E-Dissertationen: Search
Now showing items 251-260 of 1028
Environmental Sustainability Analysis of Cashew Systems in North-east Brazil
(2009-02-18)
This study aims to provide a comprehensive insight into the status and development prospects of the cashew farming systems in North-east Brazil, where thousands of small growers depend on cashew production. The smallholder ...
Einfluss einer hohen Kochsalzzufuhr auf die Natriumspeicherung, den Knochenstoffwechsel und den Säure-Basen Haushalt bei ambulanten sowie immobilisierten Probanden
(2009-02-25)
Ziel der vorliegenden Arbeit war die Untersuchung der Auswirkungen einer hohen Kochsalzzufuhr (NaCl-Zufuhr) auf die Form der Natriumspeicherung, den Säure-Basen Haushalt und auf den Knochenstoffwechsel. In diesem Zusammenhang ...
Association mapping for drought stress related traits in a structured population with wild and cultivated barley
(2009-02-16)
Association mapping is an alternative to mapping in a biparental population. A key to successful association mapping is to avoid superior associations by controlling the population structure and the kinship relations.
Modeling Crop and Water Allocation under Uncertainty in Irrigated Agriculture: A Case Study on the Khorezm Region, Uzbekistan
(2009-01-28)
Irrigated agriculture for cotton and wheat production forms the backbone of the rural economy in the Khorezm region. Ecological deterioration and inefficient resource use have resulted in and now present a significant ...
Potential of conservation agriculture for irrigated cotton and winter wheat production in Khorezm, Aral Sea Basin
(2009-02-06)
Intensive tillage of soils leads to their slow but steady degradation. Therefore, scientists and farmers have been turning their attention to a more sustainable development in agriculture based on reduced tillage. Zero and ...
Die Nutzung von Naturkapital zur wirtschaftlichen Entwicklung Namibias: eine bioökonomische Gleichgewichtsanalyse am Beispiel Fisch
(2011-11-02)
Die Klassifizierung maritimer Fischbestände als globale öffentliche Güter verpflichtet den Staat gegenüber der internationalen Staatengemeinschaft, die Verantwortung für die nachhaltige Nutzung der Naturressourcen innerhalb ...
Functional analysis of microRNA-130b in bovine oocyte maturation and preimplantation embryo development
(2011-08-09)
MicroRNAs (miRNAs) are well known to regulate the proteins involved in various biological processes including development. The expression pattern of miRNAs is believed to vary between immature and in vitro matured bovine ...
Nitrogen management in irrigated cotton-based systems under conservation agriculture on salt-affected lands of Uzbekistan
(2011-11-23)
Intensive soil tillage and mismanagement of irrigation water and fertilizers reduce soil organic matter and increase secondary soil salinization. These processes are increasing production costs, reducing soil fertility and ...
Pesticide Use and Management in the Mekong Delta and their Residues in Surface and Drinking Water
(2011-11-29)
Pesticides are essential inputs in agricultural production to control target pests and thus to improve crop yields. Appropriate use and management of these chemicals and reduction of its negative influences on human health ...
Impacts of European biofuel policies on global biofuel and agricultural markets
(2011-10-13)
The strong increase of global biofuel markets within the last years has led to a continuous increase of biofuel feedstock demand. Due to the current state of biofuel production technologies primarily traditional agricultural ...