Importance of agroforestry

Folks,

I came across this wonderfull presentation prepared by Sri.Vishnu Shankar. With due respect I am posting the link of his ppt here
The PPT explains necessity of agroforestry.  MUST READ presentation for new gen farmers.

authorstream.com/Presentatio … -01-05-11/

His original blog is

agrowmania.blogspot.in/2010/07/m … vembu.html