Community Ecology Processes, Models, and Applications
Elymus athericuscovering up to 30%, supported the most structurally diverse vegetation and the high- est breeding densities. In ...
According to the ‘biodiversity concept’ the answer to the question ‘to graze or not to graze’ will be: define the biodiversity t ...
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Part V Future Directions ...
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CHAPTER 11 Evolutionary processes in community ecology Jacintha Ellers 11.1 Introduction Community ecology examines the distribu ...
evolutionary perspective is that the yard-sticks used to measure community performance differ from those relevant to evolutionar ...
associated recombination during meiosis. Alterna- tively, mutations, insertions or deletions can change the genetic make-up of i ...
11.2.2 The source and nature of genetic variation Before discussing any further the possible benefits of genetic diversity, it i ...
is therefore undesirable. Environmental conditions triggering phenotypic plasticity explicitly include the biotic environment as ...
The extended consequences ofintraspecific genetic differences have received ample attention over re- cent years. Several recent ...
diversity, hence the effect of genetic variation in the dominant plant species is the best studied. Since plant genotypes can ex ...
Agrawal 2005, Wimpet al. 2005; Crutsingeret al. 2006; Johnsonet al. 2006). Experimentally manipu- lated plots with 12 randomly s ...
among genotypes. However, these experiments have yet to be performed. Some researchers refute a mechanistic approach to communit ...
indigenous biodiversity (Macket al. 2000). Pheno- typic plasticity may increase invasive success if an individual’s plastic resp ...
opposite to the prediction of the hypothesis, but evidently more work is needed to confirm these results. A specific prediction ...
phenotypic plasticity and community diversity. Phenotypic plasticity often allows individuals to maintain fitness homeostasis ov ...
Chapter 12 Emergence of complex food web structure in community evolution models Nicolas Loeuille and Michel Loreau 12.1 A diffi ...
·binary approaches generally describe foods webs at a given time, while food webs prove to be highly variable in time (Paine 198 ...
adaptive radiations. The results of the model are then compared with those of other evolutionary food web models to give an over ...
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