http://www.imagereference.com/Free-Texture-Library-Ground.shtml
http://www.morguefile.com/archive/index.php?display=&terms=soil&&start=36

Here's a couple of places to start. On the internet we have this magical search tool called Google in which you type in a request for something and it goes out like a good little robot and finds hunderds of selections for you to look through for what ever it is you want. That's how I found these links and might I suggest that if you find nothing you need in them to try Google for yourself.. ...

 

Once in a while I look around,
I see a sound
and try to write it down
Sometimes they come out very soft
Tinkling light sound
The Sun comes up again