Resultados de búsqueda - "North America"

  1. Occurrence and characterization of cyst nematode species (Globodera spp.) associated with potato crops in Colombia por Vallejo, Daniela, Rojas, Diego A., Martinez, John A., Marchant, Sergio, Holguin, Claudia M., Pérez, Olga Y.

    Publicado 2025
    “…Based on phylogenetic analysis of the internal transcribed spacer region (ITS1-5.8S-ITS2) of the rRNA gene and D2-D3 expansion segments of the 28S rRNA gene, G. pallida from Colombia formed a monophyletic group closely related to Peruvian populations, with the lowest average number of nucleotide substitutions per site (Dxy= 0.002) and net nucleotide substitutions per site (Da= 0.001), when compared to G. pallida populations from South, North America and Europe. A single sample formed a well-supported subclade along with G. rostochiensis and G. tabacum from Japan, USA and Argentina. …”
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    Artículo
  2. Do calves in tropical areas behave differently when artificially milk-fed than when nursed restrictively? por Aspegren-Güldorff, Anette

    Publicado 2004
    “…The dairy breeds used in Europe and North America let the milk down during milking without having the calf by their side. …”
    L3

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