National Repository of Grey Literature 5 records found  Search took 0.02 seconds. 
Modeling the impacts of combined climatic events on the growth, development and yield parameters of field thermophilic vegetables and oilseed rape in the decision support system in the field of agrotechnology transfer - DSSAT
Potopová, Vera ; Muntean, N. ; Chawdhery, M. ; Trifan, T. ; Zehnálek, P. ; Soukup, J. ; Potop, I. ; Zahradníček, Pavel ; Možný, Martin
Modeling the impacts of combined climate events on the growth, development and yield parameters of field thermophilic vegetables and oilseed rape in a decision support system in the field of agrotechnology transfer - DSSAT. This book will introduce you to the latest information technologies and their applications in agriculture, including decision support systems, crop simulation models and other computer tools. It should also help you to solve problems at the regional level on issues related to crop production and other issues related to agriculture, natural resource management and cropping systems and food security, as well as issues related to climate change and variability. This professional book offers users the appropriate supplementary material to enable them to continuously meet the demands of a changing climate. The book is divided into two parts, theoretical and practical. The theoretical part summarizes basic information about simulations of crop production, water and nutrient management, climate risks and environmental sustainability. In the practical part, the procedures for working in the DSSAT program (Decision Support System for Agrotechnology Transfer) are presented.
Diversity, phylogeny and ecology of members of the family Geastraceae
Zehnálek, Petr ; Koukol, Ondřej (advisor) ; Kříž, Martin (referee)
The family Geastraceae is a group of Fungi with global distribution and with saprophytic manner of nutrition. Its members have basic characters of class Gasteromycetes, which no longer exists. The fruitbodies have angiocarpous morphology and peridia are well developer and very distinct in their functions. Star-shaped mature fruitbody is the most typical character of these interesting mushrooms. This bachelor's thesis deals with family Geastraceae. Its object is give a basic overview about the actual state of knowledge of this group of Fungi. It is group that is known from all continets besides from Antarctica. The members of family Geastraceae are saprophytes and they are found in different forest and non-forest habitats. The members of this familia are characterized by their morphology with a special terms and it will be described in details. Other aim is a recapitulation historical development family Geastraceae in system of Basidiomycota. Several recent molecular phylogenetic studies brought some new surprising knowledges about taxonomy of the family Geastraceae and the membership of some genera was questioned.
Diversity and taxonomy of members of genus Geastrum in Central America
Zehnálek, Petr ; Koukol, Ondřej (advisor) ; Tomšovský, Michal (referee)
In temperate zone, especially Europe and North America, is the genus Geastrum very well inspected group of Gasteromycetes with long lasting and comprehensive history of research. Our knowledge of the diversity in other areas of distribution, especially in tropics, is more than limited. The aim of this diploma thesis is to contribute for cognition of diversity of this genus in Panama, Costa Rica and Colombia I have collected 86 samples belonging to genus Geastrum during three expeditions to Panama (Chiriqué province) in the years 2015, 2016, 2017. I have characterized those based on morphological and molecular data. I have also studied morphology of 40 borrowed herbarium specimens from Costa Rica, Colombia and Panama. I have successfully sequenced four locuses of DNA from my own samples (ITS, LSU, RPB1 and ATP6). This method had lover efficiency in herbarium specimens due to present contaminations, age of specimens or probably badly stored. Molecular phylogenetic analysis was carried out by Bayesian method and its results have in agreement with morphologic traits shown many lineages new for Panama and moreover at least four new species completely new to science. Variability in species complexes (e.g. G. lageniforme, G. saccatum, G. velutinum) is presented in more detail with emphasis to lineages...
Možnosti využívání meziplodin
Zehnálek, Pavel
The aim of the following bachelor work is to summarize information focused on growing intercrops and various options of their use. The first part of this work is dedicated to find advantages and disadvantages of growing intercrops, their categories, agrotechniques, their use related to soil and climate conditions and ways of farming and processing the soil. In the second part subsidy titles and programmes supporting intercrops growing in the Czech Republic, Austria, Bavaria, Poland and Slovakia are introduced and compared. Finally, characteristics of particular and the most frequently used intercrops kinds are mentioned.
Diversity, phylogeny and ecology of members of the family Geastraceae
Zehnálek, Petr ; Koukol, Ondřej (advisor) ; Kříž, Martin (referee)
The family Geastraceae is a group of Fungi with global distribution and with saprophytic manner of nutrition. Its members have basic characters of class Gasteromycetes, which no longer exists. The fruitbodies have angiocarpous morphology and peridia are well developer and very distinct in their functions. Star-shaped mature fruitbody is the most typical character of these interesting mushrooms. This bachelor's thesis deals with family Geastraceae. Its object is give a basic overview about the actual state of knowledge of this group of Fungi. It is group that is known from all continets besides from Antarctica. The members of family Geastraceae are saprophytes and they are found in different forest and non-forest habitats. The members of this familia are characterized by their morphology with a special terms and it will be described in details. Other aim is a recapitulation historical development family Geastraceae in system of Basidiomycota. Several recent molecular phylogenetic studies brought some new surprising knowledges about taxonomy of the family Geastraceae and the membership of some genera was questioned.

See also: similar author names
1 ZEHNÁLEK, Pavel Stanislav
1 Zehnálek, Pavel
3 Zehnálek, Petr
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