Modifiers for Saskatchewan soil code WWA (WILLOWS O.BC)

1. 33~~~
   
2. 48~~~
   
3. A33~~
   
4. A48~~
   
5. A~~~~
   
6. B33~~
   
7. B48~~
   
8. B~~~~
   
9. D33~~
   
10. D48~~
    
11. D~~~~
    
12. ~~~~~