The one on the scarecrow is modeled by Hutch.
I'm sure he'd be able to guide you.
There is the ol' v11 Locks of Hair however if you want to stick with particle hair.http://www.hash.com/htmlHelp/v11.0/v105/LocksOfHair.htm
Remember: The secret to creating the old, old hair materials is to hold the SHIFT key down when creating your material.
It may or may not serve your purposes.
This and other similar information linked at 'Useful Links'. vvv