Résultats de la recherche | Land Portal

Résultats de la recherche

Showing items 1 through 9 of 5.
  1. Library Resource
    janvier, 1986
    Niger, Afrique sub-saharienne, Afrique septentrionale, Asie occidentale

    The present paper is based on a participatory survey carried out in order to establish baseline information on a little known livestock production system and its role in local ecology and economy.The study is based on research in El Kala National Park (North East Algeria).This paper draws attention to some of the problems that arise in understanding the cost and benefit flows in pastoralist systems.

  2. Library Resource
    Articles et Livres
    décembre, 1985
    Afrique, Afrique orientale

    Examines the productivity of East African pastoral systems in terms of animal protein & energy production, milk offtake and livestock production parameters such as calving percentage, calf mortality and herd structure; compares the productivity of East African pastoral systems to those of commercial ranches and to pastoral systems in other parts of the world.

  3. Library Resource
    Articles et Livres
    décembre, 1985
    Afrique, Afrique orientale

    Examines the productivity of East African pastoral systems in terms of animal protein & energy production, milk offtake and livestock production parameters such as calving percentage, calf mortality and herd structure; compares the productivity of East African pastoral systems to those of commercial ranches and to pastoral systems in other parts of the world.

  4. Library Resource
    Articles et Livres
    décembre, 1985
    République-Unie de Tanzanie, Afrique, Afrique australe

    Evaluates the productivity of grade Boran cattle maintained by chemoprophylaxis under severe trypanosomiasis risk at Mkwaja ranch, Tanzania; uses data based on more than 20,000 calving records over the 10-year period from 1973 to 1982; discusses environmental influences on performance traits and links between tsetse population dynamics & cattle; includes comparison of Boran genotypes and its effect on pre-weaning growth characters.

Rechercher dans la bibliothèque foncière

Grâce à notre moteur de recherche robuste, vous pouvez rechercher n'importe quel document parmi les plus de 64 800 ressources hautement conservées dans la bibliothèque du foncier.

Si vous souhaitez avoir un aperçu de ce qui est possible, n'hésitez pas à consulter le guide de recherche.

 

Partagez cette page