Ruttan, V. W. <br/><br/>
The economic demand for irrigated acreage 

 - Resources for the Future, by The Johns Hopkins  Washington  1965 
 - 139p.  fig., table 
<br/><br/><label>Nat. Bib. No.: </label>2940 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Universal Decimal Class. No.: </label>631.1  / VER