Search for dissertations about: "A M De Roos"
Found 3 swedish dissertations containing the words A M De Roos.
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1. The development of resource polymorphism – Effects of diet, predation risk and population dynamical feedbacks
Abstract : This thesis deals with the evolution of individuals within a species adapted to utilize specific resources, i.e. resource polymorphism. Although a well-known phenomenon, the understanding of the mechanisms behind is not complete. READ MORE
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2. Alternative Stable States in Size-Structured Communities : Patterns, Processes, and Mechanisms
Abstract : Alternative stable states have been, based on theoretical findings, predicted to be common in ecological systems. Empirical data from a number of laboratory and natural studies strongly suggest that alternative stable states also occur in real populations, communities and ecosystems. READ MORE
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3. Ontogenetic bottlenecks : effects on intraguild predation systems and ecosystem efficiency
Abstract : Size-dependent differences between individuals in size-structured organisms have fundamental effect on population and community dynamics. Intraguild predation (IGP) is one specifically interesting constellation that often arises when two size-structured populations interact. READ MORE