Resultados de búsqueda - "América"

  1. The evolution of regional trials and collaboration in Central America, 1955 to 1988 por Dessert, J.M.

    Publicado 1989
    “…The paper describes the development of collaborative research on beans in Central America, Mexico, Colombia and Venezuela, since the 1950s. …”
    Enlace del recurso
    Conference Paper
  2. Bacterial brown blotch, a disease of rice in tropical America por Lozano, J.C., Victoria Kafure, JI, Velasco, Ana Cecilia, Sang Won Ahn

    Publicado 1982
    “…A bacterial disease of rice not described previously has been observed in Central and South America. Symptoms are characterized by spreading brown blotches on the leaves. …”
    Enlace del recurso
    Conference Paper

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