Kraatz, D. B. <br/><br/>
Irrigation canal lining 

 - Rome  FAO  1977 
 - xviii,199p.  23cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Irrigation canals and flumes
<br/><br/><label>LC Class. No.: </label>UNOTC930.K7