Lesson 20: Succession

• leçon - matière potentielle : 12 -21

Lesson 20: Succession • Definitions – Seres and stages – Autogenic vs. allogenic succession – Progressive vs. retrogressive succession – Facilitation, inhibition, life-history traits • Examples of primary and secondary succession • Methods of documenting succession – Historical long-term data from permanent plots – Examination of plots along a chronosequence – Pollen record – Dendrochronolgy • Models of succession • Facilitation vs. inhibition (Cowles vs. Clements) • Relay floristics vs.

• quartzite rock with grimmia clones
• vegetation change through time
• sand dune sere
• sere
• suggest stages of succession from herbs to low shrubs to tall shrubs as the fracture planes weather
• time scales
• succession