Call number:
9783034803960 (e-book)
Type of Medium:
12
Pages:
1 Online-Ressource (XI, 220 Seiten)
,
Illustrationen
ISBN:
9783034803960 (e-book)
,
978-3-0348-0396-0
URL:
Fulltext @ Ebook Central (AWI only)
Language:
English
Note:
Contents
1 High elevation treelines
1.1 The task
1.2 Previous works
2 Definitions and conventions
2.1 The life form ‘tree’
2.2 Lines and transitions
2.3 Limitation, stress and disturbance
2.4 Altitude-related and other environmental drivers
2.5 Treeline nomenclature
3 Treeline patterns
3.1 Treeline taxa
3.2 The summit syndrome and other treeline depressions
3.3 Mass elevation effect
3.4 Treeline elevation
3.5 Time matters
3.6 Forest structure near treeline
4 Treeline climate
4.1 Specific aspects of treeline climatology
4.2 Criteria to define temperature regimes at treeline
4.3 Treeline temperatures in different bioclimatic regions
4.3.1 Subarctic and boreal zone (45–68° N)
4.3.2 Cool temperate zone (45–47° N, 44° S)
4.3.3 Warm temperate zone (28–42° N, 36° S)
4.3.4 Subtropical zone (19° S, 19° N)
4.3.5 Equatorial tropics (6° N to 3° S)
4.3.6 Mediterranean ‘treelines’ (38–42° N)
4.3.7 The Nothofagus and Metrosideros case
4.3.8 Treeline temperatures across bioclimatic zones
4.4 Seedbed and branch temperatures
4.5 Whole forest temperatures
5 Global mountain statistics based on treeline elevation
5.1 Mountain geostatistics
5.2 Elevational belts
5.3 Global treeline ecotones
6 Structure and stature of treeline trees
6.1 Foliage properties
6.2 Wood properties
6.3 Bark properties
6.4 Root traits
6.5 Tree stature
6.6 Dry matter allocation in treeline trees
7 Growth and development
7.1 Tree growth near the treeline
7.1.1 In situ growth of seedlings
7.1.2 In situ growth of saplings and adult trees
7.2 Xylogenesis at the treeline
7.2.1 In situ cambial activity
7.2.2 Apical growth dynamics
7.3 Root growth
7.4 Phenology at the treeline
8 Evolutionary adjustments to life at the treeline
8.1 Phylogenetic selection
8.2 Genotypic responses of growth and development
8.3 Genotypic responses of physiological traits
9 Reproduction, early life stages and tree demography
9.1 Amount and quality of seeds at high elevation
9.2 Germination, seedling and sapling stage
9.3 Tree demography at the treeline
10 Freezing and other forms of stress
10.1 Stress at the treeline in a fitness context
10.2 Mechanisms and principles of freezing resistance
10.3 Freezing resistance in treeline trees
10.4 Other forms of stress at the treeline
10.4.1 Freeze-thaw cycles and hydraulic failure
10.4.2 Winter desiccation
11 Water, nutrient and carbon relations
11.1 Tree water relations during the growing season
11.2 Nutrient relations
11.3 Carbon relations
12 Treeline formation - currently, in the past and in the future
12.1 Causes of current treelines
12.2 Treelines in the recent past
12.3 Treelines in the distant past (Holocene)
12.4 Treelines in the future
References
Subject Index
Taxonomic Index
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