Showing 3,621 - 3,640 results of 4,993 for search '"miner"', query time: 0.18s Refine Results
  1. 3621
  2. 3622
    Trabajo de grado de pregrado
    Repositorio Repositorio Institucional UDCA

    ... generan un detrimento en la calidad del aire. El asbesto es un mineral no metálico catalogado como un...
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  3. 3623
    Article of journal
    Published in 2020
    Repositorio Expeditio: repositorio UTadeo
    ... is low, on average 18.2%, and that excessive use of mineral fertilizers and a switch to mechanical...
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  4. 3624
  5. 3625
  6. 3626
  7. 3627
    Article of journal
    Repositorio Universidad Nacional de Colombia

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  8. 3628
  9. 3629
  10. 3630
  11. 3631
  12. 3632
  13. 3633
  14. 3634
  15. 3635
  16. 3636
    http://purl.org/coar/resource_type/c_816b
    Repositorio REDICUC - Repositorio CUC

    ... with the natural crustal or mineral particles and the metallic airborne particulate matter emitted by anthropogenic...
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  17. 3637
    Article of journal
    Repositorio Repositorio Institucional UDCA

    ... and mineral nitrogen on soil physical attributes, soil temperature, soil water content and grain yield during...
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  18. 3638
  19. 3639
  20. 3640