Mostrando 481 - 500 Resultados de 41,193 Para Buscar '"colonialism"', tiempo de consulta: 0.57s Limitar resultados
  1. 481
    “…To describe the behavioral repertory of this species, observations were made of 21 colonies, with 100 hours of observations. In order to observe temporal polyethism, each newly emerged wasp was marked with colored dots on the upper area of the thorax. …”
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  2. 482
    “…We investigated the viral titres in honey bees and varroa mites from 23 colonies (15 apiaries) under three treatment conditions: Organic acids (11 colonies), pyrethroid (9 colonies) and untreated (3 colonies). …”
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  3. 483
  4. 484
    “…Honey bees (Apis mellifera) are increasingly in demand as pollinators for various key agricultural food crops, but globally honey bee populations are in decline, and honey bee colony failure rates have increased. This scenario highlights a need to understand the conditions in which colonies flourish and in which colonies fail. …”
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  5. 485
    “…Here, we hypothesized that the fusion of established colonies might facilitate the formation of multiclonal colonies. …”
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  6. 486
    por Chen, Wei
    Publicado 2014
    “…In order to solve the proposed model, a modified artificial bee colony (ABC) algorithm is designed. Finally, a numerical example is given to illustrate the modelling idea and the effectiveness of the proposed algorithm.…”
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  7. 487
    “…The results also suggested that colony size acts on non-reproductive and reproductive division of labour in different ways. …”
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  8. 488
    “…We then measured turnover of colonies at the small (individual shoot) and large (field) scales by comparing consecutive pairs of sampling occasions. …”
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  9. 489
    “…In conclusion, as Bacillus colony grows, the average speckle size in the scatter pattern decreases and the number of smaller speckle increases due to the swarming growth characteristics of bacteria within the colony.…”
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  10. 490
    por Salehahmadi, Zeinab, Manafi, Amir
    Publicado 2014
    “…Nature has always inspired researchers to develop models of solving the problems. Bee colony algorithm (BCA), based on the self-organized behavior of social insects is one of the most popular member of the family of population oriented, nature inspired meta-heuristic swarm intelligence method which has been proved its superiority over some other nature inspired algorithms. …”
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  11. 491
    “…Macrophage populations in different tissue locations exist in distinct phenotypic states across this M1/M2 spectrum and the development and abundance of individual subsets result from the local and systemic action of myeloid colony-stimulating factors (CSFs) including M-CSF and GM-CSF. …”
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  12. 492
    “…Current bee population declines and colony failures are well documented yet poorly understood and no single factor has been identified as a leading cause. …”
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  13. 493
    “…BACKGROUND: Colonial reef-building corals have evolved a broad spectrum of colony morphologies based on coordinated asexual reproduction of polyps on a secreted calcium carbonate skeleton. …”
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  14. 494
    “…Here we provide first microscopic evidence for a T. trichiura adult worm embedded in the rectum of a post-Colonial Brazilian adult mummy. During Colonial and post-Colonial times, many European chroniclers described a parasitic disease named Maculo whose symptomatology coincides with heavy helminthiasis. …”
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  15. 495
    “…Colonies at which ectoparasitic swallow bugs (Oeciacus vicarius) were experimentally removed by fumigation were over 45 times more likely to have birds undertake a second round of nesting than were colonies exposed to parasites. …”
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  16. 496
    “…Because of the decline of managed colonies, the use of sensor technology is growing in popularity and it is of interest to develop new methods which can more accurately and less invasively assess honey bee colony status. …”
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  17. 497
    “…Much less understood are the factors that underpin the capacity of corals to regenerate lesions, including the role of colony health. This lack of knowledge with respect to the factors that influence tissue regeneration significantly limits our understanding of the impact of diseases at the colony, population, and community level. …”
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  18. 498
    “…A microbial colony can use different molecules to inhibit or accelerate the growth of other colonies. …”
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  19. 499
    “…When grown on a solid surface, bacteria form highly organized colonies, yet little is known about the earliest stages of colony establishment. …”
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  20. 500
    por Rukundo, Olivier, Cao, Hanqiang
    Publicado 2016
    “…This paper presents an advance on image interpolation based on ant colony algorithm (AACA) for high resolution image scaling. …”
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