E-Dissertationen: Suche
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Coupled hydrogeophysical inversion for soil hydraulic property estimation from time-lapse geophysical data
(2012-12-21)
Good knowledge of the hydraulic properties of the vadose zone is important for understanding water flow and solute transport processes therein. This can help to promote sustainable use and mitigate anthropogenic threats ......
The YES assay as a tool to analyse endocrine disruptors in different matrices in Vietnam
(2012-11-16)
Endocrine disrupting compounds (EDCs) or endocrine disruptors have been a global concern for many years due to their negative impact on wildlife and human health. The main sources of EDCs in the environment are humans and ...
Economic incentives of the WTO dispute settlement system with an empirical focus on the agro-food sector
(2012-11-14)
The thesis contributes to the understanding of the drivers in countries’ decision to adjudicate trade issues under the Dispute Settlement Mechanism (DSM) of the World Trade Organization (WTO). The DSM is a rules-based ...
Use of natural abundance of δ15N as indicator of long-term N management on grassland farms: An estimation of long-term N efficiency
(2012-10-12)
Productive agroecosystems usually rely on the addition of Nitrogen (N) generally as chemical synthetic N fertilizers and animal excreta, but inefficient N management nitrogen losses contribute to environmental pollution, ...
Assessment of Land Degradation Patterns in Western Kenya: Implications for Restoration and Rehabilitation
(2012-12-15)
Land degradation remains a major threat to the provision of environmental services and the ability of smallholder farmers to meet the growing demand for food. Understanding patterns of land degradation is therefore a central ...
A rapid impact assessment approach for decision support in food policy
(2012-06-12)
Under the pressure of many alternative stakeholders’ demands, the food policy maker needs to consider regulatory decisions in order to grant a safe final product for the consumer, as well as to foster the improvement of ...
Application concept for combined preventive quality management methods in inter-enterprise health management in pork chains
(2012-04-16)
Overall, this thesis aimed at establishing a concept to organize and evaluate services in inter-enterprise health and quality management with the help of team-oriented preventive quality management methods in a new and ...
Experimental analysis and modelling of the rainfed rice cropping systems in West Africa
(2012-07-18)
There is a need to improve rice productivity to meet the increasing demand for rice in West Africa since it is acknowledged that existing rainfed rice cultivation practices deal with irregularities of climate like drought ...
Auswirkungen eines Ferulasäure-Esterase produzierenden Milchsäurebakterienstammes auf den Gärverlauf von Grassilage sowie die Nährstoffverdaulichkeiten, Futteraufnahme und Leistung von Milchkühen
(2012-05-22)
Trotz optimierter Fütterung ist es in der Praxis häufig schwierig, den Energiebedarf von Milchkühen vor allem in der Hochleistungsphase zu decken. Die daraus resultierenden Probleme sind wirtschaftliche Verluste und ...
Ontogenetic development of the IGF-system and leptin in offspring of sows fed with gestation diets differing in protein content
(2012-04-16)
The aim of this dissertation was to characterize leptin and the different components of the IGF-system in offspring of sows fed with different protein contents throughout pregnancy and to ascertain long term consequences ......
Einfluss divergenter Proteinversorgung in utero auf die ontogenetische Entwicklung von Leptin und des IGF-Systems in Ferkeln
Das Ziel dieser Arbeit war es, kurz- und langfristige Reaktionen ......
Einfluss divergenter Proteinversorgung in utero auf die ontogenetische Entwicklung von Leptin und des IGF-Systems in Ferkeln
Das Ziel dieser Arbeit war es, kurz- und langfristige Reaktionen ......