Title: Determine the age and growth rate of a tree.
Course: Community Forestry and Tree Management (18502-III) > Section: Explaining Tree Biology

Explanation should include

- growth of xylem and phloem and their aging into rings
- environmental effects on ring growth
- methods for counting rings
- identification of twig nodes and internodes.

Process/Skill Questions:

- How are the rings in the trunk created?
- What is indicative of a drought?
- Why is the ability to determine the age of a tree significant?
- How is an increment borer used?
- What does the color of the annual rings indicate about the environment?
- What does the length of twig internodes indicate about tree growth and vitality?