Plant Physiological Ecology

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Springer Science & Business Media, 08.10.2008 - 605 Seiten
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Box 9E. 1 Continued FIGURE 2. The C–S–R triangle model (Grime 1979). The strategies at the three corners are C, competiti- winning species; S, stress-tolerating s- cies; R,ruderalspecies. Particular species can engage in any mixture of these three primary strategies, and the m- ture is described by their position within the triangle. comment briefly on some other dimensions that Grime’s (1977) triangle (Fig. 2) (see also Sects. 6. 1 are not yet so well understood. and 6. 3 of Chapter 7 on growth and allocation) is a two-dimensional scheme. A C—S axis (Com- tition-winning species to Stress-tolerating spe- Leaf Economics Spectrum cies) reflects adaptation to favorable vs. unfavorable sites for plant growth, and an R- Five traits that are coordinated across species are axis (Ruderal species) reflects adaptation to leaf mass per area (LMA), leaf life-span, leaf N disturbance. concentration, and potential photosynthesis and dark respiration on a mass basis. In the five-trait Trait-Dimensions space,79%ofallvariation worldwideliesalonga single main axis (Fig. 33 of Chapter 2A on photo- A recent trend in plant strategy thinking has synthesis; Wright et al. 2004). Species with low been trait-dimensions, that is, spectra of varia- LMA tend to have short leaf life-spans, high leaf tion with respect to measurable traits. Compared nutrient concentrations, and high potential rates of mass-based photosynthesis. These species with category schemes, such as Raunkiaer’s, trait occur at the ‘‘quick-return’’ end of the leaf e- dimensions have the merit of capturing cont- nomics spectrum.
 

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Inhalt

Assumptions and Approaches
1
Photosynthesis Respiration and LongDistance Transport
10
2B Respiration
101
2C LongDistance Transport of Assimilates
151
Plant Water Relations
163
Effects of Radiation and Temperature
224
4B Effects of Radiation and Temperature
237
ScalingUp Gas Exchange and Energy Balance from the Leaf to the Canopy Level
247
Biotic Influences
403
Allelopathy and Defense
445
9C Effects of Microbial Pathogens
478
9D Parasitic Associations
491
9E Interactions Among Plants
504
9F Carnivory
533
Role in Ecosystem and Global Processes
545
Glossary
572

Mineral Nutrition
255
Growth and Allocation
321
Environmental Influences and Adaptations
375

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Über den Autor (2008)

Hans Lambers is Professor of Plant Ecology and Head of School of Plant Biology, Faculty of Natural and Agricultural Sciences at the University of Western Australia. F. Stuart Chapin III is Professor of Ecology at the Institute of Arctic Biology, University of Alaska Fairbanks. Thijs L. Pons recently retired as Senior Lecturer in Plant Ecophysiology at the Institute of Environmental Biology, Utrecht University.

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