Muhammad Adeel Khan. <br/><br/>
Comparison of soil permeability before and after installation of subsurface drainage sysem. 
Bilal Shah, Zeeshan, Amjad Shinwari, Yasir Saleem Alvi. 
 - Risalpur:  MCE.  13-05-2002 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Project.
<br/><br/><label>Dewey Class. No.: </label>P-229