Search Results - "doctorate"

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  1. Cover Image

    Efficiency and regulation of water transport in some woody and herbaceous species. by Camacho Bustos, S.E.

    Published 2018
    “…Doctor of Philosophy…”
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    Tesis
  2. Cover Image

    A study of the Colombian Agriculture Institute (ICA) extension agents program planning role by García Brand, José Ricaurte

    Published 1972
    “…Doctor…”
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    Tesis
  3. Cover Image

    Performance of beef cattle herds under different pasture and management systems in the Llanos of Colombia. by Rivera Sánchez, B.

    Published 2018
    “…Doctor…”
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    Tesis
  4. Cover Image

    Bioecologia de Anthonomus grandis Boheman, 1843 (Col.: Curculionidae) e seu controle com Beauveria bassiana (Bals.) Vuill. by Sánchez Gutiérrez, G.

    Published 1986
    “…Doctor…”
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    Tesis
  5. Cover Image

    Fluorochrome studies of bone metabolism in nutritional osteopathies in swine. by Ochoa O, Ricardo

    Published 2018
    “…Doctor of Philosophy…”
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    Tesis
  6. Cover Image

    Factors influencing survival among four competing races of Puccinia coronata avenae. by Bustamante Rojas, E.

    Published 1972
    “…Doctor of Philosophy…”
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    Tesis
  7. Cover Image

    Genetic control of protein and sulfur contents in dry bean, Phaseolus vulgaris. by Porter, W.M.

    Published 1972
    “…Doctor of Philosophy…”
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    Tesis
  8. Cover Image

    Factors associated with farmers' perception of agricultural extension in Antioquia, Colombia. by Zapata Llano, Fabio Augusto

    Published 1971
    “…Doctor of Education…”
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    Tesis
  9. Cover Image

    Crossability of the South American wild potato species Solanum acaule Bitt. to the cultivated potato Solanum tuberosum L. by Estrada Ramos, N.

    Published 1965
    “…Doctor of Philosophy…”
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    Tesis
  10. Cover Image

    Analysis of factors associated with agricultural production at minifundio level in the oriente de Antioquia, Colombia. by Isaza Restrepo, Jaime

    Published 1974
    “…Doctor of Philosophy…”
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    Tesis
  11. Cover Image

    Characterization and genesis of selected soils in the eastern plains of Colombia. by Malagón Castro, D.

    Published 2018
    “…Doctor of Philosophy in Agronomy…”
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    Tesis
  12. Cover Image

    Control of lactate accumulation in ruminants using Prevotella bryantii. by Rodríguez Villamizar, Fernando

    Published 2003
    “…Doctor of Philosophy in Microbiology…”
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    Tesis
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    Análise da variabilidade genética de acessos do banco de germoplasma de camu-camu (Myrciaria dúbia (H.B.K.) Mc Vaugh) do INPA, utilizando marcadores microssatélites EST (EST-SSRs) by Rojas González, Salvador0

    Published 2019
    “…Doctor en Biotecnología…”
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    Tesis
  14. Cover Image

    Effect of chelation on trace mineral utilization by poultry and swine. by Owen Bartlett, A.A.A.

    Published 2018
    “…Doctor of Philosophy in Animal Science…”
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    Tesis
  15. Cover Image

    Nutritional studies on lotus corniculatus containing condensed tannins to increase reproductive rate and lamb growth under commercial dryland farming conditions by Ramírez Restrepo, Carlos Alberto

    Published 2004
    “…Doctor of Philosophy in Animal Science…”
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    Tesis
  16. Cover Image

    Adaptation responses of tropical forage grass and legume species to degraded nutrient-poor acid soils of hillsides agroecological zone of Colombia. by Gomez Carabali, Arnulfo

    Published 1997
    “…Doctor of Philosophy in Range Science…”
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    Tesis
  17. Cover Image

    Animal responses to sodium hydroxide treated corn cobs when fed to ruminants. by Quintero Q, Saul E.

    Published 2018
    “…Doctor of Philosophy in Animal Science…”
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    Tesis
  18. Cover Image

    Influencia de los factores genéticos y ambientales en caracteres productivos y reproductivos de la raza criolla colombiana Romosinuano by Ossa Saraz, Gustavo Alfonso

    Published 2004
    “…Doctor en Ciencias Veterinarias…”
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    Tesis
  19. Cover Image

    Electrical behavior of fruit - bearing trees under water deficits by Ríos Rojas, Liliana

    Published 2018
    “…Doctor en Ciencias de Agricultura…”
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    Tesis
  20. Cover Image

    Mineral supplementation of grazing beef cattle in eastern plains of Colombia. by Lebdosoekojo, S.

    Published 1977
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    Tesis

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