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FOREST STRUCTURE AND DEVELOPMENT Stand Dynamics and Succession

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Presentation on theme: "FOREST STRUCTURE AND DEVELOPMENT Stand Dynamics and Succession"— Presentation transcript:

1 FOREST STRUCTURE AND DEVELOPMENT Stand Dynamics and Succession
ESRM 450 Wildlife Ecology and Conservation FOREST STRUCTURE AND DEVELOPMENT Stand Dynamics and Succession

2 Scale measures or quantifies differences among observations
Extent (or range) describes the realized scope of a phenomenon or entity of interest Grain (or resolution) describes how finely observations within the extent are divided or distinguished

3 Edges change over time Recent edge Closed edge Embedded edge

4 Light is attenuated at forest edges
How does light affect wildlife habitat?

5 Edges alter laminar wind flow
How does wind affect wildlife habitat?

6 Extent of edge effects varies by forest type and environmental factor
What factors cause this variability?

7 Forest development and succession can be modeled in different ways
Oliver & Larson model of stand development following disturbance

8 Relative positions of canopy strata are important components of stand structure
How can these strata help us interpret wildlife habitat?

9 Frelich, L.E. and P.B. Reich (1995)
Ecological Monographs 65: Spatial patterns and succession in a Minnesota southern-boreal forest

10 Southern Boreal Forest

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17 Multiple successional pathways
in southern boreal forest

18 Silviculture can influence the outcome of successional pathways

19 What information would you need to describe successional pathways?


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