Ayers, R. S. <br/><br/>
Water quality for agriculture / 
by R. S. Ayers, D. W. Westcot. 
 - Rome :  Food and Agriculture Organization of the United Nations,  1976. 
 - Irrigation and drainage paper ;  29 .
<br/><br/>Bibliography: p. 89-92. 
<br/><br/><label>ISBN: </label>925100093X 
<br/><br/><label>LCCN: </label>78301713 
<br/><br/><label>Nat. Bib. No.: </label>It*** 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Irrigation water -- Quality.--Irrigation water -- Quality.<br/>Irrigation water -- Quality -- Management.--Irrigation water -- Quality -- Management.--Irrigation water -- Quality -- Management.<br/>Water-supply, Agricultural -- Quality -- Management.--Water-supply, Agricultural -- Quality -- Management.--Water-supply, Agricultural -- Quality -- Management.
<br/><br/><label>LC Class. No.: </label>S618.45  / .A93 
<br/><br/><label>Dewey Class. No.: </label>631.7