Type(s) de contenu et mode(s) de consultation : Texte noté : électronique

Titre(s) : Old-growth forests [Texte électronique] : function, fate, and value / Christian Wirth, Gerd Gleixner, Martin Heimann, editors

Publication : Berlin : Springer, cop. 2009

Description matérielle : 1 ressource dématérialisée

Collection : Ecological studies ; v. 207

Note(s) : Includes bibliographical references and indexes

Autre(s) auteur(s) : Heimann, Martin (1949-....)  Voir les notices liées en tant qu'auteur
Wirth, Christian. Fonction indéterminée  Voir les notices liées en tant qu'auteur
Gleixner, Gerd. Fonction indéterminée  Voir les notices liées en tant qu'auteur

Sujet(s) : Forêts de hautes futaies  Voir les notices liées en tant que sujet
Écologie des forêts de hautes futaies  Voir les notices liées en tant que sujet

Identifiants, prix et caractéristiques : ISBN 9783540927068

Identifiant de la notice  : ark:/12148/cb446974539

Notice n° :  FRBNF44697453 (notice reprise d'un réservoir extérieur)

Table des matières : Part I: Introduction -- 1 ; Old-growth forests: function, fate and value, an overview /Christian WirthGerd Gleixner, andMartin Heimann ; Old-growth forest perception -- ; Old-growth forest services -- ; Aims and scope --References -- 2 ; Old-growth forest definitions: a pragmatic view /Christian WirthChristian MessierYves BergeronDorothea Frank, andAnja FankhänelIntroduction ; Old-growth forest definitions and their limitations -- ; Structural definitions -- ; Successional definitions -- ; Biogeochemical definitions -- ; Use of the term old-growth ; a literature survey -- ; Old-growth and the disturbance spectrum -- ; Temporal scale -- ; Spatial scale -- ; Identifying old-growth ; the conservation perspective -- ; Conclusions and pragmatic considerations --References -- 3 ; Old trees and the meaning of 'old' /Fritz Hans Schweingruber andChristian WirthIntroduction ; Longevity of conifers and angiosperms -- ; What limits the life span of a tree?- ; Programmed cell death -- ; Whole plant longevity ; int
Concluding remarks -- References -- Part II ; Aboveground processes --4 ; Ecophysiological characteristics of mature trees and stands: consequences for old-growth forest productivity /Werner L. KutschChristian WirthJens KattgeStefanie NöllertMatthias Herbst, andLudger KappenIntroduction ; Increased respiratory demand -- ; Limitations of photosynthesis -- ; Hydraulic limitation -- ; Reduced sink strength -- ; Stand-level controls -- ; Community and ecosystem constraints on age/size-productivity relationships -- ; Light, water and nutrient availability -- ; Shifts in ecophysiological traits with changes in community composition -- ; Imperfect acclimatisation of late-successional to full sunlight: a case study on European beech (Fagus sylvatica) --Conclusions -- References -- 5 ; The imprint of species turnover on old-growth forest carbon balances: insights from a trait-based model of forest dynamics /Christian Wirth andJeremy W. LichsteinIntroduction ; A trait-based model of forest carbon dynamic
Conclusion -- References -- 6 ; Functional relationships between old-growth forest canopies, understorey light and vegetation dynamics /Christian MessierJuan PosadaIsabelle Aubin, andMarilou BeaudetIntroduction ; Structural and compositional features of old-growth -- ; Understorey light environments and dynamics -- ; Consequences for understorey vegetation composition and dynamics -- ; Traits of the understorey vegetation -- ; Acclimatisation of plant form and function to low light availability -- ; Resource allocation and shad tolerance -- ; Comparison among biomes and forest types --Conclusions -- References -- 7 ; Biosphere-atmosphere exchange of old-growth forests: processes and pattern /Alexander KnohlErnst-Detlef Schulze, andChristian WirthIntroduction ; Characteristics of old-growth forests relevant for biosphere-atmosphere exchange -- ; Exchange of carbon dioxide -- ; Exchange of water and energy -- ; Effect of diffuse light --Conclusions -- References -- 8 ; Woody detritus mass and its
Studies matching the classic model -- ; Studies not matching the classic model -- ; Effect of management -- ; Consequences for net ecosystem carbon balance -- ; Reducing observational uncertainties --Conclusions -- References -- Part III ; Belowground processes --9 ; Aboveground and belowground consequences of long-term forest retrogression in the timeframe of millennia and beyond /David A. WardleIntroduction ; Lake Island in Northern Sweden -- ; Retrogressive successions elsewhere in the world --Conclusions -- References -- 10 ; Rooting patterns of old-growth forests: is aboveground structural and functional diversity mirrored belowground? /Jürgen BauhusIntroduction ; What comprises belowground structural diversity? -- ; Root gaps and horizontal variations in rooting density in old-growth forests -- ; Pit-and-mound topography in old-growth forest -- ; Old-growth structures harbouring roots -- ; Influence of stand age on diversity of functional root types, mycorrhizae, and the vertical patternin
