Sökning: "Livestock"
Visar resultat 21 - 25 av 110 avhandlingar innehållade ordet Livestock.
21. Infection through the farm gate : studies on movements of livestock and on-farm biosecurity
Sammanfattning : This thesis is based on studies of movements of livestock, on-farm biosecurity and disease awareness among farmers in Sweden; factors which can affect the spread of contagious livestock diseases. The structure of the cattle and pig movements were analysed using data obtained from the Swedish Board of Agriculture. LÄS MER
22. The Economics of Community-Based Wildlife Conservation in Zimbabwe
Sammanfattning : This thesis deals with the economics of community-based wildlife conservation in Zimbabwe. It consists of an introductory chapter and four self-contained chapters. Chapter 1 spells out the history of wildlife conservation leading to the inception of CAMPFIRE. Research issues at the core of the rest of the thesis are also highlighted. LÄS MER
23. Vegetation dynamics in relation to livestock grazing in a semi-arid steppe in inner Mongolia
Sammanfattning : .... LÄS MER
24. Towards sustainable livestock systems: Developing and applying methods for broad sustainability assessment of pig and cattle systems
Sammanfattning : Meat and milk are valuable foods from livestock that contribute to quality of life for humans but have negative environmental, social and economic impacts. Measuring such impacts in sustainability assessments requires methods with a broad and deep focus. LÄS MER
25. Integrating legumes in mixed crop-livestock systems in east Africa: Farmers' perceptions, ecosystem services and support for decision making
Sammanfattning : Challenges faced by smallholder farmers in east Africa include limited access to inputs, small farm sizes, and erratic rainfall patterns. Legume intensification and species diversification have been recommended for improving food and nutritional security, controlling soil erosion, improving soil fertility, supplying income and providing fuel. LÄS MER