How to find out the best PR sites in my niches for link persuit

Sorry if this seems like a silly question
How do i find out the best PR sites in my niches ?
IS is really a case of simply typing the keywords in google and watch the PR bar ? or is there a more automated way

 

you can used its http://www.iwebtool.com/backlink_checker

Mpp Viewer

 

There are many link exchange directories also which list sites according to categories and also mention the site PR, you can use such directories to find sites in your niche...

 

for me google the term and will find some sites. and for me the sites in on the fist page is more impotent not the one with good pr

 

Hi,
as you had said opening the web sites which are shown for you niche market keywords is one and the other is using PR checking tools.

 

any links to free recommended PR checking tools sounds good , saves me trying lots