Resultados de búsqueda - "R$"

  1. Bio-ecology and systematics of the scale insect Stictococcus vayssierei Richard, 1971 (Hemiptera: Stictococcidae), a major pest of root and tuber crops in the Nigero-Congolian fore... por Doumtsop, F.A.R.

    Publicado 2021
    “…Denaturing gradient gel electrophoresis and diagnostic PCR performed on the 16S rRNA bacterial gene using total DNA indicated that ARTS’populations were infected with a primary endosymbiont close to Uzinura diaspidicola of armored scale insects, three secondary endosymbionts including Rickettsia, Serratia and Wolbachia, and an uncultured gamma-proteobacterium. …”
    Enlace del recurso
    Tesis
  2. Comparative Study of Trends in Urbanization and Changes in Farm Size por Hazell, Peter B. R.

    Publicado 2013
    “…This paper explores the implications of recent trends in urbanization and farm size for prioritizing future small farm assistance policies in Asia and Africa, including agricultural R&D.…”
    Enlace del recurso
    Artículo preliminar

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