Рет қаралды 763
The four-stage model of forest development is widely used, but it has some shortcomings. As an alternative Jerry Franklin (2002, www.sciencedirect.com/science...) proposed an 8-stage model of natural stand development aimed at forest ecosystems with long-lived species.
⭐For further detail on the old-growth stage: • What is an Old-Growth ... ⭐
⭐For the alternative 4-stage model of stand development: • Video ⭐
Filmed primarily on the traditional, ancestral, and unceded territory of the Katzie First Nation.
00:00 - Intro
00:12 - 4-Stage Model of Stand Development
00:12 - 4-Stage Model Shortcomings
01:18 - 8-Stage Model of Stand Development
01:37 - 1. Disturbance & Legacy Creation
03:27 - 2. Cohort Establishment
04:27 - 3. Canopy Closure
05:21 - 4. Biomass Accumulation & Competitive Exclusion
06:16 - 5. Maturation
07:50 - 6. Vertical Diversification
08:31 - 7. Horizontal Diversification
09:04 - 8. Pioneer Cohort Loss
Script: Patrick Culbert
Camera/Sound: Astrid Jolley, Patrick Culbert
Drone Footage: Patrick Culbert
Editing: Patrick Culbert
Captions: Astrid Jolley