Titre : Zea mays

Zea mays : Questions médicales fréquentes

Termes MeSH sélectionnés :

Visual Acuity
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infestation d'insectes ?\nComment reconnaître le flétrissement ?\nQuels signes de stress hydrique ?\nQuels symptômes d'une maladie virale ?\nComment détecter une intoxication par pesticides ?", "url": "https://questionsmedicales.fr/mesh/D003313?mesh_terms=Visual+Acuity&page=1000#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Zea mays", "description": "Comment prévenir les maladies du maïs ?\nQuelles pratiques pour éviter les infestations d'insectes ?\nComment éviter le stress hydrique ?\nQuelles mesures pour la qualité du sol ?\nComment prévenir les carences nutritionnelles ?", "url": "https://questionsmedicales.fr/mesh/D003313?mesh_terms=Visual+Acuity&page=1000#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Zea mays", "description": "Quels traitements pour les maladies fongiques ?\nComment traiter les infestations d'insectes ?\nQuelles solutions pour le stress hydrique ?\nComment gérer les carences nutritionnelles ?\nQuels traitements pour les maladies virales ?", "url": "https://questionsmedicales.fr/mesh/D003313?mesh_terms=Visual+Acuity&page=1000#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Zea mays", "description": "Quelles complications des maladies fongiques ?\nQuels risques d'infestation d'insectes ?\nQuelles conséquences du stress hydrique ?\nQuels effets des maladies virales ?\nQuelles complications des carences nutritionnelles ?", "url": "https://questionsmedicales.fr/mesh/D003313?mesh_terms=Visual+Acuity&page=1000#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Zea mays", "description": "Quels facteurs augmentent le risque de maladies ?\nComment le climat influence-t-il le maïs ?\nQuels sols favorisent les maladies ?\nComment la monoculture affecte-t-elle le maïs ?\nQuels sont les risques liés aux pesticides ?", "url": "https://questionsmedicales.fr/mesh/D003313?mesh_terms=Visual+Acuity&page=1000#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment identifier une variété de maïs ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "L'identification se fait par l'examen des caractéristiques morphologiques des épis et des grains." } }, { "@type": "Question", "name": "Quels tests pour détecter des maladies du maïs ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des tests de laboratoire comme l'analyse de l'ADN et l'observation des symptômes sur les feuilles." } }, { "@type": "Question", "name": "Quels signes indiquent une carence en nutriments ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Des feuilles jaunies, un retard de croissance et des épis mal formés peuvent indiquer une carence." } }, { "@type": "Question", "name": "Comment évaluer la qualité du maïs ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "La qualité se mesure par l'humidité, la taille des grains et l'absence de contaminants." } }, { "@type": "Question", "name": "Quels symptômes de maladies fongiques ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Des taches foliaires, des pourritures des racines et des épis déformés sont des symptômes courants." } }, { "@type": "Question", "name": "Quels symptômes d'une infestation d'insectes ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Des trous dans les feuilles, des épis mangés et une croissance ralentie sont des signes d'infestation." } }, { "@type": "Question", "name": "Comment reconnaître le flétrissement ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Le flétrissement se manifeste par des feuilles tombantes et une décoloration, souvent due à un stress hydrique." } }, { "@type": "Question", "name": "Quels signes de stress hydrique ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Des feuilles enroulées, une croissance réduite et des épis petits peuvent indiquer un stress hydrique." } }, { "@type": "Question", "name": "Quels symptômes d'une maladie virale ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Des motifs de mosaïque sur les feuilles et une croissance anormale des épis sont des indicateurs." } }, { "@type": "Question", "name": "Comment détecter une intoxication par pesticides ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Des symptômes comme le jaunissement des feuilles et la mort des plants peuvent indiquer une intoxication." } }, { "@type": "Question", "name": "Comment prévenir les maladies du maïs ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Utiliser des semences résistantes et pratiquer la rotation des cultures pour réduire les risques." } }, { "@type": "Question", "name": "Quelles pratiques pour éviter les infestations d'insectes ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Maintenir une bonne hygiène des cultures et utiliser des pièges à insectes pour surveiller les populations." } }, { "@type": "Question", "name": "Comment éviter le stress hydrique ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Planifier l'irrigation en fonction des besoins des cultures et des conditions climatiques." } }, { "@type": "Question", "name": "Quelles mesures pour la qualité du sol ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Effectuer des analyses de sol régulières et appliquer des amendements organiques pour améliorer la qualité." } }, { "@type": "Question", "name": "Comment prévenir les carences nutritionnelles ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Utiliser des engrais équilibrés et surveiller régulièrement l'état nutritionnel des plantes." } }, { "@type": "Question", "name": "Quels traitements pour les maladies fongiques ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "L'application de fongicides et la rotation des cultures sont des méthodes efficaces." } }, { "@type": "Question", "name": "Comment traiter les infestations d'insectes ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Utiliser des insecticides spécifiques et introduire des prédateurs naturels pour contrôler les populations." } }, { "@type": "Question", "name": "Quelles solutions pour le stress hydrique ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Améliorer l'irrigation et utiliser des variétés résistantes à la sécheresse peuvent aider." } }, { "@type": "Question", "name": "Comment gérer les carences nutritionnelles ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Appliquer des engrais appropriés et ajuster le pH du sol pour corriger les carences." } }, { "@type": "Question", "name": "Quels traitements pour les maladies virales ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Il n'existe pas de traitement spécifique, mais la prévention par la sélection de semences est cruciale." } }, { "@type": "Question", "name": "Quelles complications des maladies fongiques ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les maladies fongiques peuvent entraîner une perte de rendement et des contaminations mycotoxiques." } }, { "@type": "Question", "name": "Quels risques d'infestation d'insectes ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Les infestations peuvent causer des dommages structurels aux plantes et réduire la qualité des grains." } }, { "@type": "Question", "name": "Quelles conséquences du stress hydrique ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Le stress hydrique peut entraîner une réduction significative des rendements et des pertes économiques." } }, { "@type": "Question", "name": "Quels effets des maladies virales ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Les maladies virales peuvent provoquer des déformations des épis et une baisse de la productivité." } }, { "@type": "Question", "name": "Quelles complications des carences nutritionnelles ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Les carences peuvent entraîner des déformations des plantes et une susceptibilité accrue aux maladies." } }, { "@type": "Question", "name": "Quels facteurs augmentent le risque de maladies ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "L'humidité excessive, la densité de plantation et l'utilisation de semences non résistantes augmentent les risques." } }, { "@type": "Question", "name": "Comment le climat influence-t-il le maïs ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Des conditions climatiques extrêmes, comme la sécheresse ou l'humidité, peuvent affecter la croissance." } }, { "@type": "Question", "name": "Quels sols favorisent les maladies ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Les sols mal drainés et riches en matière organique peuvent favoriser le développement de maladies." } }, { "@type": "Question", "name": "Comment la monoculture affecte-t-elle le maïs ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "La monoculture peut accroître la vulnérabilité aux maladies et réduire la biodiversité du sol." } }, { "@type": "Question", "name": "Quels sont les risques liés aux pesticides ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Une utilisation excessive de pesticides peut entraîner des résistances et des impacts environnementaux négatifs." } } ] } ] }

