National Repository of Grey Literature 473 records found  beginprevious276 - 285nextend  jump to record: Search took 0.00 seconds. 
The influence of environmental factors on amphibian assemblages
Kára, Martin ; Pivnička, Karel (advisor) ; Frouz, Jan (referee)
Like a large part of western Europe also from the Czech landscape is dramatically disappearing amphibians. This negative trend occurred due to several factors, some of which is undoubtedly the most significant loss of suitable breeding areas. During the years 2009 and 2010 I monitored a total of 31 tanks in a part of the former districts of Liberec, Jablonec nad Nisou and Semily, in which were multiplied frog (Rana temporaria) and toad (Bufo bufo). On these localities I've watched a few environment variables, which I assume that may affect the successful development of amphibians from egg stage to metamorphosis. The success of development, I determined by counting congeries in the spring and then finding the number of tadpoles in the tank survived the conversion. The results of multiple linear regression shows that the developmental stages of brown frog react negatively to the increasing altitude and increasing the number of eggs per unit area of the tank. On the contrary, they thrive better in larger, at least partially shaded tanks, which are subject to fluctuations in water level. For toad are suitable not very deep, partially shaded tanks, with a stable water level, vegetation and aquatic vegetation free shores. Also managed to find the eggs and tadpoles of toads react negatively to the...
Activity Report for 2010 - Museum of Eastern Bohemia in Hradec Kralové
Zámečník, Jaroslav
Annual Report of the Museum of Eastern Bohemia in Hradec Kralové for 2010.
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Foundations of statistical survival analysis with application to analysis of reliability
Volf, Petr
The contribution provides an overview of survival analysis methods with application to the statistical reliability analysis. It also contains some new results of the author in the field of regression models for the hazard rate. Methods are illustrated on examples.
Analysis and Aggregation of Czech Parliament Data
Talašová, Irena ; Burget, Radek (referee) ; Očenášek, Pavel (advisor)
The aim of this work is to create a variety of statistics and reports on the functioning of Parliament of Czech Republic. Data for these statistics are gathered from the pages of the Czech Parliament and stored in to a database. Results are presented mainly in the form of tables, graphs and other methods on a publicly accessible Web site. Results should be as clear as possible, comprehensible and provide interesting and unusual information.
Tool for Writing and Progress Tracking of Technical Report
Pavelka, Martin ; Burget, Radek (referee) ; Beran, Vítězslav (advisor)
The bachelor thesis describes the design, implementation and testing of modern web app- lication which allows continual writing of technical documentation and following the whole creation process. A teacher de nes the structure of the project and makes it accessible to students. The student continually writes the documentation. The process will be recorded by the system and the statistics will be displayed to students and administrators for their motivation and inspiration. 

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