Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
25 Cards in this Set
- Front
- Back
Cambium |
The section of the inside of a tree trunk just inside the bark. |
|
Sapwood |
The section of the inside of a tree trunk that is next after the Cambium. |
|
Heartwood |
The section of the inside of a tree trunk that is in the center of the trunk and is the oldest wood in the tree. |
|
Pith |
The very center of a tree trunk and the pith contains the first rings of the tree’s growth. |
|
Xylem |
The tissue responsible for transporting water from the roots to the leaves. |
|
Phloem |
The tissue responsible for transporting food from the leaves to growing or storage systems in the tree. |
|
Dominant Tree |
The tallest trees in an ecosystem that control the light. |
|
Co-Dominant Tree |
The trees just below the canopy that receive most of their light from above, but not the sides. |
|
Intermediate |
Shorter trees that receive very little sunlight. |
|
Overtopped (Suppressed) Trees |
The smallest trees in a forest that usually receive no direct sunlight. |
|
Primary Succesion |
The process of bare land turning into a climax community. |
|
Secondary Succesion |
The process of damaged land (fire, natural disaster, etc.) returning to a climax community. |
|
4 Stages of Forest Succession |
Stand initiation, Stem exclusion, Understory reinitiation, multi-aged stand. |
|
|
Clear cut |
|
|
Seed Tree |
|
|
Shelterwood |
|
|
Single Tree |
|
|
Group Tree |
|
What are 4 reasons we might thin a forest? |
Promote growth of other trees, reduce fire risk, increase forest health, improve wildlife habitat |
|
Basal Area |
The summed breast height (4.5 ft from the stump) of a certain area of trees. |
|
Merchantable Height |
The height to the first fork in a tree measured in 16 ft. logs. |
|
Afforestation |
The planting and establishment of a forest on land that was not previously forested. |
|
Board Foot |
A forestry unit referring to 144 square inches of wood. |
|
Canopy |
The upper level of a forest that completely shades the forest floor. |
|
Bole |
The main trunk of a tree. |