Discuss some of the impacts of fire on rangeland vegetation. ...

[Caiter2013]

Discuss some of the impacts of fire on rangeland vegetation.
 
  What will be an ideal response?

Question 2

What are some of the mechanisms that explain the increase in woody plants in the southwestern United States?
 
  What will be an ideal response?

[stallen]

Answer to Question 1

Reduction in woody plant levels, increased cycling of nutrients, reduction in allelopathic and pathogenic substances associated with old decaying vegetation.

Answer to Question 2

Heavy grazing by domestic livestock, spread of seed by livestock, reduction in wildfires, climatic shift, activities of rabbits and rodents, atmospheric CO2 enrichment.

[Caiter2013]

Thanks for the timely response, appreciate it

[mohan]

Wow, this really help