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.
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

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

Decomposition contro

For 330 Decomposition controls from Chapin 2011

TermDefinition
C:N ratio Ratio of carbon mass to nitrogen mass.
Decomposition Breakdown of dead organic matter through fragmentation, chemical alteration, and leaching.
Decomposition rate constant, k Constant (k) that describes the exponential breakdown of a tissue.
Exoenzyme Enzyme that is secreted by an organism into the environment.
Heterotrophic respiration Respiration by nonautotrophic organisms (i.e., microbes and animals).
Labile Easily decomposed.
Lignin An aromatic polymer that, with cellulose, forms secondary cell walls of woody tissue.
Litterbag Mesh bag used to measure decomposition rate of detritus.
Mean residence time Mass divided by the flux into or out of the pool over a given time period; inverse of turnover.
Phosphatase Enzyme that hydrolyzes phosphate from a phosphate-containing organic compound.
Protease Protein-hydrolyzing enzyme.
Quality Chemical nature of organic matter that determines the ease with which it is broken down by herbivores or decomposers.
Recalcitrant Resistant to microbial breakdown.
Rhizosphere Zone of soil that is directly influenced by roots.
Turnover Turnover Replacement of a pool; ratio of the flux to the pool size; inverse of mean residence time.
Created by: mdcoleman