Community Structure and the Niche
Community Structure and the Niche
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Author(s): Giller, Paul S.
ISBN No.: 9780412251108
Pages: x, 176
Year: 198409
Format: Trade Paper
Price: $ 72.65
Dispatch delay: Dispatched between 7 to 15 days
Status: Available

1 Introduction and definitions.- 1.1 The community.- 1.2 Community structure.- 1.3 Species diversity.- 1.


4 Trends in species richness.- 1.5 The problem restated.- 2 Niche theory.- 2.1 Development of the niche concept.- 2.2 Niche width.


- 2.3 Niche overlap.- 2.4 Diffuse competition.- 2.5 Niche dynamics.- 2.6 The niche -- a property of the species or the community?.


- 2.7 Summary.- 3 Competition and the niche; the effect on niche width.- 3.1 Theoretical effects of competition on the species niche.- 3.2 Criteria for the identification of competition in the field.- 3.


3 The natural effects of intraspecific competition.- 3.4 The natural effects of interspecific competition.- 3.5 Conclusion.- 4 Competition and the niche; limiting similarity and differential niche overlap.- 4.1 Limiting similarity -- the theoretical approach.


- 4.2 The degree of limiting similarity.- 4.3 Niche dimensionality and differential overlap.- 4.4 Conclusion.- 5 Predation and species diversity.- 5.


1 Theoretical studies.- 5.2 Plant--herbivore interactions.- 5.3 Predator--prey interactions.- 5.4 Reduced community diversity through predation.- 5.


5 Conclusion.- 6 Competition and predation; complementarity of the hypotheses.- 6.1 The controversy.- 6.2 Interactions between competition and predation.- 6.3 Classification scheme.


- 6.4 Conclusion.- 7 Saturation of communities.- 7.1 True islands.- 7.2 Habitat islands.- 7.


3 Host plant islands.- 7.4 Continental saturation.- 7.5 Conclusion.- 8 Species diversity trends -- theories and hypotheses.- 8.1 Time.


- 8.2 Environmental conditions.- 8.3 Biotic factors.- 8.4 Explanations of species diversity patterns in two specific examples.- 8.5 Conclusion.


- 9 The relative abundance of species.- 9.1 Fisher's series.- 9.2 Lognormal distribution.- 9.3 'Broken stick' or random niche boundary hypothesis.- 9.


4 Niche pre-emption or geometric series hypothesis.- 9.5 Conclusion.- 10 Community structure: the patterns and rules.- 10.1 Community patterns.- 10.2 Communities: random or structured species associations.


- 10.3 Community rules.- 10.4 Expressions of community structure.- 10.5 Stability/diversity relationships.- 10.6 Concluding remarks.


- References.


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