Mostrando 1,501 - 1,520 Resultados de 37,890 Para Buscar '"forestal"', tiempo de consulta: 0.76s Limitar resultados
  1. 1501
    “…Here, we apply species-habitat networks based on species co-occurrences to test the effects of insular fragmentation on multiple taxa—medium-large mammals, small nonvolant mammals, lizards, understory birds, frogs, dung beetles, orchid bees, and trees—across 22 forest islands and three continuous forest sites within a river-damming quasi-experimental landscape in Central Amazonia. …”
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  2. 1502
    “…These results show that enantiomeric distribution is key to understanding the underlying processes driving monoterpene emissions from forest ecosystems and predicting atmospheric feedbacks in response to climate change.…”
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  3. 1503
    “…Over the last half century in the United States, the per-hectare volume of wood in trees has increased, but it is not clear whether this increase has been driven by forest management, forest recovery from past land uses, such as agriculture, or other environmental factors such as elevated carbon dioxide, nitrogen deposition, or climate change. …”
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  4. 1504
    “…Results highlight that the Local-Forest method has the best performance in accurately identifying superspreaders compared with the classical methods.…”
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  5. 1505
    por Wu, Hao-Ran, Peng, Chen, Chen, Ming
    Publicado 2022
    “…However, complex forestation networks introduce uncertainties. Validation methods are needed to assess whether network-based metrics can identify different processes. …”
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  6. 1506
    “…Forest disturbances such as drought, fire, and logging affect the forest carbon dynamics and the terrestrial carbon sink. …”
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  7. 1507
    por Dong, Jin, Dong, Dengxiao
    Publicado 2022
    “…Based on this background and random forest algorithm, this paper analyzes the evaluation of motion effect. …”
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  8. 1508
    “…METHODS: Data from two metabolomic studies on 20 patients with complex congenital heart disease and Fontan circulation and 20 controls were reanalysed using random forest (RF) methodology. Results were compared to those of classical statistics. …”
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  9. 1509
    “…A total of 127 yeast strains were isolated from 22 forest soil samples collected from mountainous areas. …”
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  10. 1510
    “…We show that this event had prolonged consequences for kelp forest ecosystems. Changes to community structure, including species invasions, have persisted six years post-Blob, suggesting that a climate-driven shift in California kelp forests is underway.…”
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  11. 1511
    “…On the basis of hydrochemical data processing, a random forests model is designed and trained with the hydrochemical data. …”
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  12. 1512
    “…Rubbish in a forest environment is a great threat to this ecosystem, but this threat may also apply to the lost benefits for visitors to the forest. …”
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  13. 1513
  14. 1514
    “…Using a features selection algorithm, and optimizing the random forest hyperparameters, allowed us to train and validate a random forest classifier, named COnservation Driven Expert System (CoDES). …”
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  15. 1515
    “…As such, the spatial contagion during the early phase of the pandemic in tropical forests was shaped by river transportation and social behaviors. …”
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  16. 1516
    “…We characterized whether phenolic acid-degrading bacteria enhance SOC mineralization in forest soils when primed with (13)C-labeled p-hydroxybenzoic acid (pHB). …”
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  17. 1517
    “…Soil respiration in forests contributes to significant carbon dioxide emissions from terrestrial ecosystems but it varies both spatially and seasonally. …”
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  18. 1518
    por Sevinç, Volkan
    Publicado 2022
    “…Forest crimes are among the serious threats destroying forests. …”
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  19. 1519
  20. 1520
    “…METHODS: Crystals were grown in 30 different solvents to establish a dataset comprising solvent molecular descriptors, process conditions and crystal shape. Random forest classification models were trained on this data and assessed for prediction accuracy. …”
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