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International analyses of natural resource curse and Kazakhstan’s related economic performance with special attention to its wheat and energy sectors
(2015-09-09)
The bottom line of this study is to examine the role of natural resource endowments for economic growth and institutional quality with special focus on Kazakhstan and CIS countries. It is documented that resource rents ...
Volatility of International Food Prices: Impacts on Resource Allocation and on Food Supply Response
(2015-06-08)
Uncertainty is a quintessential feature of agricultural commodity prices. After about three decades of low and relatively stable price levels, we have experienced a dramatic rise and volatility in international food prices ...
Crop management options to reduce nitrogen pollution in Liangzihu lake basin, Central China
(2015-06-18)
In Central China, high mineral nitrogen (N) application rates lead to low N recovery and high N losses. Large amounts of the nitrate-N leached from agricultural soil end up in aquatic ecosystems, which negatively affects ...
A 24-hour food list for dietary assessment in large-scale epidemiological studies
(2015-06-18)
The validity of dietary assessment in large-scale cohort studies has been questioned. Combining different instruments for the assessment of consumption probability and amounts consumed might be feasible and improve the ...
The private sector and the marginalized poor: An assessment of the potential role of business in reducing poverty and marginality in rural Ethiopia
(2015-04-16)
The present research analyzes the role that the private sector can play in reducing poverty and marginality in Ethiopia by providing improved agricultural inputs to marginalized poor farmers. Two important insights motivate ...
Untersuchungen zur Eignung des „Auerochsen" für Ganzjahresbeweidung: Aspekte der Physiologie und Habitatnutzung
(2015-10-14)
Der Einsatz großer Pflanzenfresser in extensiver Ganzjahresbeweidung ist ein viel diskutiertes Konzept. Die mit Herbivorie einhergehenden, natürlich ablaufenden Prozesse sollen unterstützt werden, um eine maximale Biodiversität ...
Plant parameters for the marker and trait assisted selection of drought stress tolerance in barley (Hordeum vulgare ssp. vulgare)
(2015-12-03)
The scarcity of water resources is becoming one of the most devastating stress factors for plants, which elicits a variety of responses. Therefore, effective screening techniques are necessary to understand the mechanism ......
Pflanzenparameter für die marker- und merkmalsgestützte Selektion auf Trockenstresstoleranz in Gerste (Hordeum vulgare ssp. vulgare)
Die zunehmende Verknappung von Wasserressourcen gehört zu den ......
Pflanzenparameter für die marker- und merkmalsgestützte Selektion auf Trockenstresstoleranz in Gerste (Hordeum vulgare ssp. vulgare)
Die zunehmende Verknappung von Wasserressourcen gehört zu den ......
Farmer Innovation in Rural Ghana: Determinants, Impacts and Identification
(2015-11-23)
Innovation is essential for agricultural and economic development, especially in today’s rapidly changing global environment. While farmers have been recognised as one of the key sources of innovation, many studies on ...
Untersuchung der Kälteanpassungsmechanismen bakterieller Zellmembranen
(2015-10-14)
Die Lebensmittelindustrie versucht stetig, die Haltbarkeit ihrer Produkte zu verlängern, um ihre Produktivität zu optimieren. Dafür verwendet sie auch Kühlungs- und Gefriertechniken. Durch den Einsatz dieser Techniken ...
Convex Optimization for Inequality Constrained Adjustment Problems
(2015-10-14)
Whenever a certain function shall be minimized (e.g., a sum of squared residuals) or maximized (e.g., profit) optimization methods are applied. If in addition prior knowledge about some of the parameters can be expressed ...