[Qgis-user] How to make point density layer?

[Wirote Laongmanee]

Dear QGIS-User,

Could someone direct me to make the point density layer from polygon feature
with attribute data?

I am working on biodiversity of mollusca in mangrove area, and would like to
present the density of mollusca species in area with dot density present.

I try to deal with grass v.kernel but not succes with the module need point
layer so I have not that data.

hope someone can help. thank you in advanced.

-- 
Wirote Laongmanee
http://wmap.wordpress.com
http://parn-site.blogspot.com
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