite genes at once. We used two strategies to express dsRNA containing selected sequences of three Phelipancheaegyptiacagenes PaACS, PaM6PR and PaPrx1 (pma): tr
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Westwood, James H., Yaakov Tadmor, and Hanan Eizenberg. Identifying the genes involved in host root perception by root parasitic weeds: Genetic and transcriptomic analysis of Orobanche hybrids differing in signal response specificity. United States Department of Agriculture, 2013. http://dx.doi.org/10.32747/2013.7598145.bard.

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Seeds of the root parasitic plants of the genus Orobanchegerminate specifically in response to host-derived germination signals, which enables parasites to detect and attack preferred hosts. The best characterized class of germination stimulants is the strigolactones (SL), although some species respond to sesquiterpene lactones such as dehydrocostuslactone (DCL). Despite great progress in characterizing the SL signaling system in plants, the mechanism(s) by which parasite species detect specific compounds remains poorly understood. The goal of our project was to identify and characterize the g
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Phillips, Donald A., Yitzhak Spiegel, and Howard Ferris. Optimizing nematode management by defining natural chemical bases of behavior. United States Department of Agriculture, 2006. http://dx.doi.org/10.32747/2006.7587234.bard.

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This project was based on the hypothesis that nematodes interacting with plants as either parasites or beneficial saprophytes are attracted to their host by natural products. This concept was supported by numerous observations that parasitic nematodes are attracted to root exudates. Our overall goal was to identify nematode sensory compounds from root exudates and to use that information for reducing nematicide applications. We applied skills of the investigators to achieve three specific objectives: 1) Identify nematode behavioral cues (e.g., attractants or repellents) in root exudates; 2) Id
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Audsley, Neil, Gonzalo Avila, Claudio Ioratti, et al. Japanese beetle, Popillia japonica (Newman). Euphresco, 2023. http://dx.doi.org/10.1079/20240228621.

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The Japanese beetle (Popillia japonica) is an invasive pest native to Japan and the Russian Far East, causing significant damage to various plants in eastern North America and more recently in Northern Italy. Its extensive host range includes over 300 ornamental and agricultural plants. Classical biological control efforts in the USA (1920-1933) led to the establishment of five parasitoids, notably Tiphia vernalis and Istocheta aldrichi, though they are not fully effective. Tiphia vernalis parasitizes larvae in spring, while Tiphia popilliavora, less successful in the USA, targets larvae in au
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Davis, Eric L., Yuji Oka, Amit Gal-On, Todd Wehner, and Aaron Zelcer. Broad-spectrum Resistance to Root-Knot Nematodes in Transgenic Cucurbits. United States Department of Agriculture, 2013. http://dx.doi.org/10.32747/2013.7593389.bard.

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Root-knot nematodes (RKN), Meloidogyne spp., are extremely destructive pathogens of cucurbit crops grown in the United States and Israel. The safety and environmental concerns of toxic nematicides, and limited sources of natural cucurbit resistance to the four major species of Meloidogyne that threaten these crops in Israel and the U.S., have emphasized the use of biotechnology to develop cucurbits with novel RKN resistance. The U.S. scientists have identified over 40 unique RKN parasitism genes that encode nematode secretions involved in successful plant root infection by RKN, and they have d
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Kapulnik, Yoram, Maria J. Harrison, Hinanit Koltai, and Joseph Hershenhorn. Targeting of Strigolacatones Associated Pathways for Conferring Orobanche Resistant Traits in Tomato and Medicago. United States Department of Agriculture, 2011. http://dx.doi.org/10.32747/2011.7593399.bard.

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This proposal is focused on examination of two plant interactions: parasitic with Orobanche, and symbiosis with arbuscular mycorrhiza fungi (AMF), and the involvement of a newly define plant hormones, strigolactones (SLs), in these plant interactions. In addition to strigolactones role in regulation of above-ground plant architecture, they are also known to be secreted from roots, and to be a signal for seed germination of the parasitic plants Orobanche. Moreover, secreted strigolactones were recognized as inducers of AMFhyphae branching. The present work was aimed at Generation of RNAi mutant
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McClure, Michael A., Yitzhak Spiegel, David M. Bird, R. Salomon, and R. H. C. Curtis. Functional Analysis of Root-Knot Nematode Surface Coat Proteins to Develop Rational Targets for Plantibodies. United States Department of Agriculture, 2001. http://dx.doi.org/10.32747/2001.7575284.bard.

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The goal of this research was to provide a better understanding of the interface between root-knot nematodes, Meloidogyne spp., and their host in order to develop rational targets for plantibodies and other novel methods of nematode control directed against the nematode surface coat (SC). Specific objectives were: 1. To produce additional monoclonal SC antibodies for use in Objectives 2, 3, and 4 and as candidates for development of plantibodies. 2. To determine the production and distribution of SC proteins during the infection process. 3. To use biochemical and immunological methods to pertu
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Houck, Marilyn, Uri Gerson, and Robert Luck. Two Predator Model Systems for the Biological Control of Diaspidid Scale Insects. United States Department of Agriculture, 1994. http://dx.doi.org/10.32747/1994.7570554.bard.

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Hemisarcoptes (Acari: Hamisarcoptidae) is a parasite of scale insects (Diaspididae), tenacious pests of vascular plants. Hemisarcoptes also has a stenoxenic phoretic (dispersal) relationship with Chilocorus (Coleoptera: Coccinellidae). Chilocorus feeds on diaspidids, transports mites as they feed, and has been applied to the control of scales, with limited success. U.S.-Israeli cooperation focused on this mite-beetle interaction so that a two-component system could be applied to the control of scale insects effectively. Life history patterns of Hemisarcoptes were investigated in response to ho
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Spiegel, Yitzhak, B. M. Zuckerman, Eli Cohn, and Itzhak Kahane. Control of Plant Parasitic Nematodes by Intervention in the Host-Finding Process. United States Department of Agriculture, 1986. http://dx.doi.org/10.32747/1986.7566724.bard.

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