Browsing Fakultät für Agrarwissenschaften (inkl. GAUSS) by Title
Now showing items 643-662 of 904
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Potassium uptake efficiency mechanisms and root exudates of different crop species
(2007-05-03)Potassium uptake efficiency is the ability of plants to take up sufficient K under low soil K availability. Plant species differ in their K uptake efficiency. This study was done with the ... -
Potential for Sustainable Poultry Production Based on Local Chicken Breeds and Regional Protein Plants
(2022-03-22)During the 20th century, poultry production evolved to a highly specific sector with special chicken lines for egg production on the one hand and meat production on the other. While of broilers both sexes can be used for ... -
Potential Impact of Increasing Ammonia Concentrations upon Microbial Population Dynamics in Anaerobic Meso- and Thermophilic driven Fermenters
(2020-02-06)Anaerobic digestion is the process of decomposition of organic matter by a microbial consortium in an oxygen-free environment. The produced biogas from this process is composed of methane, carbon dioxide, nitrogen, oxygen, ... -
Potential of the predatory pentatomid <i>Eocanthecona furcellata</i> (Wolff) as a biocontrol agent on American bollworm in cotton in Myanmar
(2008-06-02)The American Cotton Bollworm (Helicoverpa armigera Hübner)(ABW) is one of the most serious pests of cultivated crops, especially in cotton in Myanmar. Insecticide applications to control ... -
Predicting the intramuscular fat content in porcine M. longissimus via ultrasound spectral analysis with consideration of structural and compositional traits
(2011-05-10)This study aimed at improving the prediction of intramuscular fat (IMF) in porcine musculus longissimus via spectral analysis of the backscattered ultrasound signal on intact hot carcasses. ... -
Preference of dairy cows with free access to pasture and barn
(2024-12-12)With the increasing interest of various consumer groups in high welfare husbandry and the pressure on farmers to meet this demand, the number of comparative studies on dairy cow grazing and housing has also increased. ... -
Preference-performance relationships in herbivorous insects feeding on oilseed rape inoculated with soil-borne fungi
(2008-07-04)There is increasing evidence that plant-associated microorganisms are able to mediate plant-herbivorous insects-interactions. In this study, I evaluated the impact of two plant colonising ... -
Preferences for Ethical Product Components: The Example of Jointly Produced Israeli-Palestinian Peace Products
(2014-06-12)Over the last decades ethical product attributes have become more and more important in everyday food shopping. Different types of ethical product attributes exist, such as fairly traded, organically produced, environmentally ... -
Preferences for Rural Credit Systems and their Impact on the Implementation of Credit Unions in Georgia
(2009-12-11)Preferences for rural credit systems and their impact on the implementation of credit unions in GeorgiaIn the Georgian agricultural sector, the main development constraints are insufficient ... -
Pregnancy-associated glycoprotein (PAG) profiles in cows and goats and attempts to measure PAG in milk
(2013-07-09)The aim of the PhD dissertation was to examine the reliability of a PAG polyclonal ELISA developed by Friedrich and Holtz (2010) in goats, different cattle breeds and bovine milk. The dissertation comprised three studies. ... -
Preisbildung und Preisreaktionen im Naturkosteinzelhandel - Eine Untersuchung an Biomilchprodukten anhand von Preiselastizitäten, Preisrigiditäten, Preissynchronisation und Preistransmission
(2012-11-12)In this thesis pricing and price reactions in organic retail stores have been studied on the basis of an extensive scanner dataset from 2005 to 2009. Therefore price elasticity, price rigidities, price synchronization and ... -
Price cycles and synchronization in South America
(2020-02-21)Prices of agricultural products often vary in relatively stable recurring patterns around their long-run trends. These variations translate into fluctuations of selling prices as well as farm revenues. We provide an overview ... -
Price Discovery Measures in Agricultural Economics
(2022-06-14)The present dissertationis devoted to the issue of price discovery in agricultural markets. Price discovery is considered one of the central functions of financial markets and is usually analyzed empirically for highly ... -
Price Formation and the Measurement of Market Power on the International Dairy Markets
(2014-02-27)In the recent years, the international dairy markets have become more and more the focus of public attention. This was primarily due to a higher degree of price volatility that also spilled over to the prices in the European ... -
Price Formation in the Indonesian Beef Industry: The Role of Policy Intervention
(2017-03-21)Beef is one of the most important food products in Indonesia. Its consumption level tends to increase from time to time along with the changing of socioeconomics condition. In response to high demand for beef in domestic ... -
Price Transmission and Market Integration in Swiss Agricultural and Food Markets
(2020-07-01)This PhD thesis comprises three papers on price transmission and market integration in Swiss agricultural and food markets. In the paper "Protecting the Swiss milk market from foreign price shocks: Public border protection ... -
Price transmission in international rice markets
(2014-09-15)The study analyzes price transmission in international rice markets in the last 12 years, covering the period before and after the 2008 food crisis. To this end, it provides empirical evidence of price transmission between ... -
Price Transmission within selected Agricultural Markets of Latin America
(2012-07-27)The agricultural sector plays a major role in Latin American economies, comprising up to 23 percent of GDP (e.g. Guatemala and Nicaragua). Of course, it is also very important to the labor market, the income of the poorest ... -
Pro-environmental behavior among Indonesian oil palm smallholders: Understanding perceptions, intentions and actions
(2019-01-11)The conversion of biologically rich areas into agricultural land undermines the capacity of these lands to sustain and maintain vital ecosystem functions. This is mostly the case when the conversion includes the simplification ... -
Das Problem der Welternährung: Simulationen zu Einflussfaktoren, die Bedeutung von Agrartechnologien und gesellschaftliche Einschätzungen in Deutschland
(2015-11-05)Hunger is still a widespread problem. According to newest estimates of the FAO, more than 800 million people are not able to fulfil their basic dietary needs. Projections estimate that the global agricultural production ...