Mostrando 381 - 400 Resultados de 15,354 Para Buscar '"Pest"', tiempo de consulta: 0.19s Limitar resultados
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    “…EFSA was asked for a partial risk assessment of Spodoptera frugiperda for the territory of the EU focussing on the main pathways for entry, factors affecting establishment, risk reduction options and pest management. As a polyphagous pest, five commodity pathways were examined in detail. …”
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    “…The risk of establishment from discarded infected berries is much lower than from infected plants for planting, of which, potted plants and cuttings pose the greatest risk, while plug plants, derived from tissue culture and grown in pest free structures, pose a low risk. Nine per cent of the EU is highly suitable for establishment of the pathogen, mostly in the SE and NE. …”
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    “…A comparison of trail-following movement parameters of six major urban pest ants, Nylanderia fulva (Forel) (Hymenoptera: Formicidae), Pheidole megacephala, Linepithema humile (Mayr), Solenopsis invicta Buren, Paratrechina longicornis (Forel), and Technomyrmex albipes (Smith) demonstrated several differences in velocity of movement, amplitude of the deviations from a marked trail, percent fidelity to the trail, number of curves per unit of trail, and trail-following accuracy. …”
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  10. 390
    “…The control of livestock and poultry pests presents unique challenges. The hosts are warmblooded vertebrate animals, capable of a wide range of behaviors and movement. …”
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  11. 391
    por Yan, Shuo, Ren, Binyuan, Zeng, Bo, Shen, Jie
    Publicado 2020
    “…Genetically modified crops expressing dsRNA have been developed as commercial products with great potential in insect pest management. Alternatively, some nontransformative approaches, including foliar spray, irrigation and trunk injection, are favorable in actual utilization. …”
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  12. 392
    por Clark, Robert D
    Publicado 2020
    “…Examples wherein it has been applied to pest management problems are provided to illustrate how the technology works and the challenges deep learning faces. …”
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    “…However, only three species of neotropical Diabrotica are considered agricultural pests: D. speciosa, D. balteata, and D. viridula. …”
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    por Poldy, Jacqueline
    Publicado 2020
    “…Although the literature is less comprehensive than human studies, understanding the chemical drivers behind host selection creates opportunities to interrupt pest attack and disease transmission, enabling more efficient pest management. …”
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    “…PURPOSE OF REVIEW: Forest managers have long suggested that forests can be made more resilient to insect pests by reducing the abundance of hosts, yet this has rarely been done. …”
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  19. 399
    “…Pest and plant diseases cause damages and economic losses, threatening food security and ecosystem services. …”
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    “…We have analyzed the lethal dose required to kill 90% of a population for two major pest aphid species (Acyrthosiphon pisum and Rhopalosiphum padi). …”
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