Diagnosis and improvement of saline and alkali soils/L.A. Richards, editor    (Book) 

 - Washington  U.S. Gov. Print Off  1954 
 - 160 p.  27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Alkali lands
<br/><br/><label>Universal Decimal Class. No.: </label>631.413.3:631.415.36 DIA  / 7269