Sources (10000 au total)

Meta-analysis of experimental factors influencing single-pulse TMS effects on the early visual cortex.

Single-pulse transcranial magnetic stimulation (spTMS) applied to the Early Visual Cortex (EVC) has demonstrated the ability to suppress the perception on visual targets, akin to the effect of visual ... We aim to test if the heterogeneity of the spTMS effects can be attributable to variations in experimental factors.... We conducted a meta-analysis using data collected from the PubMed and Web of Science databases spanning from 1995 to March 2024. The meta-analysis encompassed a total of 40 independent experiments dra... The findings unveiled an overall significant spTMS suppression effect on visual perception. Nevertheless, there existed substantial heterogeneity among the experiments. Univariate analysis elucidated ... The present study provided quantitative recommendations for future experiments involving the spTMS effects on visual targets, offering guidance on how to configure experimental factors to achieve the ...

Hotspots and trends in health-oriented physical literacy research: a visual analysis based on the WOS database.

The World Health Organization has proposed that physical activity is a meaningful way to improve the quality of human life and reduce the probability of chronic non-communicable diseases and that huma... Using VOSviewer software v.1.6.18, this study searched the core collection of the Web of Science database from 2015 to April 15, 2023, using "physical literacy" as a keyword to explore the current int... A total of 3,446 articles were included, and a correlation map was derived based on the co-occurrence frequency of keywords, which showed that physical literacy was highly correlated with six concepts... Based on the analysis of literature visualization techniques, there is a high correlation between physical literacy and health, and international physical literacy research is in a trend of multi-poin...

Modulation of EEG Signals by Visual and Auditory Distractors in Virtual Reality-based Continuous Performance Tests.