Drainage of dissolved carbon from forest ecosystems -- ; Soil carbon stock changes -- ; Case study of soil carbon sequestration in a 250-year-old beech forest -- ; Site description and experimental setup -- ; Historical carbon export -- ; Soil respiration in Hainich NP -- ; Carbon export to the liquid phase -- ; Development of carbon stocks -- ; Discussion of carbon stock changes --Conclusions -- References -- 12 ; Is there a theoretical limit to soil carbon storage in old-growth forests? a model analysis with contrasting approaches /Markus ReichsteinGöran I. Ågren, andSebastién FontaineIntroduction ; Observations of old-growth forest carbon balance -- ; Is there a theoretical limit to soil carbon storage? -- ; Classical carbon pool models -- ; Alternative model concepts of soil carbon dynamics -- ; Complicating factors not considered -- ; Perspectives for a new generation of models -- ; Models connecting the decay rate of soil carbon to the size, activity and functional diversity of microbe
Conclusions -- References -- 14 ; Biomass chronosequences of United States forests: implications for carbon storage and forest management /Jeremy W. LichsteinChristian WirthHenry S. Horn, andStephen W. Pacala ; Forest management and carbon sequestration -- ; Mechanisms of biomass decline -- ; Transition form even- to uneven-aged stand structure -- ; Large mortality events -- ; Successional changes in growth conditions -- ; Species effects on forest stature -- ; Aboveground biomass chronosequences for US forests -- ; Methods -- ; Results -- ; Discussion -- ; Late-successional AGB trajectories -- ; Summary and validity of results -- ; Implications --References -- 15 ; Temperate and boreal old-growth forests: how do their growth dynamics and biodiversity differ from young stands and managed forests? /Ernst-Detlef SchulzeDominik HessenmoellerAlexander KnohlSebastiaan LuyssaertAnnett Boerner, andJohn GraceIntroduction ; Global distribution of temperate and boreal forests -- ; Productivity of temperate a
Introduction ; Conservation status, values and threats -- ; Main threats -- ; Values -- ; Conservation prospects -- ; Plant-animal interactions -- ; Biogeochemistry -- ; Relevant features of the nitrogen cycle in unpolluted South American forests -- ; Human impact on biogeochemistry of southern forests --Conclusions -- References -- 17 ; Tropical rain forests as old-growth forests /John Grace andPatrick MeirIntroduction ; Structure -- ; Physiological attributes -- ; Are rain forests carbon sinks? -- ; Are there recent changes in species composition? -- ; How will rain forests behave in a hotter and drier climate? -- ; The future -- ; A pessimistic view of the future -- ; An optimistic view of the future --References -- Part V ; Human dimensions --18 ; Detecting intact forests from space: hot spots of loss, deforestation and the UNFCCC /Frédéric AchardHugh EvaDanilo MolliconePeter PopatovHans-Jürgen StibigSvetlana Turubanova, andAlexey YaroshenkoIntroduction ; Monitoring of forest areas from the global
Monitoring of intact forests in Northern European Russia -- ; Options for future monitoring -- ; Processes of deforestation and forest degradation -- ; Tropical forest monitoring in the context of the UNFCCC -- ; Tropical deforestation and carbon emissions -- ; Use of the concept of intact forest in a potential mechanism for reducing emissions from deforestation in developing countries --Conclusions -- References -- 19 ; Impacts of land use on habitat functions of old-growth forests and their biodiversity /Dorothea FrankManfred Finckh, andChristian Wirth ; Introduction -- ; Old-growth forests ; habitat function -- ; Structure -- ; Stand microclimate -- ; Spatiotemporal stability -- ; Characteristic human impacts on old-growth forests in different biomes and their impact on habitat characteristics, habitat functions and biodiversity -- ; Boreal forests -- ; Temperate forests -- ; Tropical forests --Conclusions -- References -- 20 ; Old-growth forests in the context of international environmental ag
Conclusions -- References -- Part VI ; Synthesis ; 21. ; Old-growth forests: function, fate and value, a synthesis /Christian Wirth ; Challenges in functinal old-growth forest research -- ; Functinal consequences of old-growth forest structure: the spatial view -- ; Tall stature -- ; The imprint of aboveground structural structural complexity -- ; The imprint of belowground structural complexity -- ; Habitat structure -- ; Old-growth forests in the context of succession: the temporal view -- ; Long-term trends in tree and stand productivity -- ; Are old-growth forests carbon neurtal? -- ; Nutrient dynamics -- ; Consequences of successional species change -- ; Shapes of responces -- ; The fate of old-growth forests worldwide -- ; Current status of old-growth forests worldwide -- ; Politics and the future of old-growth forests -- ; Research needs -- ; Methods -- ; Knowledge gaps -- ; Overall summary --References