Blar i Doctoral theses (IHA) på forfatter "Holand, Øystein"
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Density dependent foraging ecology and performance of domestic sheep on alpine ranges
Mobæk, Ragnhild (PhD Thesis;2012:2, Doctoral thesis, 2012)Populations of large herbivores are strongly influenced by density dependent and independent processes such as climatic variability, which have common effects on individual performance and demographic rates. However, little ... -
Nutritional and anti-nutritional quality of range vegetation in southern Ethiopia and supplementary values of selected browse leaves to goats
Woldemariam, Aster Abebe (PhD Thesis;2010:51, Doctoral thesis, 2010)Livestock are reared in all agroecological zones of Ethiopia under various production systems. Goats, although found in all agroecological zones, are popular in the drier environments since they adapt well in harsh condition ... -
Physical and social environment for sheep : effects on spacing behaviour, social interactions and activity budgets in housed ewes
Jørgensen, Grete Helen Meisfjord (PhD Thesis;2010:49, Doctoral thesis, 2010)I innefôringsperioden blir sauen ofte holdt i et stimulusfattig miljø med høy dyretetthet og fullspaltegulv, noe som medfører begrenset tilgang til ressurser, hyppig håndtering og lite plass til å trekke seg unna eller ...