Compared to traditional continuous performance tasks, virtual reality-based continuous performance tests (VR-CPT) offer higher ecological validity.While previous studies have primarily focused on beha... We studied visual distractors and auditory distractors separately, recruiting 68 subjects (M=20.82, SD=1.72) and asking each to complete four tasks. These tasks were categorized into four groups accor... Significant differences were found in theta waves between Group 3 (M = 2.49, SD = 2.02) and Group 4 (M = 2.68, SD = 2.39) (p < 0.05); in alpha waves between Group 3 (M = 2.08, SD = 3.73) and Group 4 (... The incorporation of distractors in VR-CPT modulates EEG signals across different frequency bands, with visual distractors attenuating theta band activity, auditory distractors enhancing alpha band ac...

Global Trends and Hotspots in Research on the Health Risks of Organophosphate Flame Retardants: A Bibliometric and Visual Analysis.

Organophosphate flame retardants (OPFRs) are compounds with a wide range of industrial and commercial applications and are mainly used as flame retardants and plasticizers. The global consumption of O... This study statistically analyzed 1162 relevant publications included in the Web of Science Core Collection from 2003-2023. The internal and external features of the literature, such as publication tr... The development of the field can be divided into three stages, and the field entered a period of rapid development in 2016. China (649 papers) is the most prolific country, followed by the United Stat... Future research is expected to be multidisciplinary, and research hotspots may involve a comprehensive assessment of OPFR exposure in the population, exploration of the mechanisms of endocrine-disrupt...

Comparison of Complications and Visual Outcomes of Combined Phacovitrectomy versus Standalone Phacoemulsification: A Multicenter Database Study.

To compare the rates of intraoperative complications, cystoid macular edema (CME), and visual outcomes in eyes that underwent combined phacovitrectomy (Phaco-PPV) to those with standalone phacoemulsif... A multicenter database study across 8 ophthalmology departments in the United Kingdom.... Retrospective, nonrandomized, multicenter comparative study.... We extracted data for patients who underwent Phaco-PPV and standalone phacoemulsification from January 2000 through May 2015. The primary study outcomes were the rates of intraoperative complications ... The study included 2222 eyes in the combined Phaco-PPV group and 112689 in the standalone phacoemulsification group. The combined Phaco-PPV group had a higher incidence of posterior capsule rupture (2... Combined Phaco-PPV had higher rates of intraoperative complications and CME, along with a lower postoperative visual acuity when compared to standalone phacoemulsification surgery....

Prognostic factors and clinical features of rhino-orbital-mucormycosis cases: an update for patient and visual survivals.

To determine the frequency of patients' vision survival and prognostic factors and evaluate clinical features in rhino-orbital mucormycosis.... Forty-three eyes of 43 patients followed up with orbital mucormycosis infections were included in the study. Demographic characteristics of the patients, symptoms at admission, ophthalmologic and non-... Twenty-seven (62.8%) patients were male, and 16 (37.2%) were female. When the underlying disease status of the patients was examined, it was observed that all patients had an underlying disease and di... This study presents one of the most extensive patient series in the literature on rhino-orbital mucormycosis. Knowing the patients' symptoms at the time of admission and the clinical findings during t...

Exploring uses of visual arts-based interventions for mental health of marginalized populations: a scoping review.

The intentions of this scoping review are to determine current uses of visual arts-based interventions for mental health and trauma support of marginalized populations, and to identify current gaps in... Six databases (MEDLINE, Embase, CINAHL, Web of Science, PsycINFO, JSTOR) were searched for relevant studies. Following the PRISMA guidelines, 38 articles met the inclusion criteria.... Most interventions focused on improving the mental health of participants, or to provide opportunities for participants to process their experiences of mental health. Participants reported increased w... Arts-based interventions have the potential to inform the development of culturally safe and relevant mental health care for marginalized populations beyond current mainstream mental health practices....

Assessment of visual problems after acquired brain injury: a survey of current practice in Danish hospitals.

To explore current hospital practice in relation to the assessment of vision problems in patients with acquired brain injury.... A survey study.... A total of 143 respondents from hospital settings, with background in occupational therapy and physical therapy, participated in the survey.... The survey questionnaire, developed collaboratively by Danish and Norwegian research groups, encompassed 22 items categorically covering "Background information", "Clinical experience and current prac... Most respondents worked in acute or subacute hospital settings. Few departments had an interdisciplinary vision team, and very few therapists had formal education in visual problems after acquired bra... The study emphasized the need for enhanced interdisciplinary collaboration, formal education, and standardized assessments to address visual problems after acquired brain injury. Overcoming these chal...