Sökning: "fertilizer"
Visar resultat 1 - 5 av 84 avhandlingar innehållade ordet fertilizer.
1. Essays in the Latin American fertilizer industry
Sammanfattning : .... LÄS MER
2. Essays on Natural Resource Economics
Sammanfattning : Paper 1: Enforcement of exogenous environmental regulation, social disapproval and bribery Many resource users are not directly involved in the formulation and enforcement of resource management rules and regulations in developing countries. As a result, resource users do not generally accept such rules. LÄS MER
3. Essays on Shocks, Welfare, and Poverty Dynamics: Microeconometric Evidence from Ethiopia
Sammanfattning : Five self-contained papers constitute this thesis. Paper 1: Does fertilizer use respond to rainfall variability? Panel data evidence from urban Ethiopia In this article, we use farmers’ actual experiences with changes in rainfall levels and their responses to these changes to assess whether patterns of fertilizer use are responsive to changes in rainfall patterns. LÄS MER
4. Nitrogen land-sea fluxes in the Baltic Sea catchment : Empirical relationships and budgets
Sammanfattning : In this thesis empirical relationships and modeling tools are used to describe the relationship between human activities and meso- and large scale riverine N fluxes from land to sea. On a large scale Paper I showed that by only having knowledge about human population size and runoff one can estimate the riverine export of DIN (r2= 0.76). LÄS MER
5. Risk, Time and Land Management under Market Imperfections: Applications to Ethiopia
Sammanfattning : This Ph.D. thesis addresses both theoretical and empirical issues pertaining to land management decisions of farm households in developing countries working under an imperfect market and institutional setting (with case studies from Ethiopia). LÄS MER