Forest Ecology - Regeneration Ecology

Regeneration Ecology

Announcements

• Last week’s lab is due today or Wednesday.
• Labs this week will meet at the Vans location by 2 PM.
• Packback assignments are due Thursday by 11:59 PM CST.
• Exam 1 is scheduled for February 19.

Overview of Regeneration Ecology

• Regeneration ecology encompasses the phases of a plant's life cycle, including seed dispersal, establishment, growth, and reproduction. Figure 5.1 illustrates this volumetric landscape ecosystem, representing trees as repeating modular units of shoots.
• Phases of Regeneration:
  • Phase I: Bank of seeds on and in the forest floor.
  • Phase II: Establishment and recruitment of seedlings.
  • Phase III: Growth in height, mass, and number of modular units. Vertical bars represent environmental constraints on growth, and the dashed line indicates the influence of the overstory on establishment and recruitment.
  • Phase IV: Seed production and dispersal.

Gymnosperms

• Gymnosperms are non-flowering seed plants with