inscription
PORTAIL D'INFORMATION GÉOGRAPHIQUE

Résultats de la recherche (166 résultats)

Affinez votre recherche

Par Collection Par Auteur Par Date Par Sujet Par Titre
  • Availability of cattle fodder in India
  • A Markovian approach to the Study of the Canadian cattle industry
  • The ecological impact of cattle on caulescent Andean rosettes in a high Venezuelan paramo
  • Andes ; Applied ecology ; Cattle ; Livestock farming ; Meadow;Grassland ; Mountain ; Vegetation degradation ; Venezuela
  • Cattle began to affect the Paramo de Piedras Blancas in the nineteenth century. Browsing the leaves of one rosette species, « Coespeletia timotensis », has severely affected almost half the plant cover in places.―(DWG)
  • Geophagy of Holstein hybrid cattle in the northern Andes, Venezuela
  • Andes ; Biogeography ; Cattle ; Clay mineral ; Ecology ; Geochemistry ; Grain size distribution ; High mountain ; Soil ; Soil properties ; Venezuela
  • Weathered regolith containing halloysite and kaolinite is ingested by cattle on the Venezuelan paramo in possible response to physiologic need. - (DWG)
  • Alpine turf destruction by cattle in the high equatorial Andes
  • Close observations of grazing cattle in the Paramo de Piedras Blancas of Venezuela document not only their part in drestroying plant groundcover, but also their ability to create depressions.―(DWG)
  • Dinka spirits , cattle and communion in Festschrift to honor Frederick J. Simoons.
  • The Dinka, pastoral people in the south of Sudan, incorporate cattle as manifestations of the divine in their religious beliefs and sacrificial rites. - (DWG)
  • Cattle sector development : some trends and structural changes
  • remarks on implications for cattle development policies. (l'A)
  • Cattle hybrids among the Sherpa of Nepal in Festschrift to honor Frederick J. Simoons.
  • Between ca. 3100 and 3850 m in the Nepal Himalaya, several types of cattle-yak hybrids are produced by the Sherpa people, each of which has particular advantages in a different environmental zone. This has led to a vigorous trade in these hybrid
  • Some farming characteristics of peasants in the Guinea savanna belt of Oyo, Ogun and Ondo States and their implications for beef cattle production
  • A survey based on seven villages examines the problem of raising productivity of nomadic cattle through organised settlement programmes. (EMS).
  • Aesthetics, genetics, and evaluating animal bodies : locating and displacing cattle on show and in figures
  • Cattle ; Livestock farming ; Modernization
  • Erosional effects of cattle on streambanks in Tennessee, U.S.A.
  • Applied geomorphology ; Bank erosion ; Biogeography ; Cattle ; Fluvial processes ; Tennessee ; United States ; Water quality ; Watershed
  • that such grazing might have on stream sediment loads. The hypothesis was that both mechanical (hoof) erosion and bank scour would be increased by the cattle, and that significant amounts of sediment would be produced for downstream transport.
  • Production effects of improved management practices in East African cattle grazing systems
  • Cattle productivity is low in East African cattle grazing systems, and uncontrolled communal grazing is a major reason. Four low-cost, improved management practices are evaluated for a representative livestock village herd in two rainfall regions
  • The diffusion of the improved Shorthorn breed of cattle in Britain during the eighteenth and nineteenth centuries
  • Cattle raising, 1975-1985
  • Structural change in agriculture. The experience for broilers, fed cattle, and processing vegetables
  • Human and cattle population change in Deltaic West Bengal, India, between 1967 and 1977
  • As 90 per cent of the cattle population is still kept under traditional husbandry practices, it is important that the veterinary service should combine its knowledge with the skill of the Fulani to improve the quality of the cattle
  • Maitokarja innovaatio-ongelmana Itä-Aafrikassa Milk cattle as an innovation problem in East Africa
  • Domesticated cattle in the Sahara and their introduction into West Africa in The Sahara and the Nile. Quaternary environments and prehistoric occupation in northern Africa.
  • The question of surplus cattle in India: a spatial view