Save
Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know
Remaining cards (0)
Know
0:00
share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Forest & canopy stru

For 330 Forest and canopy structure, many from Dictionary of Forestry

TermDefinition
Allometric equation Describes the relationship of one part of a plant to another part of a plant.
Canopy The agregate of all tree crowns, inclusive of foliage and woody materials.
Canopy cover The proportion of the forest floor covered by the vertical projection of tree crowns.
Crown The branches and foliage at the top of a tree.
Even-aged stand A forest stand having trees within a narrow age class.
Heartwood Nonliving inner core of a tree stem that is protected from decay and provides mechanical support.
Leaf area index The amount of live leaf area in a canopy per unit ground area.
Overstory The highest layer of vegetation in a multilayred forest stand.
Pipe model theory A unit of tree foliage is serviced by a specific cross-sectional area of conducting sapwood.
Sapwood Outer wood layers of a live tree stem that are composed of living cells and conduct water; sapwood is generally lighter in color than heartwood.
Specific leaf area Leaf area per unit weight.
Stand A contiguous group of trees or plants of uniform structure and composition growing in similar site conditions.
Stand density The number, cross sectional area, or volume of trees per unit area; a measure of crowding.
Stand structure The spatial distribution of components in a forest stand including stems, branches and foliage of live trees, shrubs, herbaceous understory, as well as standing and fallen woody debris.
Thinning A management treatment that decreases stand density to improve forest growth and vigor.
Understory The layer of vegetation below an overstory.
Uneven-aged stand A forest stand having trees in three or more age classes.
Created by: mdcoleman
 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards