Resultados de búsqueda - "1983"

  1. Bottenskikt i förändring por Andersson, Ester, Lind, Simon

    Publicado 2020
    “…Data som följer permanenta ytor från Riksskogstaxeringens inventeringar mellan åren 1983–2017 användes och en generalized estimating equation model gjordes för att modellera utvecklingen. …”
    Enlace del recurso
    First cycle, G2E
  2. Skattningar i gallringsskog med hjälp av flygburen laserskanning por Sjödin, Martin

    Publicado 2011
    “…These connections were founded by Jonsson (1914) and have been used for forest estimation based on aerial photos (Åge 1983). Volume density index may also be a useful variable in deciding whether to thin the forest or not. …”
    Enlace del recurso
    Second cycle, A1E
  3. Health and productivity of trypanotolerant and susceptible cattle exposed to trypanosomiasis in Gabon and the impact of strategic chemoprophylaxis por Ordner, G., Colardelle, C., D'Ieteren, G.D.M., Dumont, P., Itty, P., Jeannin, P., Leak, S.G.A., Maehl, J.H.H., Nagda, S.M., Paling, R.W., Rarieya, J.M., Thorpe, W.R., Trail, J.C.M., Yangari, G.

    Publicado 1988
    “…Studies the health and performance of two strains trypanotolerant N'Dama cattle, susceptible Nguni cattle and their crosses over a three-year period, 1983-1985, at OGAPROV ranch in Gabon; presents the influences of breed and animal age on the prevolence, species and intensity of trypanosome parasitaemia; and estimates the effects of trypanosome infection and breed and cow locatational status on the {PCV and reproductive performance.…”
    Enlace del recurso
    Conference Paper
  4. Health and performance of trypanotolerant cattle breeds exposed to quantified trypanosomiasis risk at five sites within the African Trypanotolerant Livestock Network por Maehl, H.M., Coulibaly, L., Defly, A., D'Ieteren, G.D.M., Dumont, P., Feron, A., Grundler, G., Itty, P., Jeannin, P., Leak, S.G.A., Morkramer, G., Mulungo, M., Nagda, S.M., Ordner, G., Paling, R.W., Rarieya, J.M., Schuetterle, A., Sheria, M., Thorpe, W.R., Trail, J.C.M., Yangari, G.

    Publicado 1988
    “…A study of tsetse populations and the health and performance traits of one or more trypanotolerant cattle breeds (N'Dama, Baoule and race locale) at five sites in West and Central Africa between 1983 and 1986…”
    Enlace del recurso
    Conference Paper

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