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  1. By: Mancinelli, S P - Longeri, S L - Abarzua, R M
    Type: Article
    In: Gayana.
    Volume: 46
    Issue: 1-2
    Date: 1989
    Page Range: 83--88
    Publication info: [Concepción] Chile :Instituto Central de Biología, Universidad de Concepción,1961-